Construction industry acronyms (4,209 entries)

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  • Acronym: Meaning
  • A: Area
  • A: Area, Ampere; Acre; Alcove; Compressed Air Line
  • A2A: Air-To-Air
  • A2W: Air-To-Water
  • AA: Alkali-Activated (binders)
  • AA: annual average
  • AABC: Architects Accredited in Building Conservation
  • AADT: Annual Average Daily Traffic
  • AAR: annual average rainfall
  • AAV: Air Admittance Valve (sometimes referred to as a Durgo valve)
  • AAWT: annual average weekday traffic
  • AB: Acoustic Brace
  • AB: Airbrick
  • AB: Alarm Bell
  • AB: Anchor Bolt
  • AB: Anchor Bolt; Asbestos Board
  • AB: As Built
  • ABC: Above Ceiling
  • ABE: Association of Building Engineers
  • ABR: Alternative Bars Reversed
  • ABS: Acrylonitrile Butadiene Styrene
  • ABV: Above
  • AC: Air Conditioning
  • AC: Air Conditioning, Alternating Current, Acoustical
  • AC: Alternating Current.
  • AC: Annual Cost.
  • AC: Appeal Case
  • AC: Asbestos cement
  • AC: asphalt concrete
  • ACA 3: Form of Building Agreement
  • ACA: Association of Consultant Architects
  • ACAS: Advisory, Conciliation and Arbitration Service
  • ACASFA: Association of Consultant Architects Standard Form of Agreement CA: Conditions of Appointment
  • ACC: Access
  • ACD: Accredited Construction Detail
  • ACE: Association for Consultancy and Engineering
  • ACF: Architectural Concrete Finish
  • ACFL: Access Floor
  • ACI: American Concrete Institute
  • ACL: Across the Line
  • ACM: Asbestos Containing Materials
  • ACOUST: Acoustical
  • ACPL: Acoustical Plaster
  • ACR: Acrylic
  • ACS: Average Cold Spell
  • ACST: Acoustic
  • ACT: Acoustic Ceiling Tile
  • ACT: Acoustical Tile; Actual
  • ACT: Advanced Curtain Walling Technology
  • AD: Access Door, Area Drain
  • AD: Anaerobic Digestion
  • AD: Anno Domini
  • AD: Approved Document
  • AD: Area Drain
  • AD: Aspirated Detector
  • ADA: Americans with Disabilities Act of 1992
  • ADAAG: Americans with Disabilities Act Architectural Guidelines
  • ADCAC: Approval of Details (relating to CAC)
  • ADD: Addendum; Addition
  • ADDL: Additional
  • ADFULL: Approval of Details (relating to FULL)
  • ADH: Adhesive
  • ADJ: Adjust, Adjustable, Adjacent
  • ADLBC: Approval of Details (relating to LBC)
  • ADQ: Actual Digital Questions
  • ADR: Alternative Dispute Resolution
  • ADS: Area Data Sheets
  • ADV: Advert Application
  • AEA: Allowed Enforcement Appeal
  • AEC: Annual Equivalent Cost.
  • AEC: Architectural, Engineering and Construction
  • AECB: Association for Environment Conscious Building
  • AECO: Architecture, Engineering, Construction and Operation
  • AECOO: Architecture, Engineering, Construction, Owner and Operator
  • AEDET: Achieving Excellence in Design Evaluation Toolkit (healthcare buildings)
  • AEP: annual exceedance probability
  • AEV: Annual Equivalent Value.
  • AF: Above the Floor
  • AFF: Above Finished Floor
  • AFFL: Above Finished Floor Level
  • AGA: American Gas Association
  • AGG: Aggregate
  • AGGR: Aggregate
  • AHERA: Asbestos Hazard Emergency Response Act
  • AHU: Air Handling Unit
  • AHVLA: Animal Health and Veterinary Laboratories Agency
  • AI: Approved Inspector
  • AI: Architect's Instruction
  • AIA: American Institute of Architects, American Insurance Association
  • AIA: Asbestos International Association
  • AIB: Asbestos Insulation Board
  • AIC: Amperes Interrupting Circuit
  • AIEE: American Institute of Electrical Engineers
  • AIM: Architectural Information Model
  • AIM: Asset Information Model
  • AIOSH: Associate of the Institute of Occupational Safety and Health
  • AIR: Asset Information Requirements.
  • AISC: American Institute of Steel Construction
  • AL: Aluminum
  • ALARP: As Low As Reasonably Practicable
  • ALB: Arm's Length Body
  • ALC: Agricultural Land Classification
  • ALC: Alliance Contract
  • ALG: Association of London Government
  • ALGAO: Association of Local Government Archaeological Officers
  • ALGE: Association of Local Government Ecologists
  • ALM: Alarm
  • ALO: Architectural Liaison Officer
  • ALOS: Average Length of Stay
  • ALS: Acrylic Latex Sealant
  • ALT: Alternate, Alteration; Altitude
  • ALUM: Aluminium
  • ALUM: Aluminum
  • AM: Additive Manufacturing (3D printing)
  • AM: Asset Management
  • AMB: Ambient
  • AMF: Above Main Floor
  • AMF: Automatic Mains Failure (detection)
  • AMP: Agreed Maximum Price
  • AMP: Ampere, Ampacity
  • AMP: Asset Management Plan
  • AMP5: Asset management plan for the 5-year period 2010-2015
  • AMPY: Ampere
  • AMT: Amount
  • AMT: Automatic Monitoring and Targeting
  • AN: Anode
  • ANC: Association of Noise Consultants
  • ANCH: Anchor, Anchorage
  • ANN: Annunciator
  • ANOD: Anodised
  • ANOD: Anodized
  • ANSI: American National Standards Institute
  • ANT: Antenna
  • AOB: Any Other Business
  • AoC: Attestation of Conformity
  • AOCTs: Associated Overseas Countries and Territories
  • AOD: above Ordnance Datum
  • AoE: Audio over Ethernet
  • AOM: Asset Optioneering Model
  • AONB: area of outstanding natural beauty
  • AoS: appraisal of sustainability
  • AOV: Automatic Opening Vent
  • AP: Access Panel
  • AP: Accredited Professional (BREEAM)
  • AP130: 30-day antecedent precipitation index
  • APAD: Application for Prior Approval to Demolish
  • APC: Aminopolycarboxylate
  • APC: Assessment of Professional Competence
  • APE: Association of Planning Engineers
  • APF: Assigned Protection Factor
  • API: antecedent precipitation index
  • APPD: Approved
  • APPG: All Party Parliamentary Group
  • APPROX: Approximate
  • APRVD: Approved
  • APS: Association of Planning Supervisors
  • APT: Apartment
  • APUDG: All Party Urban Development Group
  • APW: available profile water
  • APX: Approx.
  • APX: Approximate
  • AQAP: air quality action plan
  • AQMA: air quality management area
  • AQMA: Air Quality Management Area
  • AQMP: Air Quality Management Plan
  • AQP: Academically Qualified Person
  • AR: Acid Resisting
  • ARB: Architects Registration Board
  • ARC: Alarm Receiving Centre
  • ARCA: Asbestos Removal Contractors Association
  • ARCH: Architect, Architectural
  • ARL: Asset Remaining Life
  • ARPT: Annual Residential Property Tax
  • ARS: Asbestos Roof Shingles
  • ARS: Average Risk Score
  • AS: Acoustic Sealant
  • AS: AcouStud
  • AS: Aspirated Detector
  • AS: Audio Speaker
  • ASB: Asbestos
  • ASBA: Association of Self-Build Architects
  • ASBU: Advanced Social Building Unit
  • ASC: Above Suspended Ceiling
  • ASC: Asset support contractor
  • ASCE: American Society of Civil Engineers
  • ASD: Allowable Strength Design
  • ASD: Aspirated Detector
  • ASFP: Association for Specialist Fire Protection
  • ASHP: Air Source Heat Pump
  • ASHRAE: American Society of Heating, Refrigerating and Air Conditioning Engineers
  • ASI: Architect and Surveying Institute
  • ASL: advanced stop line
  • ASLIC: Asbestos (Licensing) Regulations
  • ASME: American Society of Mechanical Engineers
  • ASPH: Asphalt
  • ASSEM: Assemble
  • ASSOC: Association; Associate
  • ASSY: Assembly
  • AST: Assured Shorthold Tenancy.
  • ASTM: American Society for Testing and Materials
  • AStSWF: area susceptible to surface water flooding
  • ASZ: archaeological sub-zone
  • AT: Acoustical Tile; Asphalt Tile
  • ATC: Acoustical Tile Ceiling
  • ATC: Assessment of Technical Competence
  • ATC: Automatic Temperature Control
  • ATC: automatic traffic count
  • ATD: Above Tunnel Datum
  • ATH: Aluminium Trihydrate
  • ATM: Automatic Teller Machine; Atmospheric
  • ATO: accumulated temperature above 0°C
  • ATS: Aerobic Treatment System
  • ATS: Automatic Transfer Switch
  • ATTEN: Attenuation
  • AURN: Automatic Urban and Rural Network
  • AUTH: Authorized
  • AUTO: Automatic
  • AV: Air Vent
  • AV: Audio Visual (equipment)
  • AVCL: Air and Vapour Control Layer
  • AVG: Average
  • AVH: AV Hub
  • AW: Acid Waste
  • AWC: available water capacity
  • AWG: American Wire Gauge
  • AWM: Automatic Washing Machine
  • AWS: American Welding Society
  • AWS: Automatic warning system
  • AWWA: American Water Works Association
  • AX: Axis
  • B & B: Balled and Burlapped, Bell and Bell
  • B & F: Bell and Flange
  • B & S: Bell and Spigot, Brown & Sharp
  • B TO B: Back to Back
  • B/: Bottom (of)
  • B: Boiler / Bathroom / Bidet
  • B: Boiler, Bathroom, Bidet
  • B2B: Business to Business
  • B2C: Business to Consumer
  • B2G: Business to Government
  • BA: Bulb Angle
  • BaBCWT: Birmingham and Black Country Wildlife Trust
  • BACNET: Building Automation and Control NETwork
  • BACS: Building Automation and Control System
  • BAF: Baffle
  • BAF: Biological Aerated Filters
  • BAFO: Best And Final Offer
  • BAILII: British and Irish Legal Information Institute
  • BAL: Balance, Ballast
  • BAP: biodiversity action plan
  • BAS: Building Automation System
  • BASIR: Built Asset Security Information Requirements
  • BASMP: Built Asset Security Management Plan
  • BASS: Built Asset Security Strategy
  • BATNEEC: Best Available Techniques Not Entailing Excessive Cost
  • BB: Buffalo Box, Ball Bearing,, Bulletin Board
  • BB: Building Bulletin
  • BBA: British Board of Agrément
  • BBD: Bulletin Board
  • BBL: Barrel
  • BBP: Better Buildings Partnership
  • BBSBD: British Bryological Society Bryophyte Database
  • BC: Base Coat (paint)
  • BC: Before Christ
  • BC: Broom Closet
  • BC: Building Control (by Statute Law & Regulation): See BCB
  • BCA: British Cement Association.
  • BCA: Building Control Authority
  • BCAM: Bridges Condition Asset Management
  • BCB: Building Control Body. (an Approved inspector or the Local Authority Building Control)
  • BCC: British Ceramic Confederation
  • BCECA: British Chemical Engineering Contractors Association
  • BCF: BIM Collaboration Format
  • BCIS: Building Cost Information Service
  • BCMC: British Cable Makers Confederation
  • BCMI: Bridge Condition Marking Index
  • BCO: British Council of Offices
  • BCO: Building Control Officer
  • BCR: benefit-cost ratio
  • BCW: Boosted Cold Water
  • BCWS: Boosted Cold Water Services
  • BD: Board, Blow Down (pipe)
  • BDL: Bundle
  • BDRM: Bedroom
  • BDY: Boundary
  • BECI: Built Environment Construction Industry
  • BEL: Below
  • BEM: Building Energy Management.
  • BEM: Building Energy Model.
  • BEMS: Building Energy Management Systems
  • BEP: BIM Execution Plan
  • BER: Building Emission Rate
  • BeST: Benefits of SUDS Tool
  • BET: Between
  • BETW: Between
  • BEV: Bevel
  • BF: Basement Floor
  • BF: Board Foot, Back Face, Bottom Face, Both Faces, Boiler Feed
  • BFI: Base Flow Index
  • BFIHOST: Base Flow Index derived using the HOST soil classification
  • BFM: Buiness Focussed Maintenance
  • BFRC: British Fenestration Rating Council
  • BG: Bag (e.g., of cement)
  • BG: British Gypsum
  • BGL: below ground level
  • BGS: British Geological Survey
  • BH: Beam Height
  • BH: Bore Hole.
  • BHD: Bulkhead
  • BHP: Brake Horsepower
  • BHSS: British Health and Safety Society
  • BHW: Boosted Hot Water
  • BHWS: Boosted Hot Water Services
  • BIAT: British Institute of Architectural Technologists
  • BIFM: British Institute of Facilities Management
  • BIG: Back Inlet Gully
  • BILD: Building Insurance Latent Defects
  • BIM: Building Information Modelling
  • BINDT: British Institute of Non-Destructive Testing
  • BIPV: Building Integrated Photovoltaic Ventilation
  • BIS: Department for Business Innovation and Skills
  • BIT: Bituminous
  • BIU: Beam In Use
  • BJF: Bituminous Joint Filler
  • BKR: Breaker
  • BL: Base Line, Building Line, Block
  • BLDG: Building
  • BLK: Block
  • BLK: Blockwork
  • BLKG: Blocking
  • BLO: Blower
  • BLR: Boiler
  • BLR: Building Law Reports
  • BLT: Borrowed Lite, Bullet Tips (Hinges)
  • BLT-IN: Built-In
  • BM: Beam, Bench Mark
  • BM: Bending Moment.
  • BMGV: Biological Monitoring Guidance Values (See COSHH)
  • BMP: Best Management Practice
  • BMS: Building Management Services/ System
  • BMT: Butyl Mastic Tape Sealant
  • BMTA: British Measurement and Testing Association
  • BMU: Building Maintenance Units
  • BMV: best and most versatile (agricultural land)
  • BMWP: Biological Monitoring Working Party
  • BN: Bullnose
  • BNDG: Bending (re-bars)
  • BNS: biological notification site
  • BNT: Bent
  • BO: Blow Off
  • BoCC: birds of conservation concern
  • BOD: Basis of Design.
  • BOD: Biochemical Oxygen Demand
  • BOD: Bottom of Duct
  • BOD: Burden of Disease
  • BOH: Back of House
  • BOM: Bill of Materials
  • BOOT: Build Own Operate Transfer
  • BOP: Balance of plant
  • BOP: Bottom of Pipe
  • BOQ: Bill of Quantities
  • BOS: Bottom of Steel / Slab
  • BOT: Bottom
  • BOT: Build Operate Transfer
  • BOTDA: Brillouin Optical Time Domain Analysis
  • BOTDR: Brillouin Optical Time Domain Reflectometer
  • BP: Base Plate, Blueprint, Bypass
  • BPA: British Pipeline Agency
  • BPE: Building Performance Evaluation
  • BPEO: Best practicable environmental option
  • BPF: British Property Federation
  • BPG: Best Practice Guidance.
  • BPL: Bearing Plate
  • BPM: Best practicable means
  • BPN: Building Preservation Notice
  • BPRA: Business Premises Renovation Allowance
  • BQ: Bills of Quantities (sometimes BoQ or Bills)
  • BR: Bedroom, Brick, Brass, Boiler Room Branch
  • BR: Building Report
  • BRAC: Building Regulations Advisory Committee
  • BRDG: Bridge, Bridging
  • BRE: Building Research Establishment
  • BREDEM: BRE Domestic Energy Model
  • BREEAM: Building Research Establishment Environmental Assessment Method
  • BRG: Bearing
  • BRIC: Brazil, Russia, India and China
  • BriM: Bridge Information Model
  • BRK: Brick
  • BRKR: Breaker
  • BRKT: Bracket
  • BRS: Butyl Rubber Sealant, Brass
  • BRT: Bus Rapid Transit
  • BRUKL: Building Regulation UK Part L report
  • BRW: Brick Retaining Wall
  • BRZ: Bronze
  • BRZG: Brazing
  • BS EN: British Standard European Norm
  • BS: Base Speaker
  • BS: Both Sides, Backset, Bluestone
  • BS: British Standard
  • BSF: Building Schools for the Future
  • BSI: British Standards Institute
  • BSIM: Building Services Information Model
  • BSL: Basic Safety Limit
  • BSMT: Basement
  • BSRIA: Building Services Research and Information Association
  • BSTSA: British Surface Treatment Suppliers Association
  • BT: Bathtub, Bolt
  • BT: British Telecommunications plc
  • BTM: Bathroom (drawing)
  • BTO: British Trust for Ornithology
  • BTR: Better
  • BTU: British Thermal Units
  • BTUH: British Thermal Units per Hour
  • BUG: Building User's Guide
  • BUR: Built-up Roof
  • BUS: Building Use Study
  • BUZ: Buzzer
  • BV: Best Value
  • BV: Butterfly Valve
  • BVL: Bevelled
  • BW: Block Wall / Brick Wall
  • BW: Both Ways
  • BWF: Barbed Wire Fence.
  • BWF: British Woodworking Federation
  • BWIC: Builder's Work in Connection (building services)
  • BWICS: Builder's Work In Connection with Services
  • BWL: Brickwork
  • BWV: Back Water Valve
  • BxP: BIM Execution Plan
  • BYND: Beyond
  • BYOH: Build Your Own Home
  • BYP: By Pass
  • C TO C: Center to Center
  • C to C: Centre to Centre
  • C&D: Construction and Demolition
  • C&I: commercial and industrial
  • c.: circa
  • C.I.: Cast Iron
  • C.O.: Cased Opening
  • C/C: Center to Center
  • C/C: Centre to Centre
  • c/o: Care Of
  • C: Cill Height
  • C: Courses, Curb, Channel, Degrees Celsius, Clock Outlet, Calcimine
  • C: of E Church of England
  • CA: Certifying authority
  • CA: Compressed Air
  • CA: Confidentiality Agreement
  • CA: Consultancy Agreement
  • CA: Contract Administrator
  • CAA: Clean Air Act
  • CAA: Conservation Area Audit
  • CAAV: The Central Association of Agricultural Valuers
  • CAB: Cabinet
  • CABE: Chartered Association of Building Engineers
  • CABE: Commission for Architecture and the Built Environment (See Design Council)
  • CAC: Conservation Area Consent
  • Caco: calcium carbonate
  • CAD: Cadmium, Computer-Aided Drafting
  • CAD: Computer Aided Design
  • CADD: Computer Aided Design and Draughting
  • CAE: Computer Aided Engineering
  • CAF: Cost Analysis Framework
  • CAFM: Computer Aided Facility Management
  • CAGR: Compound Annual Growth Rate
  • CAI: Cold Air Intake
  • CAI: Contract Administrator's Instructions
  • CAIS: Caisson
  • CAM: Computer Aided Manufacturing
  • CAN: Contract Award Notice
  • CAP: Capacity
  • CAPEX: Capital Expenditure
  • CAPS: Computer aided planning system
  • CAR: Carpet
  • CAR: Controlled Activity Regulations
  • CARP: Carpenter
  • CARRS: Civil Asset Register and electronic Reporting System.
  • CARS: Conservation Area Regeneration Scheme
  • CAS: Common Assessment Standard
  • CaSL: Cancelations and Significant Lateness Measure
  • Caso: calcium sulphate
  • Cast Brass, Coal Bin
  • CAT: Cable Avoidance Tool
  • CAT: Catalog
  • Cat: Category (i.e. Cat 6 Cable)
  • CATS: Credit Award Transfer System
  • CAV: Cavity
  • CAV: Constant Air Volume.
  • CAWR: Control of Asbestos at Work Regulations
  • CAWS: Common Arrangement of Work Sections
  • CAZ: Central Activities Zone
  • CB: Catch Basin, Concrete Block,
  • CBA: Cost-benefit analysis
  • CBCA: Chilled Beams and Ceilings Association
  • CBDM: Climate Based Daylight modelling
  • CBF: Close Boarded Fence
  • CBGM: cement bound granular mixture
  • CBI: Confederation of British Industry
  • CBL: Concrete Block
  • CBO: Community Based Organisation
  • CBP: Construction best practice
  • CBPP: concrete block permeable paving
  • CBR: California bearing ratio
  • CBW: Concrete Block Wall
  • CBX: Cast Box Strike
  • CC: Centre to Centre
  • CC: Clear Coat (paint)
  • CC: climate change
  • CC: Compliance Criteria
  • CC: Construction Confederation
  • CC: Contractor Client
  • CC: Cubic Centimeter
  • CCC: Committee on Climate Change
  • CCC: Confederation of Construction Clients
  • CCC: Current Construction Costs
  • CCE: Computer controlled equipment
  • CCF: Construction Clients Forum
  • CCHP: Combined Cooling, Heating & Power
  • CCI: Community Conservation Index
  • CCNSG: Client Contractor National Safety Group
  • CCOU: Construction Central Operations Unit
  • CCP: Contractor's Change Proposals
  • CCRA: climate change risk assessment
  • CCS: Carbon Capture and Storage
  • CCS: Considerate Constructors Scheme
  • CCT: Circuit
  • CCT: Compulsory Competitive Tendering
  • CCT: Construction Collaboration Technology
  • CCT: Correlated Colour Temperature
  • CCTV: Closed Circuit Television
  • CCTV: Closed Circuit TV
  • CCU: Cooker Control Unit
  • CCUS: Carbon Capture Use and Storage
  • CCW: Counter Clockwise
  • CD/C&D: Construction and Demolition
  • CD: Carbon Monoxide Detector
  • CD: Cold Drawn, Cadmium
  • CD: Completion Date
  • CD: Construction Document
  • CD: Consultation Document
  • CD: Contract Date
  • CDA: Client Design Advisor
  • CDA: Confidentiality Disclosure Agreement
  • CDA: critical drainage area
  • CDC: Cherwell District Council
  • CDD: Cooling Degree Days
  • CDE: Common Data Environment
  • CDEW: construction demolition and excavation waste
  • CDF: Common Data Format
  • CDM: Clean Development Mechanism
  • CDM: Construction (Design and Management) Regulations
  • CDMA: Collision Detection Multiple Access
  • CDMC: Construction Design Management Coordinator
  • CDP: Contractor's Design Portion
  • CDPA: Copyright, Design and Patents Act 1988
  • CDR: Carbon Dioxide Removal
  • CDS: Cold Drawn Steel
  • CE: Communauté Européenne, sometimes taken to stand for Conformité Européenne
  • CE: Conditions of Engagement
  • CE: Constructing Excellence
  • CEA: cost-effectiveness analysis
  • CECA: Civil Engineering Contractors Association
  • CED: Community Economic Development
  • CEEC: Central and Eastern European countries
  • CEEQUAL: The Civil Engineering Environmental Quality Assessment & Award Scheme
  • CEFA: Civil Examination Framework Agreement
  • CEL: Cellar
  • CEM AB: Cement Asbestos Board
  • Cem P: Cement Water Paint
  • CEM: Cement
  • CEMP: Construction Environmental Management Plan
  • CEN: Comité Européen de Normalisation
  • CEng: Chartered Engineer
  • CER: Ceramic
  • CERT: Carbon Emissions Reduction Target
  • CESMM: Civil Engineering Standard Method of Measurement
  • CESMM3: Civil Engineering Standard Method of Measurement, Third Edition
  • CESMM4: Civil Engineering Standard Method of Measurement, Fourth Edition
  • CESP: Community Energy Saving Programme.
  • CESWI: Civil Engineering Specification for the Water Industry
  • CET: controlled emission toilet
  • CET: Controlled Emission Toilet
  • CF: Cubic Feet
  • CFA: community forum area
  • CFA: Continuous Fight Augured
  • CFC: Chlorofluorocarbon
  • CFL: Compact Fluorescent Lamp
  • CFL: Counter flashing
  • CFL: Counterflashing
  • CFM: Cubic Feet per Minute
  • CFMP: catchment flood management plan
  • CFMP: Catchment Flood Management Plan
  • CFRP: Carbon fibre reinforced plastic
  • CFS: Cubic Feet per Second
  • CfSH: Code for Sustainable Homes
  • CFT: Cubic Foot
  • CFW: Continuous Fillet Weld
  • CG: Corner Guard
  • CGA: coarse-graded aggregate
  • CGI: Computer Generated Imagery
  • CGI: Corrugated Galvanized Iron
  • CGN: China General Nuclear Corporation
  • CGT: Capital Gains Tax
  • CH: Ceiling Height
  • CH: Coat Hook
  • CH: Cooker Hood
  • CHAM: Chamfer
  • CHAN: Channel
  • CHANs: Chemical Hazard Alert Notices
  • CHAS: Contractors Health and Safety Assessment Scheme
  • CHB: Chalk Board
  • CHBD: Chalkboard
  • ChDC: Chiltern District Council
  • CHNL: Channel
  • CHP: Combined Heat and Power
  • CHPQA: Combined Heat & Power Quality Assessment
  • CHR: Chilled Water Return
  • CHS: Chilled Water Supply
  • CHS: Circular Hollow Section
  • CHSW: Construction (Health, Safety and Welfare) Regulations 1996
  • CHW: Chilled Water
  • CI/SfB: Construction Index / Samarbetskommitten for Byggnadsfragor
  • CI: Cast Iron
  • CI: Cumulative Illuminance
  • CIAT: Chartered Institute of Architectural Technologists
  • CIBSE: Chartered Institution of Building Services Engineers
  • CIC: Community Interest Company
  • CIC: Construction Industry Council
  • CICAIR: Construction Industry Council Approved Inspectors Register
  • CICES: Chartered Institute of Civil Engineering Surveyors
  • CIE: Commission Internationale de l'Éclairage
  • CIEEM: Chartered Institute of Ecology and Environmental Management
  • CIF: Corrugated Iron Fence
  • CIGA: Cavity Insulation Guarantee Agency
  • CIH: Construction Innovation Hub
  • CIL: Community Infrastructure Levy
  • CILL: Construction Industry Law Letter
  • CIMAR: Construction Industry Model Arbitration Rules
  • CIN BL: Cinder Block
  • CIO: Charitable Incorporated Organisation
  • CIOB: Chartered Institute of Building
  • CIP: Cast In Place
  • CIP: Cast Iron Pipe, Cast-in-Place
  • CIR: Circle, Circular, Circuit
  • CIRC: Circumference
  • CIRIA: Construction Industry Research and Information Association
  • CIS: Construction Industry Scheme
  • CISAC: Construction Industrial Strategy Advisory Council
  • CISP: Cast Iron Soil/sewer Pipe
  • CITB: The Construction Industry Training Board
  • CITG: Clear Insulating Tempered Glass
  • CJ: Construction Joint
  • CJ: Control Joint
  • CJF: Cork Joint Filler
  • CK: Caulking
  • CKT: Circuit
  • CKTG: Construction Knowledge Task Group
  • CL: Ceiling Level
  • CL: Centerline, Clearance, Closing, Closure, Class, Closet
  • CL: Centre Line
  • CL: Cover Level
  • CL:AIRE: Contaminated Land: Applications in Real Environments
  • CLA: Country Land and Business Association
  • CLASP: Consortium of Local Authorities Special Programme
  • CLAW: Control of Lead at Work Regulations
  • CLC: Construction Leadership Council.
  • CLEA: Contaminated Land Exposure Assessment
  • CLEUD: Certificate of Lawfulness of Existing Use or Development
  • CLF: Chain Link Fence
  • CLG: Ceiling
  • CLG: Department for Communities and Local Government (now the Ministry of Housing, Communities and Local Government (MHCLG)
  • CLGHP: Closed Loop Geothermal Heat Pump
  • CLH: Clothes Line Hook
  • CLI: Employers' Liability Compulsory Insurance Act 1969
  • CLKG: Caulking
  • CLL: Contract Limit Line
  • CLO: Closet
  • CLOCS: Construction Logistics and Community Safety
  • CLoHAM: Central London Highway Assignment Model
  • CLOPUD: Certificate of Lawfulness of Proposed Use or Development
  • CLP: Clamp
  • CLP: Classification Packaging and Labelling
  • CLP: Community Led Planning
  • CLP: Cost led procurement
  • CLR OPG: Clear Opening
  • CLR: Clear
  • CLR: Clearance
  • CLR: Contaminated Land Report
  • CLS: Canadian Lumber Standard
  • CLS: Closure
  • CLT: Cross Laminated Timber
  • CLTE: Coefficient of Linear Thermal Expansion
  • CM/A: Construction Management Appointment
  • CM/TC: Construction Management Trade Contract
  • CM: Case manager
  • CM: Circular Mil (1/1000 inch), Center Matched
  • CM: Coating Metallic
  • CM: Construction Manager
  • CM: Corrugated Metal
  • CM: Cracked Masonry
  • CME: Chloromethyl ether
  • CML: Council of Mortgage Lenders
  • CMP: Construction Management Plan
  • CMP: Corrugated Metal Pipe
  • CMS: Common Minimum Standards
  • CMS: Construction Method Statement
  • CMT: Ceramic Mosaic Tile
  • CMT: Construction Management Technology
  • CMU: Cement Masonry Unit
  • CMU: Concrete Masonry Unit
  • CMUP: Concrete Masonry Unit Painted
  • CN: Contest Notice
  • CN: Contract Notice
  • CNC: Computer Numerical Control
  • CND: Condition, Conduit
  • CNDS: Condensate
  • CNS: Chrome-Nickel Steel
  • CNTR: Center, Counter
  • CNVR: Conveyor
  • CO & DP: Cleanout & Deck Plate
  • CO: Carbon monoxide
  • CO: Care Of
  • CO: Change Order
  • CO: Company, Cleanout, Cased Opening, Cut Out
  • CO2: carbon dioxide
  • COAX: Coaxial
  • COB: Clear over Base (paint)
  • COB: Close of Business
  • COBie: Construction Operations Building Information Exchange
  • COC: Certificate of Completion
  • COC: Certificate of Compliance
  • COC: Certificate of Conformance/Conformity
  • CoC: Chain of Custody
  • COC: Code of Conduct
  • CoCC: Committee on Climate Change
  • CoCP: Code of construction practice
  • COD: chemical oxygen demand
  • COD: Cleanout Door
  • CoE: Communities of Experience
  • COEF: Coefficient
  • COI: Certificate of Immunity (listed buildings)
  • COIN: Corporate Operational Information
  • COINS: Constructive Objects and the INtegration of processes and Systems
  • COL: Certificate of Lawfulness (listed buildings)
  • COL: Column
  • COM: Common
  • COM: Customer's Own Material
  • COMAH: Control of major accident hazards
  • COMB: Combination, Combustion
  • COML: Commercial
  • COMM ED: Commonwealth Edison
  • COMP: Change Order Management Procedure
  • COMP: Composition, Compressed
  • COMPO: Composition
  • COMPR: Compressible
  • COMPT: Compartment
  • CON: Construction
  • CONC: Concrete
  • CONCP: Concrete Painted
  • COND: Condenser, Conduit
  • Cone Tip (hinges)
  • CONIAC: Construction Industry Advisory Committee (part of HSE)
  • ConLR: Construction Law Reports
  • CONN: Connection
  • CONST: Construction
  • CONSTR: Construction
  • CONT: Continuous
  • CONT: Continuous, Continue, Control
  • CONTR: Contractor
  • CONV: Convector, Convenience
  • Co-Op: Co-Operative
  • COP: Car Operation Panel
  • COP: Close of Play
  • CoP: Coefficient of Performance
  • CoP: Communities of Practice
  • COP: Copper
  • COPA: Control of Pollution Act
  • COR: Change Order Request
  • COR: Corner, Corridor
  • CORGI: Council for Registered Gas Installers
  • CORR: Corridor, Corrugate
  • COSHH: Control of Substances Hazardous to Health
  • COT: Commercial Off The Shelf
  • COT: Computer Operator Terminal
  • COT: Conditions of Tender
  • COT: Customer-Owned Tooling
  • COV: Cover
  • CoW: Clerk of Works
  • CP: Cathodic Protection, Clothes Pole, Cesspool
  • CP: Code of Practice
  • CP: Construction Permit
  • CP: Contractors Proposals
  • CP: Critical Path
  • CPA: Construction Products Associaton
  • CPA: Critical Path Analysis
  • CPC: Chemical protective clothing
  • CPD: Construction Products Directive
  • CPD: Continued Professional Development
  • CPD: Cupboard
  • CPDA: Crime Prevention Design Advisor
  • CPE: Chlorinated Polyethylene
  • CPE: Chlorinated Polyethylene (water tanks)
  • CPET: Central Point of Expertise on Timber
  • CPF: Concrete Panel Fence
  • CPI: Construction Product Information
  • CPI: Co-ordinated Project Information
  • CPIC: Construction Project Information Committee
  • CPIx: Construction Project Information Exchange
  • CPL: Cement Plaster
  • CPL: Classification, Packaging and Labelling of Dangerous Substances Regulations 1984
  • CPL: Continuous Pressure Laminate
  • CPM: Construction Project Manager
  • CPM: Critical Path Method
  • CPN: Critical Path Network
  • CPO: Compulsory Purchase Order
  • CPP: Cement Plaster Painted
  • CPP: Construction Phase Plan
  • CPR: Civil Procedure Rules
  • CPR: Construction Products Regulation
  • CPR: Copper
  • CPRE: Campaign to Protect Rural England
  • CPS: Competent Persons Scheme (Building Control)
  • CPS: Concrete Paving Slabs
  • CPT: Carpet
  • CPTED: Crime Prevention Through Environmental Design
  • CPU: Central Processing Unit
  • CPVC: Chlorinated Polyvinyl Chloride
  • CPZ: Controlled Parking Zone
  • CQA: Construction Quality Assurance.
  • CR: Chromium (plated), Curtain Rod
  • CR: Clash Rendition
  • CRAC: Computer Room Air Conditioning
  • CRB: Community Right to Build
  • CRBO: Community Right to Build Order
  • CRDS: Certified Remedial Damp Surveyor
  • CRE: Corporate Real Estate
  • CRF: Change Request Form
  • CRI: Colour Rendering Index
  • CRISP: Construction Research and Innovation Strategy Panel (now the National Platform for the Built Environment)
  • CRM: Customer Relationship Management
  • CRMP: Corporate Relationship Management Plan
  • CRO: Construction Related Occupation
  • CRoW: Countryside and Rights of Way (Act, 2000)
  • CRPT: Carpet
  • CRS: Cold Rolled Steel
  • CRS: Course, Cold Rolled Steel
  • CRT: Canal & River Trust
  • CRT: Cathode Ray Tube
  • CRtB: Community Right to Build
  • CRW: Concrete Retaining Wall
  • CS: Cast Steel
  • CS: Cloud Survey (drawing)
  • CS: Construction Safety
  • CS: Core Strategy
  • CS: Countersink, Cast Steel, Cast Stone, Commercial Standard
  • CS: Cross Section
  • cSAC: candidate Special Area of Conservation
  • CSCS: Construction Skills Certificate Scheme
  • CSCW: Computer-supported Cooperative Work
  • CSF: Critical Success Factors
  • CSG: Casing
  • CSH: Code for Sustainable Homes
  • CSIC: Cambridge Smart Infrastructure and Construction
  • CSK: Countersink
  • CSM: conceptual site model
  • CSMT: Casement
  • CSN: Caisson
  • CSO: Combined Sewer Overflow
  • CSP: Canadian Softwood Plywood
  • CSP: Concentrated Solar Power
  • CSR: Comprehensive Spending Review
  • CSR: Corporate Social Responsibility
  • CSRT: Certified Surveyor in Remedial Treatment
  • CSS: Countersunk Screw
  • CSSW: Certified Surveyor in Structural Waterproofing
  • CSTG: Casting
  • CSW: Ceramic Sanitary Ware
  • CSWIP: Certification Scheme Weldment Inspection Personnel
  • CT: Ceramic Tile
  • CT: Ceramic Tile, Cork Tile,
  • CT: Consultant Team
  • CTC: Centre to Centre
  • CTD: Coated
  • CTDS: Connection Tunnel Drive Site
  • CTE: Connect to Existing
  • CTF: Construction Task Force
  • CTMP: Construction Traffic Management Plan
  • CTPV: Coal Tar Pitch Volatiles
  • CTR: Center, Counter
  • CTR: Centre
  • CTSA: Counter Terrorism Security Adviser
  • CTSC: Communications Systems Terminal Cabinet
  • CTSK: Countersunk
  • CTWT: Counterweight
  • CU. FT.: Cubic Feet
  • CU. YD.: Cubic Yard
  • CU: Column Under
  • CU: Condenser / Condensing Unit
  • CU: Consumer Unit
  • CU: Copper, Cubic, Coefficient of Utilization
  • CUB: Central Utility Block
  • CUR: Current
  • CV: Check Valve
  • CV: Commissioning Valve
  • CV: contingent valuation
  • CVA: Clear Ventilation Area
  • CVA: Company Voluntary Arrangement
  • CVAS: Controlled Ventilation Area System
  • CVCHA: Castle Vale Community Housing Association
  • CVI / CoI: Confirmation of Verbal Instruction
  • CVI: Confirmation of Verbal Instruction
  • CVL: Creditors Voluntary Liquidation
  • CVR: Cost Value Reconciliation
  • CVTRA: Castle Vale Tenants & Residents Alliance
  • CW: Clockwise, Cold Water
  • CW: Cold Water
  • CWE: Collaborative Working Environment
  • CWI: catchment wetness index
  • CWP: Circulating Water Pump
  • CWR: Cold Water Riser
  • CWR: Condensate Waste Return
  • CWS: Cold Water Services
  • CWS: Condensate Waste Supply
  • CY: Cubic Yard, Cycle
  • CYL L: Cylinder Lock
  • CYL: Cylinder
  • D & M: Dressed & Matched
  • D&O: Directors and Officers (insurance)
  • D: Deep, Depth, Drop, Drain
  • D: Diameter
  • DA: Daylight Autonomy
  • DA: Double Acting
  • DA: drainage assessment
  • DAB: Dispute Adjudication Board
  • DAC: Design Allocation Checklist
  • DACCS: Direct Air Carbon Capture and Storage
  • DALI: Digital Addressable Lighting Interface
  • DAMP: Drainage Asset Management Plan
  • DAR: Dressed All Round (timber finish)
  • DAS: deliverable approach statement
  • DAS: Design and access statement
  • dB(A): Decibels on the A weighted scale
  • dB: Decibel
  • DB: Decibel
  • DB: Design and Build
  • DB: Door Bell
  • DB: Dry bulb
  • DBA: Design Basis Accident
  • DBFO: Design Build Finance Operate
  • DBL: Double
  • DBM: dense bitumen macadam
  • DBO: Design Build Operate
  • DBP: Design Best Practice
  • DBR: Design Brief Report
  • DBT: Dry Bulb Temperature
  • DBT: Drybulb Temperature
  • DC: Deep Flange [British Gypsum]
  • DC: Direct Chill
  • DC: Direct Current
  • DC: Drain Cock
  • DCA: demographic character area
  • DCD: Duty of Care Deed
  • DCF: Discounted Cash Flow
  • DCLG: Department for Communities and Local Government (Now the Ministry of Housing, Communities and Local Government (MHCLG))
  • DCMS: Department for Culture Media and Sport
  • DCO: Development Consent Order
  • DCOA: Deregulation and Contracting Out Act 1994
  • DCP: Defects Correction Period
  • DCV: Demand Controlled Ventilation
  • DCV: Detector Check Valve
  • DCV: Double Check Valve
  • DD: Draft for Development
  • DD: Driveway Drain, Deck Drain
  • DDA: Disability Discrimination Act ( now repealed and replaced by the Equality Act)
  • DDC: Direct Digital Control
  • DDE: depth-duration-frequency
  • DDI: Direct Dialling In
  • DDMS: Design Deliverables Monitoring Schedule
  • DDS: Due Diligence System
  • DE: District Energy
  • DEC: Display Energy Certificate
  • DECC: Department of Energy and Climate Change
  • DEEP: Design Excellence Evaluation Process (for defence projects).
  • DEFRA: Department for Environment, Food and Rural Affairs
  • DEG: Degree
  • DEGC: Degree Celcius
  • DEGF: Degree Farenheit
  • DEHO: District Environmental Health Officer
  • DEHS: Director of Environmental Health Services
  • DEL: Departmental Expenditure Limit
  • DEM: Demolish
  • DEM: Domestic Energy Model
  • DEMO: Demolition
  • DEP: Dpressed
  • DEPT: Department
  • DER: Design (carbon dioxide) Emission Rate
  • DER: Dwelling Emission Rate (see emission rates)
  • DET: Detail
  • DET: Detail (drawing)
  • DF: Daylight Factor
  • DF: Drinking Fountain
  • DfD: Design for Deconstruction
  • DFE: Decorative Fuel Effect fire
  • DFEE: Design Fabric Energy Efficiency
  • DFG: Disabled Facilities Grants
  • DFM: Dust, Fume and Mist
  • DfMA: Design for Manufacture and Assembly
  • DFP: Douglas Fir Plywood
  • DfT: Department for Transport
  • DH: Double Hung
  • DH: Duty Holder
  • DHS: Design for Health & Safety
  • DHSC: Department of Health and Social Care
  • DHW: Domestic Hot Water
  • DHWS: Domestic Hot Water Services
  • DIA: Diameter
  • DIAG: Diagonal
  • DIAM: Diameter
  • DIFF: Diffuser
  • DIM: Dimension
  • DIM: Document Issue Matrix
  • DIO: Defence Infrastructure Organisation
  • DIP: Document Image Processing
  • DIR: Design Input Requirements
  • DIS: Draft International Standard
  • DISL: Disposal
  • DISP: Dispenser
  • DIV: Division
  • DJ: Denotes Joist
  • DL: Dead Load
  • DL: Drawing List
  • DM: Demolition (plan)
  • DM: Design Manager
  • DMAIC: Define Measure Analyse Improve Control
  • DMC: Domestic Material Consumption
  • DMH: Drop Manhole
  • DMP: Design Management Plan
  • DMP: Drainage Management Plan
  • DMPO: Development Management Procedure Order (2010)
  • DMRB: Design Manual for Roads and Bridges
  • DMS: Document Management System
  • DMT: Demountable
  • DN: Down
  • DN: DOWN
  • DNO: Distribution Network Operator.
  • DNO: District Network Operator
  • DO: Dissolved Oxygen.
  • DO: Ditto, or Door Opening
  • DO: Door Opening
  • DOCO: Designing Out Crime Officer
  • DoP: Declaration of Performance
  • DoS: degree of saturation
  • DOV: Drain Off Valve
  • DP: Damp Proofing
  • DP: Dampproofing, Dew Point, Distribution Panel
  • DP: Depth
  • DP: Dimmer Panel
  • DP: Disabled person
  • DP: Distribution Panel
  • DP: Down Pipe
  • DPC: Damp Proof Course
  • DPD: Development Plan Document
  • DPDT: Double Pole Double Throw
  • DPDT: Double Pole Double Throw Switch
  • DPLBAR: Index describing catchment size and drainage path configuration (km)
  • DPM: Damp Proof Membrane
  • DPP: Design & Procurement Programme
  • DPR: Damper
  • DPS: Dynamic Purchasing Systems
  • DPSBAR: Index of catchment steepness (m/km)
  • DPST: Double Pole Single Throw
  • DPST: Double Pole Single Throw Switch
  • DPT: Dew Point Temperature
  • DQI: Design Quality Indicator
  • DQR: Qualitative Design Review
  • DQRA: Detailed Quantitative Risk Assessment
  • DR: Demand- Response
  • DR: Door
  • DR: Door, Drain, Dining Room
  • DR: Dryer
  • DRAM: Director of Route Asset Management
  • DRB: Dispute Resolution Board
  • DRBD: Drainboard
  • DRG: Drawing
  • DRM: Design Responsibility Matrix
  • DRM: Design Risk Management
  • DRN: detailed river network
  • DRR: Dispute Resolution Review
  • DRS: Document Release Schedule
  • DS: Design Services
  • DS: District Surveyor
  • DS: Downspout
  • DS: Downspout, Disconnect Switch, Door Switch
  • DSA: delivery and site allocation
  • DSAC: Design Safety Analysis and Control
  • DSC: Design Safety Case
  • DSE: Display Screen Equipment (Form)
  • DSER: Doorset Energy Rating
  • DSL: Digital Subscriber Line.
  • DSM: Approved Dynamic Simulation Models (see National Calculation Method)
  • DSP: Dry Standpipe
  • DSSO: Double Switched Socket Outlet
  • DST: Decision Support Tool
  • DT: Drain Tile
  • DTA: Differential Thermal Analysis
  • DTL: Detail
  • DTM: Design Team Meeting
  • DTM: digital terrain model
  • DTM: Dynamic Thermal Modeling
  • DTS: Deemed to Satisfy
  • DTS: Dynamic Thermal Simulation
  • DU: Discharge Unit
  • DVR: Digital Video Recorder
  • DVTL: Dovetail
  • DW: Dishwasher
  • DW: dry weight
  • DW: Ductwork
  • DW: Dumbwaiter, Distilled Water
  • DWF: Design Web Format
  • DWG: Drawing
  • DWG: Drawing (AutoCAD file format)
  • DWGS: Drawings
  • DWL: Dowel
  • DWP: Drywall, Painted
  • DWR: Drawer
  • DWS: drinking water standard
  • DX: Direct Exchange
  • DX: Direct Expansion
  • DX: Direct Expansion, Duplex
  • E TO E: End to End
  • E&P: Electrical and Power
  • E: East, Enamel, Exhaust
  • EA: Each
  • EA: Employer's Agent
  • EA: Environment Agency
  • EA: The Equality Act 2010
  • EAC: Electronic Access Control
  • EAE: Evidence Analysis and Evaluation
  • EAHE / EAHX: Earth-Air Heat Exchanger
  • EAI: Employer's Agents Instruction
  • EANCB: Equivalent Annual Net Cost to Business
  • EAP: Euston Area Plan
  • EAS: Enterprise Allowance Scheme
  • EASE: Estimation and Assessment of Substance Exposure
  • EAT: Employment Appeals Tribunal
  • EAZ: Education Action Zone
  • EB: Expansion Bolt
  • EB: External Beam
  • EbD: enquiry by design
  • EBT: Employee Benefit Trust
  • EBW: Electron Beam Welding
  • EC: Embodied Carbon
  • EC: Eurocode
  • EC: European Commission
  • EC: Exposed Construction
  • ECA: Enhanced Capital Allowance
  • ECB: Electricity Control Box
  • ECC: Eccentric
  • ECC: Engineering and Construction Contract
  • ECCS: Emergency Core Cooling System
  • ECD: Enhanced Construction Detail
  • ECI: Early Contractor Involvement
  • ECI: Enquiry Confirmation Instruction
  • EcIA: Ecological Impact Assessment
  • ECL: Exposure Control Limit
  • ECML: East Coast Main Line
  • ECO: Energy Company Obligation
  • ECO3: The third version of the Energy Company Obligation
  • ECOIN: European Core Inventory
  • ECP: Exposed Construction Painted
  • ECS: Empty Coaching Stock
  • ECSC: Engineering and Construction Short Contract
  • ECTS: European Credit Transfer System
  • EDC: Extra Deep Flange [British Gypsum]
  • EDCL: Extra Deep CurveLiner [British Gypsum]
  • EDI: Electronic Data Interchange
  • EDMOs: Empty dwelling management orders
  • EDMS: Electronic Document Management System
  • EDR: Energy Demand Reduction
  • EDR: Equivalent Direct Radiation
  • EDTA: Ethylene Diaminetetraacetic Acid
  • EE: Each End
  • EE: Energy Efficiency
  • EEA: European Economic Area, the member states of the EU and the European Free Trade Association countries; Iceland, Liechtenstein and Norway.
  • EECS: Electrical Equipment Certification Service
  • EEIG: European Economic Interest Groupings
  • EEL: Emergency Exposure Limit
  • EER: Emergency Evacuation and Rescue
  • EER: Energy Efficiency Rating / Energy Efficiency Ratio
  • EER: Energy Efficiency Ratio
  • EER: Evacuation, Escape and Rescue
  • EERA: Evacuation, Escape and Rescue Assessment
  • EEU: Expected Energy Unserved.
  • EF: Each Face
  • EFT: Earliest Finish Time
  • EFTS: Expanding Foam Tape Sealant
  • EfW: energy from waste
  • EG: Edge Grain
  • EGL: External Ground Level
  • EGP: Enhanced Ground Plane
  • EGT: Equivalent Gross Tonnage
  • EHO: Environmental Health officer
  • EHP: environmental health practitioner
  • EHSR: Essential Health and Safety Requirement
  • EIA: Electronic Industries Association
  • EIA: Environmental Impact Assessment
  • EIFS: Exterior Insulation and Finish System
  • EIFS: Exterior Insulation Finishing System
  • EINECS: European Inventory of Existing Commercial Chemical Substances
  • EIR: Employer's Information Requirements (BIM)
  • EIS: Environmental Impact Statement
  • EJ: Expansion Joint
  • EJECT: Ejector
  • EL: Electrical (plan)
  • EL: Elevation
  • EL: Elevation, Elevator
  • EL: Employer's liability insurance
  • EL: Existing Level
  • ELB: Elbow
  • ELCB: Earth Leakage circuit Breaker
  • ELCI: Employers' Liability Compulsory Insurance
  • ELEC: Electrical
  • ELECT: Electrical
  • ELEV: Elevation
  • ELEV: Elevator, Elevation
  • ELF: Extra Low Frequency
  • ELINCS: European List of Notified Chemical Substances
  • ELO: Enforcement Liaison officer
  • ELP: Emergency Lighting Panel
  • ELS: Entry Level Stewardship
  • ELS: Ethical Labour Sourcing
  • ELT: Emergency Liaison Team
  • ELV: Extra-Low Voltage
  • EM: Electricity Meter
  • EM: Emergency
  • EM: Explanatory Memorandum
  • EMA: Employment Medical Adviser
  • EMAS: Eco-Management and Audit Scheme
  • EMC: electromagnetic compatibility
  • EMC: Electromagnetic Compatibility (directive)
  • EMC: event mean concentration
  • EMER: Emergency
  • EMF: electromagnetic field
  • EMI: electromagnetic interference
  • EML: Expanded Metal Lath
  • EMP: Environmental Management Plan
  • EMR: Elastomeric in Metal Runners
  • EMR: Electromagnetic Radiation
  • EMR: environmental minimum requirement
  • EMR: Extended Metropolitan Regions
  • EMRO: Early Morning Alcohol Restriction Orders
  • EMS: Environmental Management System
  • EMU: Electrical Multiple Unit
  • EN: European Standard (N for Norm)
  • ENAM: Enamel
  • ENCL: Enclosure
  • ENG: Engineer
  • ENGR: Engineer
  • ENJF: Expanded Neoprene Joint Filler
  • EnMS: Energy Management System
  • ENT: Entrance
  • ENTR: Entrance
  • EO: Ethylene Oxide
  • EO: Executive officer
  • EOI: Expression of Interest
  • EOT: Extension of Time
  • EP: Earthing Pit
  • EP: Electrical Panelboard, Explosion Proof
  • EPA: Environmental Protection Act
  • EPBD: Energy Performance of Buildings Directive
  • EPC: Energy Performance Certificate
  • EPC: Energy Performance Contracting
  • EPC: Engineer Procure Construct
  • EPC: Engineering, Procurement & Construction
  • EPCM: Engineering, Procurement and Construction Management
  • EPD: Environmental Product Declaration
  • EPDM: Ethylene Propylene Diene Monomer
  • EPIC: Electronic Product Information Co-operation
  • EPJF: Expanded Polyethelene Joint Filler
  • EPO: Environmental Protection Officer
  • EPO: European Patent Organisation
  • EPOCH: European Programme On Climatology and Natural Hazards
  • EPP: Environmentally Preferred Product
  • EPP: Expanded Polypropylene
  • EPS: Environmental Performance Statement
  • EPS: Environmental Planning Statement
  • EPS: European Protected Species
  • EPS: Expanded Polystyrene
  • EPS: External Power Supply
  • EPSRC: Engineering and Physical Sciences Research Council
  • EPUK: Environmental Protection UK
  • EQ: Equal
  • EqIA: equality impact assessment
  • EQP: Equipment
  • EQPT: Equipment
  • EQS: environmental quality standard
  • EQSD: Environmental Quality Standards Directive (2008/105/EC)
  • EQUIP: Equipment
  • ER: Employer's Requirements
  • ER: Exposed Run
  • ERC: External Reflected Component
  • ERG: Efficiency and Reform Group
  • ERIC: Eliminate Reduce Inform Control
  • ERICC: European Portfolios Initiatives Co-ordination Committee
  • ERP: Emergency Receptacle Panel
  • ERV: Energy Recovery Ventilators
  • ERV: Expansion Relief Valve
  • ES: Environmental Statement
  • ESC: Escalator
  • ESCO: Energy Saving Company
  • ESD: Emergency Shutdown Device
  • ESEER: European Seasonal Energy Efficiency Ratio
  • ESF: Environmental Street Furniture
  • ESFR: Early Suppression Fast Response
  • ESG: Environment Social Governance
  • ESH: Electric Surface Heating
  • ESOS: Energy Savings Opportunity Scheme
  • ESP: Electrostatic Precipitator
  • EST: Estimate
  • ET: Expansion Tank
  • ETA: European Technical Approval
  • ETA: European Technical Assessment
  • ETAG: Guideline for European Technical Approval
  • ETAHE: Earth To Air Heat Exchanger
  • ETFE: Ethylenetetrafluoroethylene
  • ETICS: External Thermal Insulation Composite Systems
  • ETPL: Energy Technology Product List
  • ETS: emissions trading scheme
  • ETS: Energy Transfer Station (see District Heating)
  • ETS: Environmental Tobacco Smoke
  • EU: ETS: European Union Emissions Trading Scheme
  • EU: European Union
  • EUI: Energy Use Intensity
  • EUQ: Element Unit Quantities
  • EUR: Element Unit Rates
  • EUROTL: European Road Object Type Library
  • EUTR: EU Timber Regulation
  • EUTR: European Union Timber Regulation
  • EVA: Ethylene Vinyl Acetate
  • EVAP: Evaporator
  • EVC: Emergency Voice Communication
  • EW & C: Electric Wiring and Communication
  • EW: Each Way
  • EWB: Electric Water Boiler
  • EWC: Electric Water Cooler
  • EWH: Electric Water Heater
  • EWI: External Wall Insulation
  • EWL: Euston to Watford Line
  • EWP: Engineered Wood Product
  • EX: Existing (plan)
  • EX: Exposed Construction, Exit
  • EXC: Excavate
  • EXCAV: Excavate
  • EXCO: Executive Committee
  • EXEC: Executive
  • EXG: Existing
  • EXH AIR: Exhaust Air
  • EXH: Exhaust
  • EXIST: Existing
  • EXP: Expansion, Exposed
  • EXPN: Expansion
  • EXPP: Existing Patched and Painted
  • EXS: Extra Strong
  • EXT: Exterior
  • EXT: Exterior, Extinguish
  • EXTR: Extrude
  • EZ: Enterprise Zone
  • F TO F: Face to Face
  • F&RA: Fire and Rescue Authority
  • F: Degrees Fahrenheit, Fuse
  • FA: Fire Alarm, Fresh Air
  • FA: Floor Above
  • FA: Forms of Appointment
  • FAAP: Fitzrovia Area Action Plan
  • FAB: Fabricate
  • FABR: Fabricate
  • FACP: Fire Alarm Control Panel
  • FAD: Fresh Air Duct
  • FAG: Fire Alarm Gong
  • FAME: Fatty Acid Methyl Esters
  • FAO: Finish All Over
  • FAO: For attention of
  • FAP: Fire Alarm Panel
  • FAR: Floor Area Ratio
  • FARL: Flood attenuation due to reservoirs and lakes
  • FAST: Fastener, Fasten
  • FAST: Function Analysis System Technique (value management)
  • FB: Flat Bar, Face Brick, Floor Box
  • FB: Footing Beam
  • FB: From Below
  • FBD: Fiberboard
  • FBM: Foot Board Measure
  • FBP: Fabric Panel
  • FBRK: Fire Brick
  • FBTA: From Below To Above
  • FC(SP)R: Fire Certificate (Special Premises) Regulations 1976
  • FC: False Ceiling
  • FC: File Cabinet, Foot Candle, Fault Current
  • FC: Fixing Channel
  • FC: Flexible Connection
  • FC: Foot Candle.
  • FC: TUFLOW Flow constriction layer
  • FCA: Flood Consequence Assessment
  • FCCP: Fire Curtain Control Panel
  • FCD: field capacity days
  • FCEC: Federation of Civil Engineering Contractors (dissolved in November 1996 and superseded by the Civil Engineering Contractors Association (CECA))
  • FCERM: flood and coastal erosion risk management
  • FCL: Finished Ceiling Level
  • FCRM: Flood & Coastal Risk Management
  • FCU: Fan Coil Unit
  • FD: Fire Door
  • FD: Floor drain
  • FD: Floor Drain
  • FDAS: Fire Detection and Alarm Systems
  • FDC: Fire Department Connection
  • FDFAS: Fire Detection and Fire Alarm System
  • FDIS: Final Draft International Standard
  • FDN: Foundation
  • FDTN: Foundation
  • FE: Fire Extinguisher
  • FEC: Fire Extinguisher Cabinet
  • FEED: Front End Engineering and Design (contract)
  • FEH: Flood Estimation Handbook
  • FEM: Finite Element Method (simulation techniques)
  • FER: Fundamental Expenditure Review
  • FES: Fabric Energy Storage
  • FETA: Federation of Environmental Trade Associations
  • FF&E / FFE: Furniture Fittings & Equipment
  • FF&E: Fixtures, Furnishings & Equipment
  • FF: Far Face
  • FF: Far Face, Finished Floor, Factory Finish
  • FF: Floor Finishes (plan)
  • FF: Fridge Freezer
  • FFC: Flat Flexible Cables
  • FFE: Finished Floor Elevation
  • FFI: Fee for Intervention (Health and Safety Executive)
  • FFL: Finished Floor Level
  • FFL: Finished Floor Line
  • FFOG: Food, Fats, Oils and Grease
  • FFP: Filtering Facepieces
  • FFP: Finished Floor Plan
  • FFR: Firm Frequency Response
  • FFU: Fan Filter Unit
  • FG: Floor Gully
  • FGL: Fiberglass
  • FGL: Finished Ground Level
  • FGR: Fiberglass reinforced
  • FH: Fire Hydrant
  • FH: Flat Head, Fire Hose
  • FHC: Fire Hose Cabinet
  • FHMS: Flat head machine screw
  • FHR: Fire Hose Rack
  • FHS: Fire Hose Station
  • FHWS: Flat Head Wood Screw
  • FHY: Fire Hydrant
  • FIA: Fire Industry Association
  • FICE: Fellow of the Institution of Civil Engineers
  • FIDIC: Fédération Internationale des Ingénieurs-Conseils
  • FIL: Fillet
  • FIM: Facilities Information Model
  • FIN: Finish, finished
  • FIS: Finishes and Interiors Sector.
  • FISP: Financial Systems and Payments
  • FIStructE: Fellow of the Institution of Structural Engineers
  • FIT: Feed-In Tariff
  • FITG: Fitting
  • FIX: Fixture
  • FIXT: Fixture
  • FL: Floor Level
  • FL: Floor Light
  • FL: Floor, Fire Line
  • FLASH: Flashing
  • FLEX: Flexible
  • FLG: Flange, Flashing, Flooring
  • FLG: Flooring
  • FLP: Flameproof
  • FLR: Floor
  • FLS: Flygt Leakage Sensor
  • FLS: Funding for Lending Scheme
  • FLT: Fork Lift Truck
  • FLUOR: Fluorescent
  • FLX: Flexible
  • FM: Facilities Management
  • FM: Fire Main, Factory Mutual Company
  • FMAS: Financial Management Accounting System
  • FMB: Federation of Master Builders
  • FMECA: Failure Mode, Effects and Criticality Analysis
  • FMfSW: Flood Map for Surface Water
  • FMU: Field Management Unit
  • FND: Feminine Napkin Dispenser, Foundation
  • FND: Foundation
  • FO: Fibre Optic
  • FO: Finished Opening
  • FOB: Free On Board
  • FOC: Face of Concrete
  • FOC: Fibre Optic Cable
  • FOD: Field Operations Directorate
  • FOF: Face of Finish
  • FOG: Fat Oil and Grease
  • FOG: Flat over Garage
  • FOPS: Falling Object Protective Structure
  • FORS: Fleet Operator Recognition Scheme
  • FOS: Face of Stud
  • FOS: Face of Studs
  • FoS: Factor of Safety
  • FOU: For official Use
  • FP(W)R: Fire Precautions (Workplace) Regulations 1997
  • FP: Field Professional
  • FP: Fireproof
  • FP: Foamed Polyethylene
  • FPA71: Fire Precautions Act 1971
  • FPC: Factory Production Control
  • FPC: Flat Printed Circuits
  • FPEXT: Floodplain extent, the fraction of the catchment inundated by a 1 in 100
  • FPL: Fireplace
  • FPM: Feet per minute
  • FPO: Fire Prevention officer
  • FPRF: Fireproof
  • FPS: Feet per Second
  • FPS: Functional Performance Specification
  • FR: Fire Rated
  • FR: Fire-Resistant
  • FR: Frame, Front, Fire Riser
  • FRA: Fire Risk Assessor
  • FRA: Flood Risk Assessment
  • FRD: Fire Rated Ductwork
  • FRe: Flood Resilience (technologies)
  • FRG: Forged
  • FRI: Full Repairing and Insuring (Lease)
  • FRL: Fibre Reinforced Laminate
  • FRM: Frame
  • FRMP: Flood Risk Management Plan
  • FRP: Fibre Reinforced Plastic
  • FRP: Fibre Reinforced Polymer
  • FRPF: Fireproof
  • FRR: The Flood Risk Regulations 2009
  • FRS: Fire and Rescue Service
  • FRSD: Fire and Rescue Service Directorate
  • FRT: Fire Retardant
  • FS: Fire Strategy (drawing)
  • FS: Fixing Strap
  • FS: Full Size, Far Side, Federal Standards, Fused Switch, Floor Sink
  • FS: Fused Spur
  • FSC: Federal Standard Colour
  • FSC: Forest Stewardship Council
  • FSCW: Flush Solid Core Wood
  • FSD: Fire and Smoke Damper
  • FSD: Full Scale Deflection
  • FSI: Floor Space Index
  • FSMS: Field Survey Methods and Standards
  • FSO- Fire Safety Officer
  • FSO: Fire Safety Order
  • FSO: Formal Second Opinion
  • FSR: Filter Self-Rescuer (Mining)
  • FSR: flood studies report
  • FSSR: flood studies supplementary report
  • FSSU: Field Scientific Support Unit Now Field Services Unit
  • FSU: Field Services Unit
  • FSU: Floating Storage Unit
  • FSV: Free Steered Vehicle
  • FT: Foot, Feet, Fully Tempered
  • FTE: full-time equivalent
  • FTG: Footing
  • FTG: Footing, Fitting
  • FTN: Fixed Telecommunications Network
  • FUR: Furred
  • FURN: Furnish, Furniture
  • FURR: Furring
  • FUT: Future
  • FVC: Fire Valve Cabinet
  • FWH: Flexible Working Hours
  • FWMA: Flood and Water Management Act
  • FWR: Functional Work Recording System
  • FZM: Flood Zone Map (Environment Agency)
  • G: Gas, Girder, Gutter, Gram
  • G: Girth
  • G: Gully
  • GA: Gauge, Gage
  • GA: General Arrangement
  • GAB: GypLyner Acoustic Brace
  • GACP: Generally Accepted Accounting Practice
  • GAD: Gas Appliances Directive
  • GAE: General Administrative Expenditure
  • GAGE: Gauge
  • GAI: Guild of Architectural Ironmongers
  • GAL: Gallon
  • GALV: Galvanized
  • GB: Glass Block
  • GB: Grab Bar, Glass Block, Gypsum Board
  • GB: Gypsum Board
  • GBR: general binding rules
  • GC: General Contractor
  • GC: Government Conditions of contract (GC Works, no longer being updated)
  • GCB: Green Construction Board
  • GCL: geocomposite clay liners
  • GCMU: Glazed Concrete Masonry Unit
  • GCN: great crested newt
  • GCR: Great Central Railway
  • GCS: Government Construction Strategy
  • GD: Guard, Grade, Gutter Drain
  • GDA: Green Deal Assessor
  • GDA: Gross Development Area
  • GDL: Geometric Description Language
  • GDO: General Development Order
  • GDP: Gross Domestic Product
  • GDPO: General Development Procedure Order
  • GDPO: Town and Country Planning (General Development Procedure) Order
  • GDV: Gross Development Value
  • GEA: Gross External Area
  • GEML: Galvanised Expanded Metal Lath
  • GEN: General, Generator
  • GENL: General
  • GF: Ground Face
  • GFA: Gross Floor Area
  • GFCI: Ground Fault Circuit Interrupted
  • GFI: Ground Fault Interrupted
  • GFP: General Fire Precautions
  • GFP: Guaranteed Fixed Price
  • GFRC: Glass Fiber Reinforced Concrete
  • GGBS: Ground Granulated Blast furnace Slag
  • GGF: Glass and Glazing Federation
  • gglass: centre-of-glass g-value
  • GGT: Gas Tracer Tests
  • GHEU: Government Historic Estates Unit
  • GHG: Greenhouse Gas
  • GHG: greenhouse gas(es)
  • GHP: Geothermal Heat Pump
  • GI: galvanised iron
  • GI: Galvanized Iron
  • GI: Green Infrastructure
  • GIA: Gross Internal Area
  • GIE: Groupement d'Interet Economique
  • GIF: Graphics Interchange Format
  • GIFA: Gross Internal Floor Area
  • GiGL: Greenspace Information for Greater London
  • GIS: Geographical Information System
  • GKT: Gasket
  • GL BLK: Glass Block
  • GL: Glass
  • GL: Ground Level
  • GL: GypLyner [British Gypsum]
  • GLA: Gangmaster Licensing Authority
  • GLA: Greater London Authority
  • GLAAS: Greater London Archaeological Advisory Service
  • GLB: Glass Block
  • GLC: Gas Liquid Chromatography
  • GLHER: Greater London Historic Environmental Record
  • GLVA: Globe Valve
  • GLW: Gross Laden Weight
  • GLZ: Glaze
  • GM: Guidance Memoranda
  • GMAW: Gas Metal Arc Welding
  • GML: Geography Markup Language (ISO19136)
  • GMO: Genetically Modified Organism
  • GMP: Guaranteed Maximum Price
  • GMU: Glazed Masonry Unit
  • GN: Guidance Note
  • GND: Ground
  • GNSS: Global Navigation Satellite System
  • GNVQ: General National Vocational Qualification
  • GOVT: Government
  • GP: Galvanized Pipe
  • GP3: Groundwater projection: principles and practice
  • GPA: Agreement On Government Procurement
  • GPA: Government Procurement Agreement
  • GPDW: Gypsum Drywall
  • GPH: Gallons Per Hour
  • GPL: Gypsum Lath
  • GPM: Gallons Per Minute
  • GPM: Good Practice Measures.
  • GPP: Gypsum Plaster Painted
  • GPPL: Gypsum Plaster
  • GPR: Green Plot Ratio
  • GPR: Ground Penetration Radar: Ground Penetrating Radar
  • GPS: Gallons Per Second
  • GPS: Global Positioning System
  • GQRA: Generic Quantitative Risk Assessment
  • GR: Grade, Grille, Granite
  • GR: Gyproc
  • GRAN: Granular, Granite
  • GRESB: Global Real Estate Sustainability Benchmark
  • GRG: Glass-Reinforced Gyproc
  • GRIP: 3 Governance for Railway Investment Projects (Stage 3) process
  • GRND: Ground
  • GRO: Green Roof Organisation
  • GRP: Glass Fibre Reinforced Polymers
  • GRP: Glass Reinforced Plastic
  • GRP: Glass-Reinforced Polyester
  • GRTG: Grating
  • GSF: Gross Square Footage
  • GSHP: Ground Source Heat Pump
  • GSIUR: The Gas Safety (Installation and Use) Regulations 1998
  • GSL: Government Soft Landings
  • GSMR: Gas Safety Management Regulations
  • GSPZ: groundwater source protection zone
  • GSS: Galvanized Sheet Steel
  • GSU: Glazed Structural Unit
  • GT: Globe Thermometer
  • GT: Grout
  • GTA: Government Technical Adviser
  • GTAW: Gas Tungsten Arc Welding
  • GUC: Grand Union Canal
  • GUID's: Global Unique ID’s
  • GV: Galvanized
  • GVA: Gate Valve
  • GVA: gross value added
  • G-value: solar heat Gain value of glazing
  • GVD: General Vesting Declaration (see compulsory purchase order)
  • GVL: Gravel
  • GWB: Gypsum Wall Board
  • GWDTE: groundwater dependent terrestrial ecosystem
  • GWH: Gas Water Heater
  • gwindow: whole window g-value
  • GWL: Ground Water Level
  • GWML: Great Western Main Line
  • GWP: Global Warming Potential
  • GWR: Great Western Railway
  • GWR: GypWall Rapid (Channel)
  • GYP BD: Gypsum Board
  • GYP: Gypsum
  • H&S: Health and Safety
  • H/L: High Level
  • H: High
  • h: hydraulic head
  • HA: Hectare
  • Ha: Hectares
  • HA: Highways Agency
  • HAC: High Alumina Cement
  • HACCP: Hazard Analysis Critical Control Point
  • HAM: Hand Held Monitor
  • HASAC: Health and Safety Advice Centre
  • HASAWA: Health and Safety At Work Act 1974
  • HASCOG: Health and Safety Co-Ordinating Group (IEHO)
  • HAV: Hand-Arm Vibration
  • HAVS: Hand-arm vibration syndrome
  • HAWRAT: Highways Agency Water Risk Assessment Tool
  • HAZAN: Hazard Analysis Numerical Methods
  • HAZCOM: Hazards Communication Standard
  • HAZOP: Hazard and Operability Study
  • HB: Hose Bib
  • HBCD: Hexabroncyclododecane
  • HBCGA: hydraulically bound coarse graded aggregate
  • HBD: Hardboard
  • HBF: Home Builders Federation
  • HBIA: Historic Building Impact Assessment
  • HBN: Health Building Notes
  • HC: Hollow Core, Handicapped (better called Accessible“)
  • HC: hydrocarbons
  • HCA: Homes and Communities Agency
  • HCA: Homes and Community Agency (now Homes England)
  • HCC: Hertfordshire County Council
  • HCFC: Hydrochlorofluorocarbon
  • HCT: Hollow Clay Tile
  • HCT: Hydroxylating Conversion Treatment
  • HD: Hand Dryer
  • HD: Harmonization Document
  • HD: Head, Heavy Duty
  • HD: Heat Detector
  • HDCP: Handicapped (better called “Accessible”)
  • HDD: Heating Degree Days
  • HDF: High Density Fibreboard
  • HDM: House Dust Mite
  • HDMI: High-Definition Multimedia Interface
  • HDN: Harden
  • HDPE: High Density Polyethylene
  • HDR: Header
  • HDV: heavy duty vehicle
  • HDW: Hardware
  • HDWD: Hardwood
  • HDWE: Hardware
  • HEA: European I-Beam Profile
  • HEA: Head -End Assembly
  • HEA: Historic Environment Record
  • HEB: European I-Beam Profile
  • HECA: Home Energy Conservation Act
  • HEDQF: Higher Education Design Quality Forum
  • HELA: Health and Safety Executive/Local Authorities Enforcement Liaison Committee
  • HELM: Historic Environment Local Management
  • hEN: Harmonised European Standard
  • HEO: Higher Executive officer
  • HEPA: High Efficiency Particulate Air (Refers To High Efficiency Air Filters)
  • HEPA: High-Efficiency Particulate Arrestance
  • HEPOL: Health and Safety Executive/Police Force Enforcement Liaison Committee
  • HEPR: Home Energy Performance Ratio
  • HER: Historic Environment Record
  • HES: Home Electronic Systems
  • HEx: Heathrow Express
  • HEX: Hexagonal
  • HFC: Hydrofluorocarbon
  • HFL: Highly Flammable Liquid
  • HGCRA: Housing Grants Construction and Regeneration Act
  • HGR: Hanger
  • HGT: Height
  • HGV: heavy goods vehicle
  • HH: Handhole
  • HHE: Health Hazard Evaluation
  • HHMB: Hex Head Machine Bolt
  • HHS: Hypothenar Hammer Syndrome
  • HHSRS: Housing Health and Safety Rating System
  • HI: Hazardous Installation
  • HI: High
  • HIA: Health Impact Assessment
  • HIAMP: Highways Infrastructure Asset Management Plan
  • HID: Hazardous Installations Directorate
  • HID: High Intensity Discharge
  • HIP: Home Information Pack
  • HIPS: High Impact Polystrene (ceilings & mirrors)
  • HIP's: Home Information Packs (now abolished)
  • HIU: Heat Interface Unit
  • HK: Hook or Hooks
  • HKD: Hooked (re-bars)
  • HL: High Level
  • HL: Hydrant Line
  • HLF: Heritage Lottery Fund
  • HLS: Higher Level Stewardship
  • HM: Heat Meter
  • HM: Hollow Metal
  • HMC: Hygroscopic Moisture Content.
  • HMIP: Her Majesty's Inspectorate of Pollution
  • HMIP: Her Majesty's Inspectorate of Pollution (Part of Environment Agency)
  • HMIPI: Her Majesty's Industrial Pollution Inspectorate For Scotland
  • HMNII: Her Majesty's Nuclear Installations Inspectorate
  • HMO: Houses in Multiple Occupation (licence)
  • HMP: Hollow Metal, Painted
  • HMRC: Her Majesty's Revenue and Customs
  • HMRI: Her Majesty's Railway Inspectorate
  • HMVC: High Value Manufacturing Catapult
  • HN: Health Notice (DH)
  • HNCG: Hollow Neoprene Compression Gasket
  • HNMR: High Resolution Nuclear Magnetic Resonance
  • HO: Home office
  • HOH: Head of Household.
  • Hoops: Head of Operations
  • HOR: Horizontal
  • HORIZ: Horizontal
  • HOSP: Hospital
  • HOST: hydrology of soil types
  • HOTs: Head of Terms
  • HP: Heat Pump
  • HP: High Point
  • HP: High Point, High Pressure, Horse Power
  • HPA: Heritage Partnership Agreement
  • HPD: Hearing Protection Devices
  • HPG: High Pressure Gas
  • HPL: High Pressure Laminate
  • HPM: Hazardous Production Materials
  • HPS: High Pressure Sodium, High Pressure Steam
  • HPV: High Production Volume
  • HQI Housing Quality Indicators.
  • HQI: Housing Quality Indicator
  • HR: Hour
  • HR: Human Resources
  • HRD: Human Resource Development
  • HRF: Household Reference Person.
  • HRM: Human Resources Management
  • HRMB: Human Resource Management Branch
  • HRR: Health Risk Review
  • HRRB: High Rise Residential Building.
  • HRS: Hot Rolled Steel
  • HRS: Hot Rolled Steel, Hours
  • HRU: Human Resources Unit
  • HRV: Heat Recovery Ventilation
  • HS / H&S: Health and Safety
  • HS&E: Health Safety & Environment
  • HS(EA) Regs: The Health and Safety (Enforcing Authority) Regulations 1977
  • HS(G): Health and Safety (Guidance) (Booklet)
  • HS(R): Health and Safety (Regulations) (Booklet)
  • HS: Heat Strengthened
  • HS2: High Speed 2
  • HSA: Hazardous Substances Authority
  • HSA: Health and Safety Adviser
  • HSAC: Health Services Advisory Committee
  • HSAM(GAP): Health and Safety Administrative Minute (General Administrative Procedures)
  • HSAM(INF): Health and Safety Administrative Minute (Information)
  • HSAM(PM): Health and Safety Administrative Minute (Personnel Management)
  • HSAM: Health and Safety Administrative Minute
  • HSAO: Health and Safety Awareness officer
  • HSC: Health and Safety Commission
  • HSCER: Health and Safety (Consultation with Employees) Regulations 1996
  • HSCER: Health and Safety (Consultation With Employers) Regulations
  • HSE: Health and Safety Executive
  • HSEM: Health and Safety Executive Minute
  • HSF / H&SF: Health and Safety File
  • HSFG: High Strength Friction Grip
  • HSG: Health and Safety Guidance
  • HSG: Health and Safety Guidance Booklet
  • HSG: Housing
  • HSL: Health and Safety Laboratory
  • HSLA: High Strength Low Alloy (Steel)
  • HSPF: Heating Seasonal Performance Factor
  • HSPL: Health and Safety Policy Liaison (Department of Environment)
  • HSS: Hollow Structural Section
  • HST: High Speed Train
  • HSW: Health & Safety at Work Act 1974
  • HSWA: Health and Safety At Work Etc. Act 1974
  • HT: Hazard Type
  • HT: Height, Heat, High Tension Duct
  • HT: High Tensile
  • HT: High Tension (Electrical)
  • HT: Window Head Height
  • HTG: Heating
  • HTM: Health Technical Memorandum
  • HTR: Heater
  • HTR: High Temperature Reactor
  • HTT: Hard-To-Treat
  • HTW: High Temperature Water
  • HUL: Historic Urban Landscape
  • HV: High Voltage
  • HVAC: Heating Ventilation and Air Conditioning
  • HVAC: Heating, Ventilating & Air Conditioning
  • HVACR: Heating, Ventilation, Air Conditioning and Refrigeration
  • HVCA: Heating and Ventilation Contractors Association
  • HVDC: High Voltage Direct Current
  • HVY: Heavy
  • HW: Hot Water
  • HW: Hot Water, Heavy Wall
  • HWC: Hot Water Circulating, Heavy Wall Conduit
  • HWD: Hardwood
  • HWE: Healthy Worker Effect
  • HWH: Hot Water Heater
  • HWI: Hazardous Waste Inspectorate (Doe)
  • HWR: Hot Water Recirculating Return
  • HWS: Hot Water Service
  • HWS: Hot Water Supply
  • HWT: Hot Water Tank
  • HWY: Highway
  • HX: Polyline layer providing 1 dimensional-2 dimensional link within TUFLOW
  • HYD: Hydraulic
  • HYDRO: Hydrostatic
  • Hz: Hertz
  • HZ: Hertz (Cycles Per Second)
  • Hzsc: Hazardous Substances Consent
  • I: Iron, Current (electrical)
  • IA: Impact Assessment.
  • IA: Investment authorisation
  • IAF: Investment Appraisal Framework
  • IAG: Interdepartmental Analysts Group
  • IAQM: Institute of Air Quality Management
  • IAQP: Indoor Air Quality Plan
  • IBA: Industrial Building Allowances (tax)
  • iBIM: Integrated BIM
  • IBM: Intelligent Building Management
  • IBMA: Imitation Antique Bronze
  • IBV: Indicating Butterfly Valve
  • IC: Inspection Chamber.
  • IC: Inspection Cover
  • IC: Integrated circuit
  • IC: Intermediate Contract
  • IC: Interrupting Capacity
  • ICA: Independent Client Adviser.
  • ICC: Infrastructure Conditions of Contract
  • ICD: Incorporating Designed Portion Supplement
  • ICE 7: Conditions of Contract
  • ICE: Institution of Civil Engineers
  • ICER: Incremental Cost-Effectiveness Ratio
  • ICF: Insulating Concrete Formwork
  • ICF: Investment Control Framework
  • IChemE: Institute of Chemical Engineers
  • ICNIRP: International Commission on Non-Ionizing Radiation Protection
  • ICS: International Classification for Standards
  • ICT: Information and Communications Technology
  • ICT: Institute of Concrete Technology
  • ICU: Intensive Care Unit
  • ICWCI: Institute of Clerks of Works and Construction Inspectorate.
  • ID: identification
  • ID: Inside Diameter
  • ID: Internal Diameter
  • IDB: Internal Drainage Board
  • IDBB: Integrated Design/Bid/Build
  • IDLH: Immediately Dangerous To Life Or Health
  • IDM: Information Delivery Manual
  • IDM: Investment Decision Maker
  • IDP: Inclusive Design Principles
  • IDP: Integrated Design Process
  • IDP: Integrated Drainage Process.
  • IE: Invert Elevation
  • IECC: Integrated Electronic Control Centre
  • IECEE: International Electrotechnical Commission's Certification Scheme
  • IEP: Intercity Express Programme
  • IEQ: Indoor Environmental Quality.
  • iESE: Improvement & Efficiency Social Enterprise (Framework)
  • IET: Institute of Engineering and Technology
  • IET: The Institution of Engineering and Technology
  • IFC: Industry Foundation Classes: the open and neutral data format for Open BIM.
  • IFC: Intermediate form of building contract (JCT)
  • IFC: Issued for Construction (drawings)
  • IFD: Industry Foundation Dictionary
  • IFD: International Framework for Dictionaries
  • IG: Industry Group
  • IGT: Innovation and Growth Team
  • IGU: Insulated Glass Unit
  • IHBC: Institute of Historic Building Conservation
  • IHD: In-Home Display
  • IHT: Chartered Institution of Highways & Transportation
  • IIE: Institute of Industrial Engineers
  • IIP: Investors in People
  • IL: Invert Level
  • ILFE: Inset Live Fuel Effect fire
  • ILK: Interlock
  • ILMS: Integrated Library Management System
  • ILW: Intermediate Level Waste
  • ILWS: Inductive Loop Warning System
  • IM: Information Manager
  • IMD: Infrastructure Maintenance Depot
  • IMD: Interactive Modal Analysis
  • IMechE: Institution of Mechanical Engineers
  • IMH: Inlet Manhole
  • IML: Information Management Landscape
  • IMP: Information Management Process
  • IMP: Insulated Metal Panel.
  • IMPACT: Integrated Material Profile and Costing Tool
  • IMT: Inspection Management Team
  • IMU: Information Management Unit
  • IN: Improvement Notice
  • IN: Inch
  • IN: Issue Note
  • INC: Incandescent
  • INCAND: Incandescent
  • INCIN: Incinerator
  • INCL: Incline, Include
  • INCR: Increase
  • IND(G): Industry Guidance
  • INDG: Industry Guidance
  • INFO: Information
  • INS: Insulate, Insulation
  • INSP: Inspect
  • INSTL: Install
  • INSUL: Insulation
  • INT: Interior
  • INT: Interior, Internal
  • INTERM: Intermediate
  • INTL: Internal
  • INTM: Intermediate
  • INV: Invert
  • IOA: Institute of Acoustics
  • IOELV: Indicative Occupational Exposure Limit Value
  • IP (-Rated): Ingress Protection (Rated)
  • IP: Injured Person
  • IP: Intellectual Property.
  • IP: Investment Projects.
  • IP: Iron Pipe
  • IPA: Isopropyl Alcohol
  • IPC: Independent Principal Consultant
  • IPC: Integrated Pollution Control
  • IPCC: Intergovernmental Panel on Climate Change
  • IPE: European I-Beam Profile
  • IPEG: Increased Potential for Elevated Groundwater
  • IPG: Information Planning Group
  • IPI: Independent Project Insurance
  • IPPC: Integrated Pollution Prevention and Control
  • IPR: Integrated Pollution Regulation
  • IPR: Intellectual Property Rights
  • IPS: Integrated Protection System
  • IPS: Iron Pipe Size
  • IPT: Insurance Premium Tax
  • IPT: Integrated Project Team
  • IR: Infra Red
  • IR: Ionising Radiation
  • IRC: Internal reflected component
  • IRF: Iron Railing Fence
  • IRM: Inspection Repair and Maintenance (offshore)
  • IROPI: Imperative Reasons of Overriding Public Interest
  • IRP: Intellectual Property Rights
  • IRR: Internal Rate of Return
  • IRS: Incident Recording System
  • IRS: Incident Reporting System
  • IRS: Information Release Schedule
  • IRS: Integrated Reception System
  • IS: Information Services
  • IS: Information Specialist
  • IS: Intrinsic Safety
  • IS: Intrinsically Safe
  • iSBEM: Simplified Building Energy Model
  • ISBN: International Standard Book Number
  • ISC: Immigration Skills Charge
  • ISG: Insulated Glass Unit
  • ISI: In-Service Inspection
  • ISIS: One-dimensional hydraulic modelling software developed by Halcrow
  • ISM: Integrated Service Module.
  • ISO: International Organization for Standardization
  • ISP: Information Strategy Planning
  • IST: Integrated Supply Team
  • ITB: Industry Training Board
  • ITN: Invitation to Negotiate
  • ITP: Inspection and Test Plan
  • ITPD: Invitation to Participate in Dialogue
  • ITS: Integrated Transport Authority
  • ITT: Invitation to Tender
  • IV: Indirect Vent
  • IV: Isolating Valve.
  • IVA: Individual Voluntary Agreement (See insolvency)
  • IVO: Inlet Valve Opening
  • IVS: International Valuation Standards
  • IW: Indirect Waste
  • IWF: Interwovern Fence
  • IWL: Independent Wall Lining
  • IWM: Integrated Water Management
  • IZ: Inner Zone
  • IZC: Individual Zone Controllers
  • IZC: International Zoning Code
  • J: Joist
  • JAC: Joint Advisory Committee
  • JACR: Joint Advisory Committee Report
  • JAN: Janitor
  • JB: Junction Box
  • J-BOX: Junction Box
  • JC: 'J' Channel
  • JC: Janitor's Closet
  • JCA: Joint Competent Authority.
  • JCB: J C Bamford (plant manufacturer)
  • JCLI: Joint Council for Landscape Industries
  • JCT: Joint Contracts Tribunal
  • JCT: Junction
  • JDI: Joint Declaration of Intent
  • JDO: Job Description Outline
  • JDS: Joint Disciplinary Scheme
  • JF: Joint Filler
  • JISC: Joint Industry Safety Committee
  • JIT: Just In Time
  • JNCC: Joint Nature Conservation Committee
  • JPG: Joint Photographic Experts Group
  • JPRMP: Joint Project Relationship Management Plan
  • JSC: Joint Standing Committee
  • JSCR: Joint Standing Committee Report
  • JST: Joist
  • JT: Joint
  • JV: Joint Venture
  • JWG: Joint Working Group
  • JWP: Joint Working Party
  • K: Kilopound (1000 pounds), Kelvin (temperature)
  • KAL: Kalamein
  • KCP: Keene's Cement Plaster
  • KG: Kilogram
  • Kg: Kilogramme
  • KHF: Know How Fund
  • KIP: Kilopound (1000 pounds)
  • KIT: Keep In Touch
  • KIT: Kitchen
  • KM: Kilometer
  • KN: Kilonewton
  • KO: Knockout
  • KP: Key Pad
  • KP: Kickplate
  • KPI: Key Performance Indicator
  • KPL: Kickplate
  • KR: coefficient of permeability
  • KS: Kitchen Sink
  • KSC: Knowledge Skills and Competences
  • KT: coefficient of permeability
  • KTH: Kitchen (drawing)
  • KVA: Kilovolt-Ampere
  • KW: Kilowatt
  • KWH: Kilowatt Hour
  • KWHR: Kilowatt Hour
  • L/L: Low Level
  • L: Angle, Left, Length, Lighting Panel, Long, Line
  • L6s: Lean Six Sigma
  • LA: Landscape Architect, Lightning Arrester
  • LA: Local Authority
  • LAA: Local Authority Associations
  • LAAPS: Local Authority Accident Prevention and Safety Services
  • LAB: Laboratory, Labor
  • LABC: Local Authority Building Control
  • LABV: Local Asset Backed Vehicle
  • LAC: Local Authority Circular
  • LAD: Ladder
  • LADD: Lifetime Average Daily Dose
  • LADS: Linear Asset Decision Support
  • LADs: Liquidated and Ascertained Damages
  • LAI: Leaf Area Index
  • LAM: Laminate, Laminated
  • LAQM: Local Air Quality Management
  • LAQN: London Air Quality Network
  • LASER: Light Amplification By Stimulated Emission of Radiation
  • LASP: Local Authorities Strategic Programme
  • LASS: Leisure Accident Surveillance System
  • LAT: Lateral
  • LAU: Local Authority Unit
  • LAV: Lavatory
  • LB: Load-Bearing
  • LB: Pound (weight), Lag Bolt
  • LBA: Letter Before Action
  • LBA: London Boroughs Association
  • LBAP: Local Biodiversity Action Plan
  • LBC: Listed Building Consent
  • LBCO: Listed Building Consent Order
  • LBHPA: Listed Building Heritage Partnership Agreement
  • LBL: Label
  • LBR: Lumber
  • LBTT: Land and Building Transaction Tax
  • LC: Lead Consultant
  • LC: Licence Condition
  • LC: Light Control, Lead Covered
  • LC: London Clay
  • LCA: Landscape Character Area
  • LCA: Lifecycle Assessment
  • LCA: Low Cost Alternative
  • LCD: Liquid Crystal Diode
  • LCD: Liquid Crystal Display (glazing)
  • LCF: Landfill Communities Fund
  • LCI: Life Cycle Inventory
  • LCL: Linen Closet
  • LCM: Lead Coated Metal
  • LCM: Lighting Control Module
  • LCN: London Cycle Network
  • LCN+: London Cycle Network Plus
  • LD: Land Division
  • LD: Latent Defect
  • LD: Lead Designer
  • LD: Leader Drain
  • LDA: Linear Photodiode Array
  • LDA: London Development Agency
  • LDC: Lawful Development Certificate (/Certificate of Lawful Development)
  • LDD: Local Development Document
  • LDEDCA: Local Democracy, Economic Development and Construction Act 2009 -
  • LDF: Local Development Framework
  • LDF: Low Density Fibreboard
  • LDG: List of Dangerous Goods
  • LDI: Latent Defects Insurance
  • LDO: Local Development Order
  • LDPE: Low Density Polyethylene (bins, pipes & fittings)
  • LDs: Liquidated and Ascertained Damages
  • LDS: Local Development Scheme.
  • LDV: Leyland DAF van
  • LEA: Local Education Authority
  • LEA: Local Enterprise Agency
  • LEAP: locally equipped area of play
  • LED: Light-Emitting Diode
  • LEED: Leadership in Energy and Environmental Design
  • LEL: Lower Explosive Limit
  • LEL: Lower Exposure Limit
  • LEMP: local environmental management plan
  • LENI: Lighting Energy Numerical Indicator
  • LEP: Local Enterprise Partnerships
  • LEP: Lowest Evaluated Price
  • LEPC: Lifts, Escalators and Passenger Conveyors
  • LEQ: Equivalent Continuous Sound Level
  • LEV: Local Exhaust Ventilation
  • LEZ: Low Emission Zone
  • LF: Load Factor
  • LFB: London Fire Brigade
  • LFDCA: London Fire and Civil Defence Authority
  • LFL: Lower Flammability Limit
  • LFRMS: local flood risk management strategy
  • LFS: Labour Force Survey
  • LGA: Local Government Area
  • LGA: Local Government Association
  • LGA: Local Government Authority
  • LGBCE: Local Government Boundary Commission for England
  • LGS: local geological site (formerly regionally important geological sites)
  • LGSC: Landlord's Gas Safety Certificate
  • LGTF: Local Government Task Force
  • LGV: light goods vehicle
  • LH: Left Hand
  • LHA: local highway authority
  • LHDG: London Housing Design Guide
  • LHPC: Low Heat Portland Cement
  • LHS: Left Hand Side
  • LIB: Library
  • LIBR: Library
  • LIDAR: a combination of 'light' and 'radar'
  • LiDAR: light detection and ranging
  • LIF: Laser Induced Fluorescence
  • LIFE: Lotic-invertebrate Index for Flow Evaluation
  • LIFT: Local Improvement Finance Trust
  • LIGS: locally important geological site
  • LIL: Local Interest List
  • LIN: Linear
  • LINO: Linoleum
  • LIP: local implementation plan
  • LIQ: Liquid
  • LKR: Locker
  • LL: Live Load
  • LL: Low Level
  • LLBCO: Local Listed Building Consent Order
  • LLC: Limited Liability Corporation
  • LLFA: Lead Local Flood Authority
  • LLMI: Local Labour Market Intelligence
  • LLP: Limited Liability Partnership
  • LMD- Light Maintenance Depot
  • LMFBR: Liquid Metal Fast Breeder Reactor
  • LMP: landscape management plan
  • LMS: Limestone
  • LN: Length
  • LNAPL: light non-aqueous phase liquid
  • LNDG: Landing
  • LNG: Liquefied Natural Gas
  • LNHS: London Natural History Society
  • LNR: Local Nature Reserves
  • LNTL: Lintel
  • LO: London Overground
  • LO: Low
  • LOC: Locate
  • LOCAE: List of Classified and Authorised Explosives
  • LOCS: Locations
  • LOD: Level of Detail
  • LOD: Limit of Detection
  • LOEL: Lowest Observed Effect Level
  • LOI: Letter of Intent
  • LoL: Limitation of Liability
  • LOLER: Lifting Operations and Lifting Equipment Regulations
  • LON: Light Obstruction Notice
  • LoR: Letter of Reliance
  • LOX: Liquid Oxygen
  • LP: Lamp Post
  • LP: Legality of Production
  • LP: Lighting Panel / Lamp Post
  • LP: Limited Partnership
  • LP: Liquefied Petroleum
  • LP: Local Plan
  • LP: Low Point, Low Pressure, Lighting Panel, Light Proof
  • LP: Low Pressure
  • LPA: Local Planning Authority
  • LPC: Loss Prevention Council
  • LPCB: Loss Prevention Certification Board
  • LPD: Lighting Power Density.
  • LPG: Liquefied Petroleum Gas
  • LPS: Last Planner System
  • LPS: Loss Prevention Standard
  • LPS: Low Pressure Sodium, Low Pressure Steam
  • LPT: Local Property Tax
  • LR: Living Room
  • LRFD: Load and Resistance Factor Design
  • LRT: Light Rapid Transit
  • LRV: Light Rail Vehicle
  • LRV: Light Reflectance Value
  • LS: Light Switch
  • LS: Limestone, Loud Speaker
  • LSD: Limit State Design
  • LSF: Low Smoke or Fumes
  • LSOA: Lower Super Output Area
  • LSP: Local Strategic Partnership
  • LSS: Load Scaling Sensitivity
  • LST: Low Surface Temperature (radiators)
  • LSV: Lockshield Valve
  • LT WT: Lightweight
  • LT: Light Transmittance value of glazing (Natural Light Value)
  • LT: Light, Low Tension Duct, Laundry Tray
  • LTA: Lost Time Accident
  • LTC: Loan To Cost ratio
  • Ltd: Limited Liability Company
  • LTEL: Long Term Exposure Limit.
  • LTG: Lighting
  • LTHW: Low Temperature Hot Water
  • LTI: Lost Time Incident
  • LTL: Lintel
  • LTP: local transport plan
  • L-TS: Long-Term Storage
  • LTSF: Local Track Selection Factor
  • Ltsrs: Long Term Safety Reviews
  • LTV: Loan To Value ratio
  • LU: London Underground
  • LUL: London Underground Limited
  • LUPI: land use pollution index
  • LUST: land use surface type
  • LV: Low Voltage
  • LV: Low Volume
  • LVD: Low Voltage Directive
  • LVDC: Low-Voltage Direct Current
  • LVDMAP: Low Value Disputes Model Adjudication Procedure
  • LVIA: Landscape and Visual Impact Assessment
  • LVMF: London View Management Framework
  • LVR: Louver
  • LVT: Luxury Vinyl Tiles
  • LW: Light Weight
  • LWC: Light Weight Concrete
  • LWDP: Louvered Wood Door, Painted
  • LWR: Light Water Reactor
  • LWS: local wildlife site
  • LWSC: Long Wave Shading Coefficient
  • LZC: Low or Zero Carbon (Technologies)
  • LZCGT: Low or Zero-Carbon Generating Technology
  • LZCT: Low or Zero Carbon Technology
  • M&A: Mergers and Acquisitions.
  • M&E: Mechanical and Electrical
  • M&E: Mechanical and Engineering
  • M&PC: Marine & Protective Coatings
  • M&R: Maintenance and Renewal
  • M&T: Monitoring and Targeting
  • M&V: Measurement and Verification
  • M/L: Mid Level
  • M: and E mechanical and electrical
  • M: Meter, Motor, Thousand (brick), Bending Moment
  • m: Metre
  • M2M: Machine to Machine.
  • M5-2d: 2 day rainfall of 5 year return period (mm)
  • M5-60: 60 minute rainfall of 5 year return period (mm)
  • MAA: Moving Annual Average
  • MAC: Managing Agent and Contractor / Managing Agent Contractor
  • MAC: Manual handling assessment chart
  • MAC: Maximum Acceptable Concentration Or Maximum Allowable Concentration
  • MACE: Multipurpose Automatic Control Equipment
  • MACH: Machine
  • MAFF: Ministry of Agriculture, Fisheries and Food
  • MAG: Metal Active Gas
  • MAG: Metal Arc Gas
  • MAINT: Maintenance
  • MAN; Manual
  • MAP: maintenance access point
  • MAPP: Major Accident Prevention Policy
  • MAR: Management and Administration
  • MAR: Marble
  • MARB: Marble
  • MAS: Masonry
  • MAT: Material
  • MATL: Material
  • MAWP: Maximum Allowable Working Pressure
  • MAX: Maximum
  • MB: Mail Box, Machine Bolt, Mop Basin
  • MB: Management Board
  • Mbo: Management By Objective(S)
  • Mboca: 4,4'Methylene-Bis-(2-Chloroaniline)
  • MC: Main Contractor
  • MC: Management Contractor
  • MC: Mass Concrete
  • MC: Medicine Cabinet, Mineral Core
  • MCA: multi-criteria analysis
  • MCB: Manually Controlled Barrier
  • MCB: Miniature Circuit Breaker
  • MCC: manual classified count
  • MCC: Motor Control Center
  • MCCS: Microclimate Cooling System
  • MCD: Main Contractor's Discount
  • MCERTS: monitoring certificate scheme
  • MCG: Major Contractors Group
  • MCHW: Manual of Contract Documents for Highway Work
  • MCM: Modern Construction Methods
  • MCM: Thousand Circular Mils (electrical wire size)
  • MCP: Manual Call Point
  • MCS: Microclimate Cooling System
  • MCS: Microgeneration Certification Scheme
  • MCS: Mining Certification Service
  • MCW: Mains Cold Water
  • MCZ: Marine Conservation Zones
  • MD: micro deval
  • MDF: Medium Density Fibreboard
  • MDHS: Methods For The Determination of Hazardous Substances
  • MDI: Diphenylmethane Diisocyanate
  • MDI: Methyl Diphenylene Diisocyanate
  • MDM: Master Data Management
  • MDO: Medium Density Overlaid Plywood
  • MDR: minimum design requirement
  • MDS: Material Data Sheet
  • MDTSA: Methods For The Detection of Toxic Substances In Air
  • MDU: Maintenance Delivery Unit
  • MDU: Multiple Dwelling Unit
  • ME: Mechanical Engineer
  • MEAT: Most Economically Advantageous Tender
  • MECH: Mechanical
  • MED CAB: Medicine Cabinet
  • MED: Medium
  • Med-Ad: Mediation-adjudication
  • Med-Arb: Mediation-arbitration
  • MEIA: Middle East, India and Africa
  • MEK: Methyl Ethyl Ketone
  • MEL: Maximum Exposure Limit
  • MEMB: Membrane
  • MEMBR: Membrane
  • MENA: Middle East and North Africa
  • MEP: Mechanical Electrical and Plumbing
  • MEPH: Mechanical, Electrical, Plumbing & Heating
  • MERC: Mercury Vapor
  • MET: Metal
  • MEV: (Continuous) Mechanical Extract Ventilation
  • Mev: Million Electron Volts Or Mega Electron Volts
  • MEW: Minor Emerging Works
  • MEWP: Mobile Elevated Work Platform / Mobile Elevating Work Platform
  • MEZZ: Mezzanine
  • MF: Melamine-formaldehyde (laminated plastics & adhesives)
  • MFA: Material Flow Accounting / Material Flow Analysis
  • MFC: Melamine Faced Chipboard
  • MFD: Manufactured, Metal Floor Deck
  • MFG: Manufacturer, Manufacturing
  • MFP: Multi-Functional Plate
  • MFR: Manufacture, Manufacturer
  • MG: Make Good
  • MH: Major Hazards
  • MH: Manhole
  • MHAU: Major Hazards Assessment Unit
  • MHCLG: Ministry of Housing, Communities and Local Government.
  • MHFA: Mental Health First Aid.
  • MHSW: Management of Health and Safety at Work
  • MHSWR: Management of Health and Safety At Work Regulations
  • MI: Malleable Iron, Miles
  • MI: Mandatory Investigation
  • MI: Myocardial Infarction
  • MIC: Methyl Isocyanate
  • MIC: Minimum Ignition Current
  • MICE: Member of the Institution of Civil Engineers
  • MIDAS: Machine Information Display and Automation System
  • MIDP: Master Information Delivery Plan
  • MIKE: Microphone
  • MIN: Minimum
  • MIP: Mercury Intrusion Porosimetry
  • MIPIM: Le marché international des professionnels de l'immobilier (real estate event)
  • MIPPS: Ministerial Interim Planning Policy Statement
  • MIPS: Median Index of Public Sector Tender Prices
  • MIR: Mirror
  • MIS: Management Information Systems
  • MIS: Manufacturers, Importers and Suppliers
  • MISC: Miscellaneous
  • MIStructE: Member of the Institution of Structural Engineers
  • MJ: Movement Joint
  • MK: Mark
  • ML&P: Metal Lath & Plaster
  • MLD: Molding
  • MLDG: Molding
  • MLF: Molded Lead Frame
  • MM: Managed motorways
  • MM: Millimeter
  • mm: Millimetre
  • MM-ALR: Managed motorways: all lanes running
  • MMB: Membrane
  • MMC: Modern Methods of Construction
  • MML: Midland Main Line
  • MMMF: Man-Made Mineral Fibre
  • MMP: Materials Management Plan
  • MO: Masonry Opening
  • MO: Modus Operandi
  • MOCA: 4,4' Methylene-Bis-(2-Chloroaniline)
  • MoD: Ministry of Defence
  • MOD: Module
  • MoE: Means of Escape
  • MOL: Metropolitan Open Land
  • MONO: Monolithic
  • MoT: Ministry of Transport
  • MOTO: Memorandum of Terms of Occupancy
  • MoU: Memorandum of Understanding
  • MOV: Movable
  • MP: Major Project
  • MP: Member of Parliament
  • MP: Metal Acoustal Panel
  • MPA: Major Projects Authority
  • MPA: Mineral Planning Authority
  • MPAN: Meter Point Administration Number, for the electricity supply
  • MPC: Maximum Permissible Concentrations
  • MPDT: Model Production and Delivery Table
  • MPE: Maximum Permissible Exposure
  • MPO: Management and Personnel office
  • MPPS: macro pervious pavement surface / system
  • MPRN: Meter Point Reference Number, for the gas supply
  • MPS: Medium Pressure Steam
  • MQ: Mines and Quarries
  • MR: Mandatory Reporting
  • MR: Mop Receptor
  • MRA: Mutual Recognition Agreement
  • MRD: Metal Roof Deck
  • MRF: Material Recycling Facility
  • MRHI: Mineworkings Residual Hazard Index
  • MRL: Manufacturing Readiness Level
  • MRL: Maximum Residue Limit
  • MRPQ: Mutual Recognition of Professional Qualifications
  • MRT: Mean Radiant Temperature
  • MS: Member State (of European Union)
  • MS: Mild Steel
  • MSA: mineral safeguarding area
  • MSCB: Multi-Service Chilled Beams
  • MSCP: Multi-Storey Car Park
  • MSDS: Material Safety Data Sheet
  • MSDS: Material Safety Data Sheet(S)
  • MSIV: Main Steam Isolating Valve
  • MSLB: Main Steam Line Break
  • MSV: Modelling Simulation and Visualisation
  • MT: Management Trainee
  • MT: Material Throughputs
  • MT: Mount, Mounted
  • MTA: Made To Assemble
  • MTBE: methyl tert-butyl ether
  • MTC: Manufacturing Technology Centre
  • MTC: Measured Term Contract
  • MTD: Mounted
  • MTL: Material, Metal
  • MTL: Metal
  • MTO: Made To Order
  • MTR: Motor
  • MTS: Made To Stock
  • MUC: Maintenance Unitised Cost
  • MUL: Mullion
  • MULL: Mullion
  • MV: Mercury Vapor
  • MVD: Model View Definitions
  • MVHR: Mechanical Ventilation Heat Recovery
  • MW: Microwave
  • MW: Minor Works
  • MWF: Metalworking Fluid(S)
  • MWHC: maximum water holding capacity
  • MWK: Millwork
  • MWL: Miniature Warning Light
  • MWP: Maximum Working Pressure
  • MWS: Main Water Supply
  • MZ: Middle Zone
  • N: Newton
  • N: North, Nitrogen
  • NABERS: National Australian Built Environment Rating System
  • NaCSBA: National Custom & Self Build Association
  • NADOR: Notification of Accidents and Dangerous Occurrences Regulations
  • NAI: Nature Improvement Areas
  • NAP: Napkin
  • NAP: National Adaptation Programme
  • NAPI: normalised antecedent precipitation index
  • NAS: Net Addition to Stock
  • NASC: National Access and Scaffolding Confederation
  • NASC: National Association of Scaffolding Contractors
  • NAT: Natural
  • NATL: Natural
  • NATLAS: National Testing Laboratory Accreditation Scheme
  • NATM: New Austrian Tunnelling Method
  • NAWDC: National Association of Waste Disposal Contractors
  • NB: “Nota Bene” Latin phrase for “Take Special Note”
  • NB: Net Benefits
  • NBMP: National Bat Monitoring Programme
  • NBR: National Buildings Record
  • NBS: National Building Specification
  • NC: Noise Criteria
  • NC: Normally Closed, Noise Criteria
  • NCA: national character area
  • NCC: Net Contribution Clause
  • NCF: National Contractors Federation
  • NCM: National Calculation Methodology (for EPDM)
  • NCR: Non-Conformance Report / Non-Conformity Report
  • nCRISP: new Construction Research and Innovation Strategy Panel (now the National Platform for the Built Environment)
  • NCS: Natural Colour System
  • NDA: Non Disclosure Agreement
  • NDC: Nationally Determined Contribution
  • NDG: National Design Guide
  • NDO: Neighbourhood Development Order
  • NDP: Neighbourhood Development Plan
  • NDPB: Non Departmental Public Body
  • NDPB: Non-Departmental Public Body
  • NDS: National Delivery Services
  • NDT: National Digital Twin
  • NDT: Non-Destructive Testing
  • NE: Natural England
  • NEC: National Electrical Code
  • NEC: National Exhibition Centre
  • NEC: New Engineering Contract
  • NEDB: National Exposure Data Base
  • NEED: National Energy Efficiency Data-Framework
  • NERRP: National Earthworks Risk Reduction Programme
  • NES: Not Elsewhere Specified
  • NESC: Network For Evaluating Steel Components
  • NEUT: Neutral
  • NF: Near Face
  • NFA: Net Floor Area
  • NFB: National Federation of Builders
  • NFC: Natural Fibre Composites
  • NFC: Near-Field Communication
  • NFCI: National Federation of Clay Industries
  • NFDC: National Federation of Demolition Contractors
  • NFDC: National Federation of Demolition Contractors Standard Form
  • NFE: No Financial Effect
  • NFRC: National Federation of Roofing Contractors
  • NFRP: Natural Fibre Reinforced Polymer
  • NFU: National Farmers Union
  • NFWH: Non-freeze Wall Hydrant
  • NGL: Natural Gas Liquid(S)
  • NGO: Non-Governmental Organisation
  • NHBC: National House Building Council
  • NHBC: National House-Building Council
  • NHL: National Heritage List
  • NHPP: National Heritage Protection Plan (English Heritage)
  • NHS: National Health Service
  • NI/TR: Policy Noise insulation and temporary re-housing policy
  • NI: Nickel
  • NI: Nominated Inspector
  • NIA: National Insulation Association
  • NIA: Nature Improvement Area.
  • NIA: Net Internal Area
  • NIC: Not In Contract
  • NIHHS: Notification of Installations Handling Hazardous Substances Regulations
  • NIHL: Noise Induced Hearing Loss
  • NJCC: National Joint Contracts Committee
  • NK: Neck
  • NLL: North London Line
  • NMA: Non-Material Amendment
  • NMR: National Monuments Record
  • NMR: Nuclear Magnetic Resonance
  • NMT: Non-Metallic
  • NNR: national nature reserve
  • NNR: National Nature Reserves
  • NO: Number
  • NO: Number, Normally Open
  • NOM: Nominal
  • NPA: Notification of Proposed Amendment
  • NPC: Net Present Cost
  • NPF3: National Planning Framework for Scotland
  • NPIP: National Process Improvement Project
  • NPK: nitrogen-phosphorous-potassium
  • NPO: National Portfolio Organisations
  • NPO: Non-Productive Overtime.
  • NPO: Non-Profit Organisations.
  • NPPF: National Planning Policy Framework
  • NPPG: National Planning Practice Guidance website.
  • NPS: national plant specification
  • NPS: national policy statement
  • NPS: Nominal Pipe Size
  • NPSE: Noise Policy Statement for England
  • NPSE: The Noise Policy Statement for England
  • NPV: Net Present Value
  • NR: Network Rail
  • NR: Noise Reduction
  • NRA: National Rivers Authority
  • NRAC: National Register of Access Consultants
  • NRC: Noise Reduction Coefficient
  • NRM: New Rules of Measurement: replacing SMM7
  • NRMM: Low emission zone for non-road mobile machinery
  • NRP: Non-Removable Pin
  • NRS: Non Rising Steam Valve
  • NRSWA: New Roads and Street Works Act
  • NRV: Non Return Valve
  • NS: Near Side
  • NS: Net Savings.
  • NSB: Nominal Size Bypass
  • NSBA: National Self Build Association
  • NSCC: National Specialist Contractors Council Contract
  • NSCS: National Structural Concrete Specification
  • NSF: Net Square Footage
  • NSFC: National Natural Science Foundation of China
  • NSH: Night Storage Heater
  • NSIP: Nationally Significant Infrastructure Project
  • NSK: Non Standard Kerb
  • NT: National Trust
  • NTEM: National Trip End Model
  • NTI: New Training Initiative
  • NTM: National Transport Model
  • NTP: Normal Temperature and Pressure
  • NTS: non-technical summary
  • NTS: Not to Scale
  • NTS: Not To Scale
  • NUI: Normally Unattended Installation
  • NVC: National Vegetation Classification
  • NVQ: National Vocational Qualification
  • NVZ: Nitrate Vulnerable Zone
  • O TO O: Out to Out
  • O&M: Operations and Maintenance (See Building Owner's Manual)
  • O/A: On or About
  • O: Oxygen
  • OA: On or About
  • OA: Outside Air, Overall
  • OAPF: opportunity area planning framework
  • OB: Obscure
  • OBC: Outline Business Case
  • OBS: Obscure
  • Obs: Obsolete/Obsolescent
  • OBST: Operational Business Systems Team
  • OC: On Center
  • OC: On Centre
  • OC: Open Crossing
  • OCDEA: On Construction Domestic Energy Assessor
  • OCR: Opportunity Cost Rent
  • OCT: Overseas Countries and Territories
  • OD: Ordnance Datum
  • OD: Outside Diameter
  • ODA: Olympic Delivery Authority
  • ODP: Ozone Depletion Potential
  • ODS: Ozone Delpleting Substances.
  • OECD: Organisation for Economic Cooperation and Development
  • OEL: Occupational Exposure Limit
  • OELS: Organic Entry Level Stewardship
  • OES: Occupational Exposure Standard
  • OF: Outside Face
  • OF: Overflow
  • OFF: Office
  • OFGEM: Office of Gas and Electricity Markets
  • OFL: Over-Flow alarm
  • OFS: Oil Fired Appliance Standard
  • OFWAT: Office of Water Services
  • OfWAT: The Water Services Regulation Authority
  • OGC: Office of Government Commerce (no longer in existence)
  • OGC: Open Geospatial Consortium
  • OGD: Other Government Departments
  • OGSF: Overall Gross Square Footage
  • OH&P: Overhead and Profit
  • OH: Occupational Health
  • OH: Over Head
  • OH: Overhead
  • OHAC: Occupational Health Advisory Committee
  • OHD: Overhead Door
  • OHMS: Oval Head Machine Screw
  • OHP: Overhead Projector
  • OHWS: Oval Head Wood Screw
  • OI: Ornamental Iron
  • OIL: Open Items List
  • OIL: Outstanding Items List
  • OIOO: One In One Out
  • OIR: Oganisational Information Requirements
  • OITO: One In Two Out
  • OJEU: Official Journal of the European Union
  • OLA: Occupiers' Liability Act
  • OLB: Timber Origin and Legality (Origine et Légalité des Bois)
  • OLC: Open Level Crossing
  • OLE: Object Linking and Embedding
  • OLE: overhead line equipment
  • OM: Operating & Maintenance (Manual)
  • OM: Operations Manager
  • OM: Organic Matter
  • OML: Ordinary Maternity Leave
  • OMM / O&MM Operation & Maintenance Manual
  • ONS: Office for National Statistics
  • OP: Opaque
  • OPA: Output and Performance Analysis
  • OPAS: Operational Property Asset System
  • OPC – Ordinary Portland Cement
  • OPEX: Operational Expenditure
  • OPG: Opening
  • OPIP: Operational Process Improvement Project
  • OPM: Output and Performance Measures
  • OPNG: Opening
  • OPO: One Person Operated
  • OPP H: Opposite Hand
  • OPP: Opposite
  • OPPI: Owners' Protective Professional Insurance
  • OPR: Owner's Project Requirements
  • OR: Outside Radius
  • ORC: Organic Rankine Cycle
  • ORN: Ornamental
  • ORR: Office of Rail Regulation
  • OS&Y: Outside Screw & Yoke (valve)
  • OS: Ordnance Survey
  • OSB: Oriented Strand Board
  • OSC: Operational Safety Case
  • OSD Open Sight Drain
  • OSD: Over Site Development
  • OSI: Open Systems Interconnection (model)
  • OSL: Overhead Slab Level
  • OSRPA: Offices Shops and Railway Premises Act
  • OTL: Object Type Library
  • OUT: Outlet
  • OV: Oven
  • OVFL: Overflow
  • OW: Open Waste
  • OZ: Ounce
  • OZ: Outer Zone
  • P & I: Piping and Instrumentation
  • P SL: Pipe Sleeve
  • P. LAM: Plastic Laminate
  • P: Pitch, Power Panel, Paint
  • P: Post
  • Pa: Pascal (S.I. Unit of Pressure)
  • PA: Planning Authority
  • PA: Polyamide (nylon) (electrical fittings, washers, ropes)
  • PA: Public Address
  • PAC: Procurement Assessment Criteria
  • PACE: Property Advisers to the Civil Estate (no longer in existence)
  • PADHI: Planning Advice For Developments Near Hazardous Installations
  • PADP: Project Supervisor Design Portion
  • PAF: Powder Actuated Fasteners
  • PAH: Polycyclic Aromatic Hydrocarbon
  • PAH: polycyclic aromatic hydrocarbons
  • PAH: Polynuclear Aromatic Hydrocarbines
  • PALF: Palisade Fence
  • PAN: Planning Advice Note
  • PAO: Procurement Assessment Options
  • PAR: Parallel
  • PAR: Planning Application Requirements
  • PAR: Polished All-Round
  • PARL: Percentage Asset Remaining Life
  • PARTN: Partition
  • PAS 1192-2: Publicly Available Specification: Specification for information management for the capital/delivery phase of construction projects using building information modelling.
  • PAS 91: Publicly Available Specification: Construction prequalification questionnaires
  • PAS: Publicly Available Specification
  • PASS: Passage, Passenger
  • PAT: Portable Appliance Testing
  • PAVA: Public Address & Voice Alarm system
  • PAYE: Pay As You Earn
  • PB STA: Push Button Station
  • PB: Payback
  • PB: Polybutalene (pipe fittings)
  • PB: Pull Box, Push Button, Panic Bar
  • PBA: Project Bank Account
  • PBB: Polybrominated Biphenyl
  • PBD: Particle Board
  • PBMT: Preshimmed Butyl Mastic Sealant Tape
  • PC: Parish Council
  • PC: Personal Computer
  • PC: Polycarbonate (anti-vandal glazing)
  • PC: Portland Cement
  • PC: Practical Completion
  • PC: Precast Concrete
  • PC: Prime Cost
  • PC: Principal Contractor.
  • PC: Pull Chain
  • PC: Pull Chain, Piece, Precast Concrete
  • PCA: Pre-Construction Agreement
  • PCA: Public Contractors Association
  • PCAH: Polycyclic Aromatic Hydrocarbon
  • PCB: Polychlorinated Biphenyl
  • PCB: Polychlorinated Biphenyls
  • PCB: Printed Circuit Boards
  • PCBP's: Polychlorinated Biphenylenes
  • PCC: Portland Cement Concrete
  • PCC: Professional Conduct Committee
  • PCDB: Product Characteristics Database
  • PCE: Project Cost Estimate
  • PCF: Pounds per cubic foot
  • PCF: Project control framework
  • PCG: Parent Company Guarantee
  • PCI: Pre-Construction Information
  • PCM: Phase Change Material
  • PCN: Personnel Certification for Non-destructive Testing
  • PCP: Precast Concrete Pad
  • PCP: Precast Concrete Pavement
  • PCP: Precast Concrete Product
  • PCP: Provision, Criterion or Practice
  • PCPL: Portland Cement Plaster
  • PCR: Product Category Rules
  • PCSA: Pre-Construction Services Agreement / Pre-Contract Services Agreement
  • PCSR: Pre-Construction Safety Report
  • Pct: Polychlorinated Triphenyls
  • PCT: Pre-Cast Construction Technology
  • PCT: Pre-Completion Testing
  • PCU: passenger car unit
  • PD: (BSI) Published Document
  • PD: Permitted Development
  • PD: Principal Designer
  • PD: Pump Discharge, Plaza Drain
  • PDCA: Plan, Do, Check, Act
  • PDF: Portable Document Format
  • P-DfMA: Platform Approach to Design for Manufacture and Assembly
  • PDL: Previously Developed Land
  • PDLC: Polymer Dispersed Liquid Crystal
  • PDM: post development model
  • PDM: Precedence Diagram Method.
  • PDO: Permitted Development Order
  • PDP: Paneled Door, Painted
  • PDP: Personal Development Planning
  • PDR: Permitted Development Rights
  • PDS: Private Developer Scheme
  • PDS: Product Data Sheet
  • PDT: Product Data Template
  • PE: Photo-Electric
  • PE: Polyethylene
  • PE: Porcelain Enamel, Professional Engineer
  • PED: Pedestal, Pedestrian
  • PEDR: Professional Experience and Development Record
  • PEFC: Programme for the Endorsement of Forest Certification
  • PEP: Project Execution Plan
  • PERF: Perforate, Performance
  • PERIM: Perimeter
  • PERP: Perpendicular
  • PE-RT: Polyethylene Raised Temperature
  • PERT: Programme Evaluation and Review Technique
  • PES: Programmable Electronic Systems
  • PEST: Political, Economic, Social, Technological
  • PESTLE: Political, Environmental, Social, Technological, Legal, Economic
  • PET: Polyethylene Terephthalate
  • PF: Phenol-formaldehyde (Bakelite) (electrical fittings, door furniture)
  • PF: Picket Fence
  • PF2: Private Finance Initiative version 2
  • PFA: Pulverised Fuel Ash
  • PFC: Parallel Flange Channel (C-channel)
  • PFI: Private Finance Initiative
  • PFM: (also referred to as PLANET) PLANET Framework Model
  • PFN: Prefinished
  • PFRA: preliminary flood risk assessment
  • PG: Pressure Gauge
  • PGI: Protected Geographical Indication
  • PH: Phase, Preheat, Phone
  • PH: Property Holdings
  • PH: Public Health
  • PHD: Product Health Declaration
  • PHE: Progressive Horizontal Evacuation
  • PHI: Passive House Institute
  • PHO: Public Health officer
  • PHPP: Passive House Planning Package
  • PHSA: Planning (Hazardous Substances) Act 1990
  • PI: Principal Inspector
  • PIA: personal injury accident
  • PIA: Proprietary Information Agreement
  • PICG: Project investment control group
  • PICV: Pressure Independent Control Valves
  • PII: Pollutant Ingress Index
  • PII: Professional Indemnity Insurance
  • PILON: Pay in lieu of notice
  • PIM: Package Interface Matrix
  • PIM: Project Information Model
  • PIMP: percentage impermeability
  • PIN: Prior Information Notice (OJEU procedures)
  • PIN: Publication Information Notice
  • PINS: Planning Inspectorate
  • PIP: Project Implementation Plan
  • PIR: Passive Infrared (sensor)
  • PIR: Polyisocyanurate (insulation)
  • PIT: Partners in Technology
  • PIV: Pivoted, Post Indicator Valve
  • PIX: Project Information eXchange (Protocol)
  • PJF: Preformed Joint Filler
  • PKG: Parking
  • PKWY: Parkway
  • PL: Plain Line (track without switches and crossings)
  • PL: Plate, Plan, Property Line, Plastic Laminate, Plastic
  • PLA: Polylactide / Poly(lactic acid)
  • PLA: Port of London Authority
  • PLA: Property Litigation Association.
  • PLANET: (also referred to as PFM) Planning network transport forecast model
  • PLAS LAM: Plastic Laminate
  • PLAS: Plaster, Plastic
  • PLBE: Principal Load Bearing Element
  • PLBG: Plumbing
  • PLC: Public Level Crossing
  • PLC: Public Limited Company
  • PLF: Pounds Per Lineal Foot
  • PLG: Plumbing
  • PLMBG: Plumbing
  • PLPR: Plain Line Pattern Recognition
  • PLQ: Plain Language Questions
  • PLTF: Platform
  • PLUMB: Plumbing
  • PLWD: Plywood
  • PLYD: Plywood
  • PLYWD: Plywood
  • PM: Project manager
  • PM10: particulate matter (with aerodynamic diameter of less than 10)
  • PM2.5: particulate matter (with aerodynamic diameter of less than 2.5)
  • PMA: Paintmakers Association (of Great Britain)
  • PMBOK: Project Management Body of Knowledge
  • PMI: Purchasing Managers Index
  • PMMA: Poly(methyl methacrylate) See Acrylic
  • PMP: Project Management Plan.
  • PMS: Paint Mixing System(s)
  • PMV: Predicted Mean Vote (thermal comfort)
  • PMV: Pre-Manufactured Value
  • PN: Prohibition Notice
  • PNEU: Pneumatic
  • PNG: Portable Network Graphics
  • PNL: Panel
  • PNT: Paint
  • PNT: Paint/Painted
  • PO: Private office
  • PO: Purchase Order
  • PoaP: Policy on a Page
  • PoC: Point of Contraflexure
  • POE: Post Occupancy Evaluation
  • POE: Power Over Ethernet.
  • POG: Planning Oversight Group
  • POL: Polish, Polished
  • POMI: Principles of Measurement (International)
  • PORC: Porcelain
  • PORT: Portable
  • PORV: Power-Operated Relief Valve
  • POS: Planning Officers Society
  • POS: Public Open Space
  • POT W: Potable Water
  • POT: Peak Over a Threshold
  • POV: Privately Owned Vehicle
  • PoW: Plan of Work
  • PP: Plaster, Painted, Power Panel, Precast Panel
  • PP: Polypropylene
  • PPA: Planning Performance Agreement
  • PPC 2000: Standard Form of Contract for Project Partnering
  • PPC: Permanent Painted Coatings
  • PPC: Pollution Prevention and Control
  • PPC: Polyester Powder-Coated (steel/aluminium)
  • PPC: Portland Puzzolana Cement
  • PPC: Post Practical Completion
  • PPC: Project Partnering Contract
  • PPD: Percentage People Dissatisfied (thermal comfort)
  • PPE: Personal Protective Equipment
  • PPG: Planning Policy Guidance
  • PPG: Pollution Prevention Guidelines
  • PPG: pollution prevention guidelines (Environment Agency)
  • PPL: Piling Platform Level
  • PPLV: Positively Pressurised Ventilated Lobby
  • Ppm: Parts Per Million
  • PPM: Planned Preventative Maintenance
  • PPM: Public Performance Measure
  • PPM: Pump Performance Monitoring (sheets)
  • PPP: Public Private Partnership
  • PPPP/4Ps: Public-Private Partnership Programme
  • PPS: Package Procurement Schedule
  • PPS: Planning Policy Statement
  • PPV: Peak Particle Velocity
  • PPW: Planning Policy Wales
  • PQ: Parliamentary Question
  • PQP: Project Quality Plan
  • PQPSP: Project Quality Plan for Small Projects
  • PQQ: Pre-Qualification Questionnaire
  • PQS: Professional Quantity Surveyor
  • PR: Pair
  • PR: Proposed Plan
  • PRA: Paint Research Association
  • PRA: Probabilistic Risk Analysis / Assessment
  • PRC: Precast
  • PRCST: Precast
  • PRE: Pitting Resistance Equivalent
  • PRE: Prefinished
  • PRE: public rescue equipment
  • PREFAB: Prefabricated
  • PRES: Pressure
  • PRESS: Pressure
  • PRF: Post and Rail Fence
  • PRF: Preformed
  • PRFMD: Preformed
  • PRI: Primary
  • PRIME: Private sector Resource Initiative for the Management of the Estate
  • PRINCE: PRojects IN Controlled Environments
  • PRISM: Policy Responsive Integrated Strategy Model
  • PRM: Person with Reduced Mobility
  • PRMLD: Premolded
  • PRN: Primary Route Network
  • PROBE: Post Occupancy Review of Buildings and their Engineering
  • PROPWET: Index of proportion of time that soils are wet
  • PROT: Protection, Protective
  • PRoW: public right of way
  • PRS: Pressure Reduction System
  • PRS: Private Rented Sector.
  • PRS: Property Repayment Scheme
  • PRSTR: Prestressed
  • PRTN: Partition
  • PRV: Pressure Reducing Valve
  • PRV: Pressure Relief Valve
  • PS: Planning Supervisor
  • PS: Plumbing Stack
  • PS: Polystyrene (insulation & suspended ceilings)
  • PS: Project Sponsor
  • PS: Provisional Sum
  • PSA: Public Service Agreements
  • PSBP: Priority School Building Programme
  • PSBP2: Priority School Building Programme: phase 2
  • PSBR: Public Sector Borrowing Requirement
  • PSC: Personal Services Company
  • PSC: Prestressed Concrete
  • PSC: Professional Services Contract
  • PSC: Public Sector Comparator
  • PSCP: Public Sector Partnering Contract
  • PSCS: Project Supervisor Construction Stage
  • PSD: particle size distribution
  • PSDP: Project Supervisor Design Process
  • PSDS: Product Safety Data Sheet
  • PSF: Pounds per square foot
  • PSF: Professional Service Firm
  • PSG: Project Steering Group
  • Psi: Pounds Per Square Inch
  • PSI: Pounds per square inch
  • PSI: proportion of sediment-sensitive invertebrates
  • PSIG: Pounds per square inch gage
  • PSNCR: Public Sector Net Cash Requirement
  • PSP: Post/Shoring/Polyethylene
  • pSPA: potential Special Protection Area
  • PSS: Public Sector Scheme.
  • PSU: Power Supply Unit
  • PSV: Passive Stack Ventilation
  • PSYM: Predictive SYstem for Multimetrics
  • PT: Paint, Point, Part, Potential Transformer
  • PT: Paper towel Dispenser
  • PT: Pressure Treated
  • PTAC: Packaged Terminal Air Conditioner
  • PTAL: Public Transport Accessibility Level
  • PTC: Post-Tensioned Concrete
  • PTD/R: Combination Paper Towel Dispenser/Receptacle
  • PTD: Painted, Paper Towel Dispenser
  • PTD: Product Transparency Declaration
  • PTE: Pre-Tender Estimate
  • PTF: Perfluorocarbon Tracer Gas (air infiltration testing)
  • PTF: Printed Electronics, including Polymer Thick Film Circuits
  • PTFE: Polytetrafluoroethylene
  • PTFE: Polytetrafluoroethylene (Teflon)
  • PTM: Patch To Match
  • PTM: Project Team Meeting
  • PTN: Partition
  • PTR: Paper Towel Receptacle
  • PTW: Permit To Work
  • PU: Planning Unit
  • PU: Policy Unit
  • PU: Polyurethane
  • PU: Public Utility
  • PUE: Power Usage Effectiveness
  • PUF: Polyurethane Foam
  • PUI: Peri-Urban Interface
  • PUK: Partnerships UK
  • PUR: Polyurethane (foam insulation, paints & coatings)
  • PV: Paving
  • PV: Photovoltaic
  • PV: Present Value
  • PVA: Polyvinyl Acetate (latex emulsion) (emulsion paint, bonding agents)
  • PVB: Polyvinyl Butyral (laminated glass)
  • PVC: Polyvinyl Chloride
  • PVC-U: Unplasticated Polyvinyl Chloride
  • PVF: Polyvinyl Fluoride (protective film)
  • PVF: Polyvinylidene Finish
  • PVG: Paving
  • PVMT: Pavement
  • PVS: Primary Vent Stack
  • PVT: Combined Photovoltaic and solar Thermal
  • PVT: Private
  • PW: Party Wall
  • PW: Pass Window
  • PWD: Permanent Works Designer
  • PWF: Post and Wire Fence
  • PWR: Power
  • PWR: Pressurised Water Reactor
  • PWS: Public Water Supply
  • q: Infiltration rate flow rate
  • QA: Quality Assurance
  • QAAHE: Quality Assurance Agency for Higher Education
  • QAC: Quality Assurance Committee
  • QbD: Quality by Design
  • QBD: Queen's Bench Division
  • QC: Quality Control
  • QD: Quantum Dot
  • QI: Quality Index
  • QMED: Median annual flood {with 1 in 2 (50%) annual probability event}
  • QMS: Quality Management System
  • QMT: Quality Management Toolkit
  • QRA: Quantitative / Quantified Risk Assessment
  • QS: Quantity Surveyor
  • QSPC: Quick-Setting Portland Cement
  • QT: Quarry Tile, Quart
  • QTO: Quantity Take Off
  • QTR: Quarter
  • QTY: Quantity
  • QUAL: Quality
  • QUANGO: Quasi Autonomous Non-Governmental Organisation ( 'arms-length' bodies, to which the government has devolved power)
  • QUANT: Quantity
  • R & R: Remove & Replace
  • R & S: Rod and Shelf
  • R&D&i: Research, Development and Innovation
  • R&D: Research and Development.
  • R&M: Repair and Maintenance.
  • R/E: Return / Exhaust
  • R: Render
  • R: Riser, Radius, Resistance, Relay Panel
  • R22: HCFC Refrigerant
  • R408A: HCFC Refrigerant
  • RA: Return Air, Registered Architect
  • RA: Route Availability
  • RAB: Resource Accounting and Budgeting
  • RAC: Refrigeration and Air-Conditioning
  • RACI: Responsible for, Authorize, Contribute to, Informed about
  • RAD: Radiator
  • RAD: Radius, Radiator
  • RADN: Radian
  • RAM: Route Asset Manager
  • RAMP: Route Asset Management Plan
  • RAMS: Risk Assessment Method Statements
  • Rats: Remote Access Terminals
  • RB: Resilient Bar [British Gypsum]
  • RB: Rubber, Rubber Base, Resilient Base
  • RBC: Rubber Base (Coved),
  • RBD: River Basin District
  • RBKC: Royal Borough of Kensington and Chelsea
  • RBM: Reinforced Bituminous Membrane (roofing)
  • RBP: Relationship-based project procurement
  • RBR: Rubber
  • RBS: Rubber Base (Straight)
  • RBT: Rabbet
  • RBU: Relay Base Unit
  • RC: Recycled Content
  • RC: Reflected Ceiling (plan)
  • RC: Reinforced Concrete
  • RC: Room Criteria (acoustics)
  • RCA: Recycled Crushed Aggregate
  • RCBO: Residual-Current Circuit Breaker with Overload Protection
  • RCC: Regional control centre
  • RCC: Reinforced Cement Concrete
  • RCCB: Residual-Current Circuit Breaker
  • RCD: Residual Current Device
  • RCF: Raised Computer Floor
  • RCP: Reflected Ceiling Plan
  • RCP: Reflected Ceiling Plan, Reinforced Concrete Pipe
  • RCS: Respirable Crystalline Silica
  • RD: Roof drain
  • RD: Roof Drain, Round, Receptacle Distribution Panel
  • RDA: Regional Development Agency (replaced by Local Enterprise Partnerships)
  • RDA: Regional Development Assembly
  • RDP: Registered Disabled Person
  • RDS: Room Data Sheet(s)
  • RdSAP: Reduced Data SAP
  • RE: Rodding Eye
  • REACH: Registration, Evaluation, Authorisation & Restriction of Chemicals
  • REBAR: Reinforcing Bar
  • REC: Receiver
  • REC: river ecosystem class
  • RECEP: Receptacle
  • RECP: Receptacle
  • RED: Reducer
  • REF: Refer, Reference, Refrigerator
  • ReFH: revitalised flood hydrograph
  • REFL: Reflected, Reflector
  • REFR: Refrigerate, Refrigerator
  • REG: Register, Regular
  • REGS: Regulations
  • REI: Request for Employer's Instruction
  • REINF: Reinforcement, or Reinforce
  • REIT: Real Estate Investment Trust
  • REJ: Reinforced Elastomeric Joints
  • REL: Recommended Exposure Limit
  • REM: Remove, Removable
  • REP: Real Estate Partnership
  • REQ: Require, Required
  • REQD: Required
  • RES: Resilient
  • RESIL: Resilient
  • REST: Resistance
  • RET: Return, Retaining
  • RETG: Retaining
  • REV DR: Revolving Door
  • REV: Reverse, Revise, Revision
  • RF: Radio Frequency
  • RF: Roof
  • RFC: Request for Change
  • RFC: Request for Comments
  • RFG: Roofing
  • RFI: Request for Information
  • RFP: Request for Proposal (also possibly Package or Price)
  • RFQ: Request for quote
  • RGB: Red Green Blue (LED)
  • RGH OPNG:Rough Opening
  • RGH: Rough
  • RGTR: Register
  • RH: Relative Humidity
  • RH: Right Hand, Reheat, Relative Humidity
  • RHC: Reheat Coil
  • RHI: Renewable Heat Incentive
  • RHMS: Round Head Machine Screw
  • RHPC: Rapid Hardening Portland Cement
  • RHR: Right Hand Reverse, Reheater
  • RHS: Rectangular Hollow Section
  • RHS: Revitalising Health and Safety
  • RHS: Right Hand Side
  • RHS: River Habitat Survey
  • RHWS: Round Head Wood Screw
  • RI: Railway Inspectorate
  • RIA: Regulatory Impact Assessment
  • RIAS: Royal Incorporation of Architects In Scotland
  • RIBA: Royal Institute of British Architects
  • RICS: Royal Institute of Chartered Surveyors
  • RICS: Royal Institution of Chartered Surveyors
  • RICT: River Invertebrate Classification Tool
  • RIDDOR: Reporting of Injuries, Diseases and Dangerous Occurrences Regulations
  • RIGS: regionally important geological and geomorphological site
  • RIM: Reservoir Inundation Mapping
  • RISKAT: Risk Assessment Tool
  • RL: Roof Level
  • RM: Repair and Maintenance
  • RM: Room
  • RMC: Ready Mix Cement
  • RMP: Relationship Management Plan
  • RMP: Risk Management Plan
  • RMS: Root Mean Squared
  • RMV: Remove
  • RN: Riser Nipple
  • RNA – Resource Natural Area
  • RNA: Remediation by Natural Attenuation
  • RNA: Remote Network Access
  • RNA: Retrospective Network Analysis
  • RNA: Risk Not Acceptable
  • RNCP: Request for Notification for change to Cost & Program
  • RNCP: Request for Notification of Cost & Programming Impact
  • RNG: Renewable Natural Gas (biogas)
  • RO: Regional office
  • RO: Renewables Obligation
  • RO: Rough Opening
  • ROB: Rod Out Basin
  • ROC: Renewables Obligation Certificate
  • ROI: Return on Investment
  • RoL: Rights of Light
  • Rospa: Royal Society For The Prevention of Accidents
  • ROW: Right of Way
  • RPA: Risk potential assessment
  • RPB: Regional Planning Body
  • RPC: Regional Prime Contracts
  • RPC: Regulatory Policy Committee
  • RPD: Resources and Planning Directorate
  • RPE: Respiratory Protective Equipment
  • RPG: Registered Park and Garden
  • RPM: Revolutions Per Minute
  • RPO: Redundancy Payments Office
  • RPO: Regulatory Reform (Fire Safety) Order 2005
  • RPP: Responsible Purchasing Policy
  • RPT: Repeat (like “Ditto”)
  • RPZ: root protection zone
  • RR: Railroad
  • RRC: Reducing Regulation Committee
  • RRO: Regulatory Reform Order
  • RS: risk score
  • RSA: Rolled Steel Angle
  • RSB B: Road Sound Barrier Board
  • RSCS: Responsible Sourcing Certification Scheme
  • RSHI: Rock Slope Hazard Index
  • RSI: Repetitive Strain Injury
  • RSJ: Rolled Steel Joist
  • RSL: Registered Social Landlords
  • Rsls: Registered Social Landlords
  • RSMD: rolling stock maintenance depot
  • RSPB: Royal Society for the Protection of Birds
  • RSS: Regional Spatial Strategy
  • RSSB: Rail Safety Standards Board
  • RSSB: Railway Safety and Standards Board
  • RT: Reverberation Time
  • RT: Rubber Tile, Right
  • RTD: River Terrace Deposits
  • RTMC: Regional technology maintenance contractor
  • RTN: Return
  • RTO: Research & Technology Organisation
  • RTPI: Royal Town Planning Institute
  • RTR/RR Rubber Tread/Rubber Riser
  • RTS: Robotic Total Station
  • RTU: Rooftop unit
  • Rubberized Bituminous Compound
  • RUDI: Resource for Urban Design Information
  • RUS: Route Utilisation Strategies
  • RV: Rateable Value
  • RV: Return Valve
  • R-value: thermal Resistance value of a material
  • RVS: Reverse Side
  • RVT: Rivet
  • RVTS: roadside vegetated treatment sites
  • RW: Redwood
  • RWA: Regional Water Authority
  • RWC: Rain Water Conductor
  • RWC: Responsible Welding Co-ordinator
  • RWD: Redwood
  • RWH: Rainwater Harvesting
  • RWL: Rain Water Leader
  • RWO: Rain Water Outlet
  • RWP: Rain Water Pipe
  • S & C: Switches and Crossings
  • S & T: Signal and Telecommunications
  • S and LP: Safety and Loss Prevention
  • S&C: Switches and Crossings
  • S&M: Surfaced & Matched
  • S&S: Stained & Sealed
  • S&V: Stain & Varnish
  • S&W: Soil and Waste (pipes)
  • S/NVQ / SVQ: Scottish Vocational Qualification
  • S/O: Set-out
  • S/S: Stainless Steel
  • S: Section
  • s: slope
  • S: South, Sealant, Supply, Sink
  • S4S: Surfaced 4 Sides
  • SA: Secrecy Agreement
  • SA: sustainability appraisal
  • SAAR: Standard Average Annual Rainfall
  • SAB: SuDS Approval Body
  • SABE: Strategic Advisory Body On Environment
  • SAC: special area of conservation
  • SAC: Special Areas of Conservation
  • SACT: Suspended Acoustical Tile
  • SAF: Service Affecting Failures
  • SAF: Site Assessment Forms
  • SALV: Salvage
  • SAN: Sanitary
  • SAP: Safety Assessment Principles
  • SAP: Safety Assurance Principles
  • SAP: Social Action Programme
  • SAP: Standard Assessment Procedure
  • SAP: Suspended Access Platform
  • SB / IMP: Security Breach / Incident Management Plan
  • SB: Setting Basin, Splash Block
  • SB: Steel Batten [British Gypsum]
  • SBC/AQ: With Approx Quantities
  • SBC/Q: With Quantities
  • SBC/XQ: Without Quantities
  • SBC: Standard Building Contract
  • SBCC: Scottish Building Contract Committee
  • SBD: Secured by Design
  • SBEM: Simplified Building Energy Model
  • SBI.: I site of biological importance: Grade I
  • SBI.: II site of biological importance: Grade II
  • SBI: site of biological importance/site of borough importance
  • SBP: Strategic Business Plan
  • SBP: Sustainable Building Product
  • SBP: Sustainable Buildings Philosophy
  • SBS: Sick Building Syndrome
  • SC: Safety Case
  • SC: Sky Component
  • SC: Solid Core, Short Circuit, Self Closing, Sill Cock
  • SC: Spacer Clip
  • SC: Starter Channel
  • SC: Stop Cock
  • SC: Sub Consultant
  • SCA: SubContract Administrator
  • SCBA: Self Contained Breathing Apparatus
  • SCC: Safety Case Co-Ordinator
  • SCC: Scheme for Construction Contracts
  • SCC: Situations Co-Ordination Centre
  • SCC: Stress-Corrosion Cracking
  • SCD: Seat Cover Dispenser
  • SCE: Safety Critical Element
  • SCFT: Structural Clay Facing Tile
  • SCH: Schedule
  • SCHAM: Safety Case Handling and Assessment Manual
  • SCHED: Schedule
  • SCI: Site of Community Importance
  • SCI: Statement of Community Involvement.
  • SCIEP: Supply Chain Information Execution Plan (BIM)
  • SCL: Sprayed Concrete Lining
  • SCM: Supply Chain Management
  • SCMI: Structures Condition Marking Index
  • SCoP: Seasonal Coefficient of Performance
  • SCOSS: Standing Committee On Structural Safety
  • SCR: Safety Case Regulations
  • SCR: Screen
  • SCUP: Scupper
  • SCWD: Solid Core Wood
  • SD: Smoke Detector
  • SD: Soap dispenser
  • SD: Soap Dispenser
  • SDA: Service Delivery Agreement
  • SDG: Sustainable Development Goal
  • SDK: Software Development Kit
  • SDLT: Stamp Duty Land Tax
  • SDS: Safety Data Sheet
  • SDU: Sanitary Disposal Unit
  • SE: Services Engineer
  • SE: Social Enterprise
  • SE: Societas Europaea
  • SE: Structural Engineer
  • SE: Systems Engineering
  • SEAL: Sealant
  • SEC: Second, Section, Secondary, Security System
  • SECG: Specialist Engineering Contractors Group
  • SECT: Section
  • SECY: Secretary
  • SED: Sewage Ejector Discharge
  • SED: special engineering difficulties
  • SEDBUK: Seasonal Efficiency of Domestic Boilers in the UK
  • SEEBP: South East England Biodiversity Partnership
  • SEER: Seasonal Energy Efficiency Ratio
  • SEL: Select
  • SELECT: Electrical Contractors Association of Scotland
  • SELV: Safety Extra Low Voltage
  • SEM: Scanning Electron Microscopy
  • SEPA: Scottish Environmental Protection Agency
  • SER: Senior Executive Responsible
  • SERV: Service
  • SEV: Sewage Ejector Vent
  • SEV: Sex Entertainment Venue
  • SevEx: Severity and Extent
  • SF: Square Foot
  • SF: Square Footage
  • SF: Strip Footing
  • SFA: Standard Form of Agreement / Appointment
  • SFAIRP: So Far As Is Reasonably Practicable
  • SFCA: Standard Form of Cost Analysis
  • SFGL: Safety Glass
  • SFM: Sustainable Forest Management
  • SFQP: Short Form Quality Plan
  • SFRA: Strategic Flood Risk Assessment
  • SFRS: Scottish Fire and Rescue Service
  • SFS: Steel Framing System
  • SGAR: Stage gate assessment review
  • SGEI: Services of General Economic Interest
  • SGG: Structural Glazing Gasket
  • SGHWR: Steam Generating Heavy Water Reactor
  • SGS: Silicone Glazing Sealant
  • SGSA: Supply of Goods and Services Act 1982
  • SGV: Soil Guideline Values
  • SH: Shelf, Sheet, Shower
  • SHAD: Safety & Health Awareness Day
  • SHE: Safety, Health & Environment (Rules)
  • SHEQ: Safety, Health, Environment and Quality (Management/ Report)
  • SHEVS: Smoke, Heat, Exhaust and Ventilation Systems
  • SHGC: Solar Heat Gain Coefficient.
  • SHMA: Strategic Houding Market Assessment.
  • SHR: Shower
  • SHS: Square Hollow Section
  • SHT: Sheet
  • SHTH: Sheathing
  • SHTHG: Sheathing
  • SHW: Specification for Highway Works
  • SHWR: Shower
  • SI: Le Système International d'Unités (The International System of Units)
  • SI: Statutory Instrument
  • SI: Systeme Internationale
  • SIC: Standard Industrial Classification
  • SID: Scope Interface Drawings
  • SIG: Signal
  • SIG: Super Insulated Glazing
  • SIL: strategic industrial land
  • SIM: Similar
  • SIM: Structural Information Model
  • Simply Supported
  • SINC: site of importance for nature conservation
  • SINCS: Sites of Importance for Nature Conservation
  • SIP: Site Inspection Programme
  • SIPs: Structural Insulated Panel system
  • SIR: Specialist Inspection Report
  • SIT: Strategic Infrastructure Tariff
  • SJS: Silicone Joint Sealant
  • SK: Sink
  • SKL: Skylight
  • SL: Siamese Line
  • SL: Sill Level
  • SL: Sky Light
  • SL: Soffit Level
  • SLA: Service Level Agreement
  • SLA: special landscape area
  • SLAM: Stop Look Assess Manage
  • SLI: site of local importance
  • SLINC: site of local importance for nature conservation
  • SLOT: Slotted
  • SLS: Serviceability Limit State / Service Limit State
  • SLV: Sleeve
  • SM: Site Manager
  • SMART: Simple Multi-Attribute Rating Technique (value management)
  • SMART: Specific, Measurable, Achievable, Realistic and Timebound
  • SMC: Scheduled Monument Consent
  • SMD LED: Surface-Mounted LED -
  • SMD: soil moisture deficit
  • SME: Small and Medium-Sized Enterprises
  • SME's: Small and Medium Enterprises
  • SMI: Site of Metropolitan Importance
  • SMINC: Site of Metropolitan Importance for Nature Conservation
  • SMM: Standard Method of Measurement
  • SMM7: Standard Method of Measurement, 7th Edition
  • SMP: Standard Method and Procedure
  • SMP: Statutory Maternity Leave
  • SMR: Scope and Methodology Report
  • SMR: Senior Management Review
  • SMR: Sites and Monuments Record
  • SMS: Safety Management System
  • SMT: Surface-Mount Technology
  • SNA: Security Needs Assessment
  • SNCI: Site of Nature Conservation Interest
  • SND: Sanitary Napkin Dispenser
  • SNGG: Sponge Neoprene Glazing Gasket
  • SNICS: Sites of Nature Conservation Importance
  • SNP: Satin Nickel Plated
  • SNR: Sanitary Napkin Receptacle
  • SNT: Sealant
  • SNTB: Sub National Transport Body
  • SO: Set Out
  • SOA: Schedule of Accommodation
  • SoFA: Statement of Funds Available
  • SOI: Sustainability-Oriented Innovation
  • SOL: Setting-Out Line
  • SOL: Shortage Occupation List
  • SOM: soil organic matter
  • SOP: Setting-Out Point
  • SOP: Summary of Proposals
  • Sops: Standard Operating Procedures
  • SoS: Secretary of State
  • SOU: Separate Operational Units
  • SoW: Scope of Works
  • SoW: Summary of Works
  • SP / ST: Sole proprietorship/sole trader
  • SP: Shaver Point
  • SP: Soil Pipe
  • SP: Soil Pipe, Standpipe, Soundproof, Single Pole
  • SPA: special protection area
  • SPA: Special Protection Areas
  • SPAB: Society for the Protection of Ancient Buildings
  • SPC: Spacer
  • SPC: Special Practice Consultant
  • SPC: Special Purpose Company
  • SPD: Strategic Planning and Development
  • SPD: Sump Pump Discharge
  • SPD: Supplementary Planning Document
  • SPDT: Single Pole Double Throw
  • SPDT: Single Pole Double Throw Switch
  • SPE: Special Purpose Entity (company)
  • SPEC: Specification
  • SPEC: Specification, Specifications
  • SPECS: Specifications
  • SPG: Supplementary Planning Guidance
  • SPI: Serious Professional Incompetence
  • SPI: Single Project Insurance
  • SPI: site pollution index
  • SPK: Speaker
  • SPL: Sound Pressure Level
  • SPL: Special
  • SPLR: Sprinkler
  • SPM: Sprinkler Main
  • SPP: Scottish Planning Policy
  • SPP: Skim Coat Plaster Painted
  • SPPI: Single Project Professional Indemnity insurance
  • SPR: Standard percentage runoff
  • SPRHOST: Standard percentage runoff derived using the HOST soil classification
  • SPS: Stone Paving Slabs
  • SPST: Single Pole Single Throw
  • SPST: Single Pole Single Throw Switch
  • SPT: Standard Penetration Test
  • SPV: Special Purpose Vehicle / Special Project(s) Vehicle
  • SPZ: source protection zone
  • SQ: Square
  • SQA: Suitably Qualified Acoustician
  • SQL: Structured Query Language
  • SQUIRE: Service Quality Inspection Regime
  • SR: Stage Review
  • SRA: Strategic Rail Authority
  • SRC: Sulphate Resisting Cement
  • SRHRV: Single Room Heat Recovery Ventilator
  • SRM: Safety Risk Model
  • SRN: Strategic Road Network
  • SRO: Senior Responsible Owner
  • SRPC: Sulphate-Resisting Portland Cement
  • SRS: Strategic Route Section
  • SRSCR: Safety Representatives and Safety Committees Regulations 1977
  • Ss: Sections
  • SS: Stainless Steel
  • SS: Stainless Steel, Set Screw, Soil Stack, Service Sink, Slop Sink
  • SS: Stereo Speaker
  • SSD: Sub-soil Drain
  • SS-DS: Schedule of Design Services
  • SSG: Structurally Silicone Glazed
  • SSGS: Silicone Structural Glazing Sealant
  • SSHI: Soil Slope Hazard Index
  • SSIP: Safety Schemes in Procurement
  • SSK: Service Sink
  • SSL: Structural Slab Level: the level at the top of the concrete slab
  • SSL: Structure Surface Level
  • SSME: Senior Structure Maintenance Engineer
  • SSoS: Single Source of Truth
  • SSoW: Safe System of Work
  • SSPC: Super-Sulphated Portland Cement
  • SS-RS: Schedule of Role Specifications
  • SSS: Silicone Sanitary Sealant
  • SSSI: Site of Specific Scientific Interest
  • SSSO: Single Switched Socket Outlet
  • SST: Stainless Steel
  • SSTL: Stainless Steel
  • ST W: Storm Water
  • ST: Solar Thermal
  • ST: Straight, Storm Water
  • STA: Station
  • STAGE: Safety Targeted Assessment via Gateway Evaluation
  • STATS: various companies and agencies with legal rights to carry out certain development and highways works: e.g. utilities, telecoms and Network Rail
  • STC: Sound Transmission Class
  • STD: Standard
  • STEEP: Socio-cultural, Technological, Economic, Environmental, Political
  • STEEPLE: Social, Technological, Economic, Ethical, Political, Legislative, Environmental
  • STEL: Short Term Exposure Limit
  • STEM: Science, Technology, Engineering and Mathematics
  • STEP: Sustainable Technologies Evaluation Program
  • STEPS: Strategic Transfer of the Estate to the Private Sector
  • STG: Storage, Seating
  • STGG: Structural Glazing Gasket
  • STGR: Stagger
  • STIFF: Stiffener
  • STK: Stack
  • STL: Steel
  • STM: Steam
  • STO: Storage
  • STOR: Storage
  • STP: Standard Temperature & Pressure, Standpipe
  • STP: Station Travel Plan
  • STR: Straight (re-bars), Strainer, Structural, Starter
  • STRL: Structural
  • STRT: Straight
  • STRUC: Structural
  • STRUCT: Structural
  • STRUCT: Structure
  • STWY: Stairway
  • SUCT: Suction
  • SuDS: sustainable drainage system
  • SUDS: Sustainable Urban Drainage Systems
  • SUPP: Supplementary, Supplement
  • SUPT: Superintendent
  • SUR: Surface
  • SUSP: Suspended, Suspend
  • SV: Safety Relief Valve
  • SV: Safety Valve
  • SVOC: Semi-Volatile Organic Compound
  • SVP: Soil Vent Pipe
  • SW: Self Weight
  • SW: Small Works
  • SW: Stone Wall
  • SW: Switch
  • SWBD: Switchboard
  • SWC: surface water crossing
  • SWGR: Switchgear
  • SWH: Solar Water Heating
  • SWI: Solid Wall Insulation
  • SWL: Safe Working Load
  • SWL: Sound Power Level
  • SWM: surface water management
  • SWMP: Site Waste Management Plan
  • SWOT: Swot Analysis: “Strenghts, Weaknesses, Opportunities, Threats”
  • SWP: Safe Working Pressure
  • SWSC: Short Wave Shading Coefficient
  • SXZ: Point layer providing 1D-2D link within TUFLOW
  • SY: Square Yard
  • SYM: Symmetrical
  • SYN: Synthetic
  • SYS: System
  • T&B: Top and Bottom
  • T&G: Tongue & Groove
  • T&G: Tongued and Grooved
  • T&M: Taps and Mixers
  • T&M: Time and Materials
  • T&P: Temperature & Pressure Relief Valve
  • T/: Top
  • T: Tonne(s)
  • T: Tread, Thermostat, Tee
  • TA: Technical Advisor
  • TA: To Above
  • TA: To Above (services)
  • TA: transport assessment
  • TABS: Thermal Active Building System / Thermo Active Building System
  • TAC: Task / Ambient Conditioning
  • TAG: Technical Advisory Group
  • TAN: Tangent
  • TAN: Technical Advice Note
  • TB: Tie Beam
  • TB: To Below
  • TB: Towel Bar
  • TBA: To Be Arranged / Approved
  • TBC: To Be Confirmed
  • TBM: Temporary Bench Mark
  • TBM: Temporary BenchMark
  • TBM: Tunnel Boring Machine.
  • TC: Top of Curb, Terracotta
  • TC: Town council
  • TCA: Transforming Construction Alliance
  • TCB: Tension Control Bolt
  • TCC: Technology and Construction Court
  • TCLO: Telephone Closet
  • TCMI: Tunnel Condition Marking Index
  • TCPA: Town and Country Planning Association
  • TCPSA: Town and Country Planning (Scotland) Act 1972
  • TCQ: Time Cost Quality
  • TCS: Terne Coated Stainless Steel
  • TD: Trench Drain
  • Tdb: Dry Bulb Temperature
  • TDD: Tubular Daylight Devices (see daylight systems)
  • TDS: Tenancy Deposit Scheme
  • TDS: Total Dissolved Solids
  • TEAM: Technically Evaluated Advisory Materials
  • TEL CL: Telephone Closet
  • TEL: Telephone
  • TEMP: Temporary, Tempered, Temperature
  • TEN: Temporary Event Notice
  • TEN: Tenant
  • TER: Target Emission Rate (see emission rates)
  • TER: Terrazzo
  • TERM: Terminal
  • TERR: Terrazzo
  • TET: Total Energy Transmittance
  • TFA: Total Floor Area.
  • TFC: Tapered Flange Channel
  • TFEE: Target Fabric Energy Efficiency
  • TFL: Thermally Fused Laminate
  • tg: Globe Temperature.
  • TG: Tongue and Groove
  • TGL: Toggle
  • TGWU: Transport and General Workers Union
  • TGWU: Transport and General Workers' Union
  • TH: Thermostat
  • THI: Townscape Heritage Initiative
  • THK: Thick
  • THK: Thick, Thickness
  • THKNS: Thickness
  • THR: Threshold
  • THRESH: Threshold
  • THRM: Thermal
  • THRMST: Thermostat
  • THRU: Through
  • TIA: Telecommunications Industry Association
  • TIDP: Task Information Delivery Plan
  • TIF: Tax Incremental Financing
  • TIG: Tungsten Inert Gas
  • TIM: Transparent Insulation Materials
  • TIStructE: Technician of the Institution of Structural Engineers
  • TKBD: Tackboard
  • TL: Twist Lock (receptacle)
  • TLT: Toilet
  • TLTV: Timber Traceability & Traceability Verification
  • TM: Traffic Management
  • TMC: Total Material Consumption
  • TMCSD: European Temporary or Mobile Construction Sites Directive
  • TME: Track Maintenance Engineer
  • TMICE: Technician Member of the Institution of Civil Engineers
  • TMP: Thermal Mass Parameter
  • TMR: Total Material Requirements
  • TMV: Thermostatic Mixer Valve
  • TO: Top of
  • TOB: Top of Beam
  • TOC: Top of Concrete
  • TOC: total organic carbon
  • TOC: Train Operating Company
  • ToE: Terms (and Conditions) of Engagement
  • TOF: Top of Footing
  • TOL: Tolerance
  • TOS: Top of Steel / Slab
  • TOW: Top of Wall
  • TOX: Toxicological Reports
  • Tp(0): Time to peak of the instantaneous unit hydrograph
  • TP: Thermoplastic
  • TP: Toilet Paper Dispenser
  • TP: Top of Pavement
  • TP: Trial Pit
  • TPD: Toilet paper Dispenser
  • TPH: Toilet Paper Holder
  • TPH: total petroleum hydrocarbon
  • TPI: Tender Price Indices
  • TPO: Thermoplastic Olefin
  • TPO: Tree Preservation Order
  • TPP: Timber Procurement Policy
  • TPTN: Toilet Partition
  • TQ: Technical Query
  • TQ: Total Quality
  • TR: Technology Readiness
  • TR: Tread, Transom
  • TRaCCA: Tomorrow's Railway and Climate Change Adaptation
  • TRANS: Transformer, Translucent
  • TRANSEC: TRANsport SECurity regulator
  • TRAV: Travertine
  • TRD: Tread
  • TRM: Technical Reference Manual
  • TRO: Traffic Regulation Order
  • TRV: Thermostatic Radiator Valve
  • TS: Time Switch
  • TSA: Tenant Services Authority (now absorbed into Homes England)
  • TSC: Term Services Contract
  • TSC: Total Shading Coefficient.
  • T-Sheet: Technical Reference Sheet
  • TSL: Top of Slab
  • TSR: time series rainfall
  • TSS: total suspended solids
  • TST: Top of Steel
  • TSTAT: Thermostat
  • TT: Terrazzo Tile, Traffic Topping
  • TTC: Telephone Terminal Closet
  • TTO: Temporary Traffic Order
  • TTRO: Temporary Traffic Regulation Order
  • TTWA: Travel To Work Area
  • TU: Trade Union
  • TUC: Trades Union Congress
  • TUFLOW: Two-dimensional hydraulic modelling software built by BMT WBM
  • TUPE: The Transfer of Undertakings (Protection of Employment) Regulations 1981
  • TV: Television
  • TVOC: Total Volatile Organic Compound (levels)
  • TW: Thames Water
  • TW: Top of Wall, Thin Wall (conduit), Tempered Water
  • TWA: Time Waited Average
  • TWA: Time-Weighted Average
  • TWAO: Transport and Works Act order
  • Twb: Wet Bulb Temperature
  • TWC: Temporary Works Co-ordinator
  • TWI: Training Within Industry
  • TWR: Travelling Wave Reactor
  • TWS: Temporary Works Supervisor
  • TXV: Thermal Expansion Valve
  • TYP: Typical
  • TZ: Terrazzo
  • U/S: Underside
  • UA: Unit of Account
  • UAD: Urban Archaeological Databases
  • UB: Universal Beam
  • UBC: Uniform Building Code
  • UC: Undercut
  • UC: Universal Column
  • UCATT: Union of Construction, Allied Trades and Technicians
  • UCC: Universal Copyright Convention
  • UCITS: Undertakings for Collective Investment in Transferable Securities
  • UCO: Town and Country (Use Classes) Order
  • UCO: Use Classes Order
  • UCTA: Unfair Contract Terms Act
  • UCWI: urban catchment wetness index
  • UDC: Universal Decimal Classification
  • UDC: Urban District Council
  • UDI: Useful Daylight Illuminance
  • UDL: Uniformly Distributed Load
  • UDP: Unitary Development Plan
  • UEL: Upper Exposure Limit
  • UF: Under Floor
  • UF: Urea Formaldehyde
  • UFAD: Underfloor Air Distribution
  • UFAS: Unwanted Fire Alarm Signal
  • UfH: Underfloor Heating
  • UFS: Universal Frame System
  • UH: Unit Heater
  • UHI / UHIE: Urban Heat Island Effect
  • UHPC: Ultra High-Performance Concrete / Ultra high performance fibre concrete.
  • UK: United Kingdom
  • UKAPIS: United Kingdom Air Pollution Information System
  • UKAS: United Kingdom Accreditation Service
  • UKCCRA: United Kingdom Climate Change Risk Assessment
  • UKCG: UK Contractors Group
  • UKCIP: United Kingdom Climate Impacts Programme
  • UKCP: UK Climate Projections
  • UKCP09: United Kingdom Climate Projections 2009
  • UK-GBC: UK Green Building Council
  • UKTA: UK Thermography Association
  • UKWIR: UK Water Industry Research
  • UL: Underwriters' Laboratories
  • UL: Upper Level
  • ULS: Ultimate Limit State
  • UNEX: Unexcavated
  • UNEXC: Unexcavated
  • UNF: Unfinished
  • UNFCCC: United Nations Framework Convention on Climate Change
  • UNFIN: Unfinished
  • Uniclass: Unified Classification for the Construction Industry
  • UNO: Unless Noted Otherwise
  • UON: Unless Otherwise Noted
  • UP: Unpainted
  • UP: Unsaturated Polyester (paint, powder coatings, & bituminous felt)
  • UPC: Unacceptable Professional Conduct
  • UPF: Uranium Processing Facility
  • UPS: Uninterrupted Power Supply
  • uPVC: Unplasticated Polyvinyl Chloride (rainwater, soil & waste pipes, & roof sheeting)
  • UR: Urinal
  • URBAN: Flood Studies Report index of fractional urban extent
  • URBEXT1990: FEH index of fractional urban extent
  • URBEXT2000: Revised index of urban extent, measured differently from URBEXT1990
  • URF: User Related Function
  • US: metric units of R-value
  • US: Ultimate State
  • USF: Usable Square Feet / Footage
  • USFB: Ultra Shallow Floor Beam
  • USG: United States Gauge, United States Gypsum Company
  • USP: Unique Selling Point
  • USS: United States Standard
  • UST: Underground Storage Tank
  • UT: Utility
  • UTCCR: Unfair Terms in Consumer Contracts Regulations
  • UTL: Unable To Lift
  • UTL: Utility
  • UTS: Ultimate Tensile Strength
  • UV: Ultra Violet
  • U-value: energy efficiency value of a material
  • UWC: User Worked Crossing
  • UWED: Use of Work Equipment Directive (EC)
  • UWFS: Unwanted Fire Signal
  • UXO: Unexploded Ordnance
  • V/A: Visual Aid
  • V: Volt, Valve, Vinyl, Vent, Ventilator
  • VA: Value Analysis
  • VA: Virtual Assistant
  • VA: Volt Ampere
  • VAC: Vacuum
  • VACBR: Vacuum Breaker
  • VAR: Varnish, Varies
  • VAT: Value Added Tax
  • VAT: Vinyl Asbestos Tile
  • VAV: Variable Air Volume
  • VAWT: Vertical Axis Wind Turbine
  • VB: Vapor Barrier, Valve Box, Vinyl Base, Vacuum Breaker
  • VBC: Vinyl Base (Coved)
  • VBS: Vinyl Base (Straight)
  • VC: Varnished Cambric
  • VCD: Volume Control Damper
  • VCL: Vapour Control Layer
  • VCM: Vinyl Chloride Monomer
  • VCP: Vitrified Clay Pipe
  • VCP: Volume Change Potential (of ground clays)
  • VCT: Vinyl Composition Tile
  • VDU: Visual Display Unit
  • VE: Value Engineering
  • VEH: Vibration Energy Harvesters
  • VENT: Ventilate, Ventilator
  • VERT: Vertical
  • VEST: Vestibule
  • VET: Vocational Education and Training
  • VF: Vinyl Fabric
  • VFD: Variable Frequency Drive
  • VFGT: Vinyl Foam Glazing Tape
  • VFM/VfM: Value for Money
  • VHR: Ventilation Heat Recovery
  • VIF: Verify In Field
  • VIF: Verify In the Field
  • VIN: Vinyl
  • VIT: Vitreous
  • VLT: Vault
  • VM: Value Management
  • VMU: Vehicle Maintenance Unit
  • VMU: Vertical Mixed Use
  • VMU: Visual Mock-Up
  • VNMS: Variable Wall Mining System
  • VNR: Veneer
  • VO: Variation Order
  • VOC: Volatile Organic Compound
  • VOL: Volume
  • VP: Vacant Possession
  • VP: Vapor Proof, Vent Pipe
  • VP: Vent pipe
  • VPA: Voluntary Partnership Agreement
  • VPC: Veterinary Products Committee
  • VPN: Virtual Private Network
  • VPT: Vibration Panel Technology
  • VR: Vapor Retarder, Vacuum Return, Vertical Riser
  • VRF: Variable Refrigerant Flow
  • VRM: Vermiculite
  • VRMP: Value and Risk Management Protocol
  • VRV: Variable Refrigerant Volume (condenser unit)
  • VS: Vent Stack
  • VSC: Voluntary Safety Cases
  • VSD: Variable Speed Drive
  • VST: Vicat Softening Temperature
  • VT: Vinyl Tile
  • VTG: Variable Transmission Glazing
  • VTR: Vent Through Roof
  • VWC: Vinyl Wall Covering
  • VWF: Vibration White Finger
  • W&M: Washburn & Moen Gauge
  • W/: With
  • W/O: Without
  • W/W: Weight For Weight
  • W: West, Width, Wide, Watt, Waste, Water, Water Main
  • WA: Water Authority
  • WAG: Welsh Assembly Government
  • WAHR: Work At Height Regulations (2005)
  • WAINS: Wainscot
  • WAP: Wireless Access Point.
  • WB: Welded Beam
  • WB: Wet Bulb
  • WB: Wood Base
  • WBGT: Wet Bulb Globe Temperature
  • WBP (ply): Water & Boil Proof (ply)
  • WBP: Weather & Boil Proof
  • WBS: Wood Burning Stove
  • WBS: Work Breakdown Structure (NRM2)
  • WC: Soil wetness class
  • WC: Water Closet
  • WC: Watercloset
  • WC: Week Commencing
  • WC: Welded Column
  • WC: Wetness Class
  • WCA: Wildlife and Countryside Act
  • WCML: West Coast Main Line
  • WCS: water cycle strategy(ies)
  • WD: Wood
  • WD: Working Drawing
  • WDA: Writing Down Allowances (See Business Premises Renovation Allowance (BPRA))
  • WDP: Wood, Painted
  • WDSS: Wood, Stained & Sealed
  • WDW: Window
  • WE: Work Experience
  • WebTAG: Web Transport Analysis Guidance
  • WEC: Work of Engineering Construction
  • WEL: Workplace Exposure Limits (See COSHH)
  • WeLHAM: West London Highway Assessment Model
  • WEMS: Wireless Energy Management Systems.
  • WER: Window Energy Rating
  • WF: Wide Flange (structural steel)
  • WFD: Water Framework Directive
  • WFS: Water Flow Switch
  • WG: Wired Glass
  • WG: Working Group
  • WGCG: Warwickshire Geological Conservation Group
  • WGL: Wire-Glass
  • WH: Water Heater, Wall Hung, Wall Hydrant
  • WHB: Wash Hand Basin
  • WHCS: Welsh Housing Condition Survey
  • WHO: World Health Organisation
  • WHQS: Welsh Housing quality Standards
  • WI: Work Instruction
  • WI: Wrought Iron
  • WID: Waste Incineration Directive
  • WIMD: Welsh Index of Multiple Deprivation
  • WIN: Window
  • WIP: Work in Progress
  • WIR: Walk In Robe
  • WISER: Wellbeing: Improving Satisfaction of End users in Refurbishment
  • WL: Wall Light
  • WL: Water Level
  • WLC: Whole Life Carbon
  • WLC: Whole Life Costing / Cost
  • WLR: Weekly Law Reports
  • WM: Washing Machine
  • WM: Wire Mesh, Water Meter
  • WMF: Wire Mesh Fence
  • WMIA: Woodworking Machinery Importers' Association
  • WML: Wireless Markup Language
  • WMS: Warehouse Management System
  • WO: Welsh office
  • WP: Waste Pipe
  • WP: Waterproof, Working Point, Working Pressure, Weatherproof
  • WP: Without prejudice
  • WP: Word Processing
  • WPC: Wood Plastic Composite
  • WPF: Wooden Panel Fence
  • WPQR: Welding Procedure Qualification Record
  • WPR: Waterproofing
  • WPS: Welding Procedure Specification
  • WPT: Working Point
  • WPZ: Water Protection Zone
  • WR: Water Resistant, Water Repellant, Waste Receptacle
  • WRA – Working Rule Agreement.
  • WRA: Waste Regulation Authority
  • WRAP: Waste & Resources Action Programme
  • WRAP: Winter rainfall acceptance potential
  • WRAS: Water Regulations Advisory Scheme
  • WRD: Wardrobe
  • WRRS: Work-Related Road Safety
  • WRSTP: Weatherstripping
  • WS: Weatherstripping, Water Stop
  • WSCT: Wainscot
  • WSHP: Water Source Heat Pump
  • WSI: Written Scheme of Investigation
  • WSN: Wireless Sensor Node
  • WSUD: water sensitive urban design
  • WT: Weight, Water Table, Watertight
  • WTL: Water Technology List (see ECA Water Scheme)
  • WVNR: Wood Veneer
  • WVP: Waste Vent Pipe
  • WW: Window Wall
  • WWF: Welded Wire Fabric
  • WWM Regs: The Woodworking Machines Regulations
  • WWREA: Wire and Wire Rope Employers Association
  • X HVY: Extra Heavy
  • X STR: Extra Strong
  • xBIM: eXtensible Building Information Modelling
  • XCF: eXperimental Computing Facility
  • XH: Extra Heavy
  • XPS: Extruded Polystyrene
  • XRD: X-Ray Diffraction
  • YD: Yard
  • YP: Young Person
  • YR: Year
  • YTS: Youth Training Scheme
  • ZOI: Zone of Influence
  • ZOPA: Zone of possible agreement
  • ZTV: zone of theoretical visibility