PWGSC National CADD Standard
6.0 Annex B - Layer Fields Description
Single Layer Field and First Layer Name Extension
The following table lists the Single Layer field and First Layer Name Extension abbreviations that can be used to create new layer names. This is the third or fourth part (if required) of the layer name following the Group field:
X-XX-XXX X-XX-XXX-XXX-X
Table Summary
The following table lists the Single Layer Field and First Layer Name Extension abbreviations that can be used to create new layer names. These abbreviations represent the third and the forth optional part of the layer name. The left column of the table lists the abbreviations and the right column, the descriptions.
| A | |
|---|---|
| 3DM | 3D model components of 2D symbols |
| ABN | Abandoned |
| ABU | Abutments |
| ABV | Above ground, above grade |
| ACC | Accessories |
| ACR | Fire department access routes |
| AIR | Control air piping |
| ALI | Alignment |
| ALM | Intrusion alarms |
| ANN | Annual flowers |
| ANT | Antenna |
| APC | Approach surface (airport) |
| APR | Approach slabs |
| APX | Approximate |
| ART | Artwork |
| ASP | Asphalt |
| ATT | Attributes |
| AWP | Acid waste piping (medical) |
| B | |
| BAR | Barriers, railings |
| BDY | Legal limits, fee simple, admin., control |
| BED | Vessel beds |
| BEM | Beams |
| BEN | Local benchmarks |
| BIR | Bird hazard (airport) |
| BKH | Bulkheads |
| BLK | Block |
| BND | Boundaries |
| BRC | Bracing |
| BRF | Barrier-free |
| BRD | Bridges |
| BRG | Bearing |
| BRK | Brick |
| BRL | Break lines |
| BUO | Buoys |
| BYP | By-pass box |
| C | |
| CAB | Cabinet |
| CAI | Caissons |
| CAL | Callout blocks |
| CAN | Canadian boundaries |
| CAR | Cards |
| CAT | Catchments area |
| CBL | Flat wiring cable location |
| CBT | Cable trays, ducts, and raceways |
| CEX | Chemical extinguisher |
| CHL | Chilled water |
| CHN | Chainage |
| CLD | Cold water |
| CLE | Cleaning, clean out |
| CLG | Ceiling-mounted equipment, wiring, or finishes |
| CLI | Centrelines |
| CLK | Clock system |
| CLN | Control lines |
| CLR | Colours |
| CLS | CLSR boundaries, reserves, parks |
| CLT | Control wiring for emergency lighting |
| CMA | Compressed air |
| CMB | Combined sewers |
| CMP | Computers |
| CNB | Flat wiring connection boxes |
| CNL | Navigation channels, corridors |
| CNT | Construction |
| CNV | Convectors |
| CO2 | Carbon dioxide gas |
| COA | Combustion air ductwork |
| COD | Conduits |
| COL | Columns |
| CON | Concrete |
| COR | Corridors |
| COT | Cooling tower |
| CPT | Control points |
| CRB | Curbs |
| CRP | Carpet |
| CRT | Certificates, stamps |
| CRW | Crown slopes, crowns |
| CTL | Controls |
| CTM | Contamination (environment) |
| CTP | Countertops |
| CTW | Catwalks |
| CUL | Culverts |
| CVY | Horizontal conveyors, moving sidewalks |
| CWL | Cope walls, cope beams |
| CWK | Cribwork, ballast floor |
| D | |
| DAS | Data systems schematics |
| DAT | Chart datum contour, 0.00 m |
| DBR | Debris, rubble, loose rock and soil |
| DCB | DC battery systems |
| DCL | Ditch centre lines |
| DEC | Deciduous |
| DEK | Deck |
| DEP | Space allocation by department |
| DES | Description |
| DIF | Diffusers |
| DIG | Digitized or vectorized from scanned Image |
| DIM | Dimensions |
| DIV | Divisions |
| DRG | Dredged area or limits |
| DRK | Derricks, cranes, gallows |
| DRN | Drains, scuppers |
| DRS | Duct riser diagrams |
| DSK | Desks, work surfaces, tables |
| DUC | Ducts |
| DWV | Drainage waste and vent system |
| E | |
| EAS | Easement |
| EFP | Electrical fire protection schematics |
| ELD | Electromagnetic locking devices |
| ELE | Elevators |
| ELK | Electrical security locks |
| ELV | Elevation (survey points) |
| EME | Emergency |
| ENC | Encroachments (unusable space) |
| EPE | Explosion-proof equipment |
| EPR | Emergency power wiring & equipment |
| EQP | Equipment |
| ESC | Escalator |
| ESG | Exit signs |
| EVR | Evergreen |
| EXH | Exhaust |
| EXP | Exposed inside/outside wiring |
| EXT | Exterior |
| F | |
| FEN | Fencing |
| FEX | Foamed extinguisher |
| FHY | Fire hydrants |
| FIL | Backfill, soil line |
| FIN | Finishes |
| FIR | Fire egress |
| FIX | Plumbing fixtures |
| FLG | Flagpoles |
| FLO | Flow, discharge |
| FLR | Floor-mounted equipment, wiring or finishes |
| FLW | Flowers |
| FND | Fenders |
| FOI | Fuel oil |
| FRL | Fire lines |
| FRM | Framing |
| FST | Floating wharfs |
| FTG | Footing |
| FTN | Fountains, pools |
| FUR | Site furnishings, benches, garbage cans, etc. |
| FWL | Fire walls |
| G | |
| GAB | Gabions |
| GCV | Ground cover |
| GDP | Guideposts |
| GEN | Generators |
| GLY | Glycol |
| GLZ | Glass, glazing |
| GND | Grounding schematics |
| GPS | Global Positioning System |
| GRA | Grading |
| GRD | Grid |
| GRI | Grilles |
| GRL | Guides, guardrails, median dividers, bollards |
| GRP | Space allocation by group / branch |
| GRS | Grass, lawn area |
| GRV | Gravel |
| GUA | Guards |
| GUT | Gutter lines |
| GWY | Gangways |
| H | |
| HAT | Hatching |
| HED | Door and window headers |
| HEG | Helium gas |
| HIG | High |
| HNT | High normal tide |
| HOR | Horizontal |
| HOT | Hot water |
| HVD | High voltage distribution |
| HWA | Heating water |
| HWL | High water lines |
| HWY | Highway plan |
| HYD | Hydronic equipment |
| HYG | Hydrogen gas |
| I | |
| ICE | Ice thickness |
| IDN | Identification |
| IMP | Imports (Revit families) |
| IND | Industrial |
| INS | Insulation |
| INT | Interior |
| IOT | Inlet outlet |
| IRR | Irrigation system |
| J | |
| JER | Jersey wall |
| JNT | Joints |
| JST | Joists |
| K | |
| KRK | Kirk key interlocks |
| L | |
| LAD | Ladders |
| LAN | Local area network |
| LAY | Layout line work |
| LEV | Floor level changes, ramps, truck wells |
| LGO | Logos |
| LGT | Lighting control schematics and diagrams |
| LIM | Limits |
| LIN | Line work |
| LNT | Low normal tide |
| LOB | Floor elevator lobbies |
| LOG | Borehole logs and data |
| LOW | Low |
| LTG | Normal powered lighting |
| LTP | Lightning protection schematics |
| LVD | Low voltage distribution |
| LWL | Low water lines |
| M | |
| MAJ | Major contours |
| MAN | Manholes |
| MAR | Marshes, wetlands |
| MEC | Electrical connections to mechanical equipment |
| MEG | Methane gas |
| MET | Meters |
| MIL | Architectural specialties, casework and millwork |
| MIN | Minor contours |
| MLI | Main lines |
| MMS | Maintenance Management System |
| MNG | Storm water management pond |
| MON | Monuments |
| MOR | Mooring cleats, bollards |
| MRK | Markings and road striping |
| MSH | Mass hauling diagrams |
| MTR | Metering wiring & equipment |
| MUN | Municipal and utility services |
| N | |
| NGA | Natural gas |
| NIT | Nitrogen (medical) |
| NOD | Node, horizontal reference point |
| NOF | Non-office furniture, first aid room beds, etc. |
| NPR | Normal power schematics, risers |
| NUM | Number |
| O | |
| OEQ | Office equipment |
| OFF | Office signage |
| OLN | Outlines |
| OPN | Openings |
| ORN | Ornamental |
| OTA | Outside air |
| OTH | Other |
| OUT | Outlets |
| OVH | Overhead |
| OXY | Oxygen (medical) |
| P | |
| PAN | Distribution panel (electrical, telephone) |
| PAR | Parcel line work |
| PAS | Public address system schematics |
| PER | Perennial |
| PGA | Propane gas |
| PIC | Inserted pictures |
| PIL | Piles |
| PIP | Pipes, piping |
| PIR | Piers |
| PIT | Borrow pit |
| PLA | Plastic |
| PLM | Plume outline |
| PLN | Approach slabs in plan view |
| PLT | Plants |
| PMP | Pumping stations |
| PNT | Points |
| POL | Poles and towers (electrical, communication) |
| PRF | Profiles |
| PRI | Primary |
| PRO | Provincial boundaries |
| PRS | Piping riser diagrams |
| PRT | Partitions (walls) |
| PST | Posts |
| PTS | Station points |
| R | |
| RAD | Radiant heat |
| RAI | Railway |
| RAS | Raised floors |
| RAW | Raw water lines |
| RCK | Rock |
| RCL | Recirculation |
| REB | Reinforcing |
| REC | Receptacles |
| REF | Refrigerant equipment |
| REG | Regional and municipality boundaries |
| RET | Return |
| RFG | Refrigerant gas |
| RFL | Refrigerant liquid |
| RLN | Reference lines |
| RME | Read Me info |
| RMN | Remnants (archaeology) |
| RMP | Ramps |
| RMS | Rooms |
| ROD | Drivable road limits (asphalt) road, lots |
| ROW | RO water or distilled water (medical) |
| RPL | Reference plan |
| RPS | Real Property information |
| RRP | Riprap |
| RWL | Retaining walls |
| S | |
| SAF | Life safety |
| SCD | Secondary |
| SCR | System furniture panels, screens |
| SEC | Security zoning |
| SED | Seeded area |
| SEL | Super elevation |
| SEN | Motion sensors |
| SEP | Septic (field, tank, etc.) |
| SET | Seating |
| SEW | Sewer |
| SFT | Shafts |
| SGL | Sign layouts and details |
| SGN | Signs |
| SHL | Shelving |
| SHO | Shoulder |
| SIG | Signalling devices |
| SIL | Window sills |
| SIZ | Size |
| SKD | Skid timbers, skid poles |
| SLB | Slabs |
| SLI | Service lines |
| SMP | Soil sample locations |
| SND | Sand |
| SNL | Stringers |
| SOD | Sodded |
| SPA | Spars |
| SPC | Special |
| SPK | Sprinkler system |
| SPO | Sports facilities, goal nets, etc. |
| SPR | Stratigraphic profiles |
| SPT | Spot elevations |
| SRB | Shrubs |
| SRF | Surface model line work |
| SSP | Steel sheet piling |
| STA | Stations (survey) |
| STB | Setbacks |
| STG | Staging layout plan |
| STI | Strip (airport) |
| STL | Steel |
| STM | Steam |
| STO | Stone |
| STP | Standpipe |
| STR | Stairs, stairwells, and ladders |
| SUB | Sub |
| SUP | Supply |
| SUR | Work surfaces, D-tops, P-tops, etc. |
| SWK | Sidewalks |
| SYM | Symbols |
| T | |
| TAB | Tables |
| TBK | Title block |
| TEL | Telephone |
| TEN | Tenant |
| TER | Terraces |
| TID | Tide gauges, tidal equipment, tide datum |
| TIE | Tie rods, anchor blocks, tie-back walls |
| TIL | Tile |
| TIM | Timber |
| TMP | Temporary |
| TMT | Sewage treatment areas |
| TNK | Tanks |
| TOE | Toe of bank, breakwater, berms |
| TOP | Top of bank, crest of breakwater, berms |
| TRE | Trees |
| TRL | Trails |
| TRS | Transitional surface (airport) |
| TRU | Trusses |
| TUN | Tunnels |
| TXT | Text |
| U | |
| UCD | Underlying cadastral fabric, deeds, lots, plans |
| UND | Underground, below grade |
| UNT | Space allocation by units |
| UPS | Ups and conditioned power |
| V | |
| VAC | Vacuum piping |
| VAL | Valves |
| VAV | Variable air volume boxes |
| VCE | Emergency voice communication |
| VCL | Video controllers (Digital) |
| VCM | Video cameras and monitors |
| VEN | Vents |
| VER | Vertical |
| VID | Video system schematics |
| VIN | Vines |
| VPC | Valve pump chamber |
| VPT | Viewports |
| W | |
| WAL | Wall-mounted equipment or wiring |
| WEL | Well |
| WIN | Windows |
| WLI | Water lines |
| WLK | Roof boardwalks, catwalks |
| WNG | Wing wall |
| WOR | Working area |
| WRG | Wiring |
| WSR | Washrooms |
| WST | Waste schematics |
| WTR | Watercourse |
| X | |
| XRE | External reference |
| Z | |
| ZNS | Zoning surfaces |
Document "PWGSC National CADD Standard" Navigation
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