Comprehensive reference of abbreviations commonly used in construction drawings, specifications, and documentation
0 abbreviations shown
| Abbreviation | Meaning | Category |
|---|---|---|
| ABV | Above | General |
| ACC | Access / Accessible | General |
| ACT | Actual | General |
| ADD | Addendum / Addition | General |
| ADJ | Adjacent / Adjustable | General |
| AFL | Above Floor Level | General |
| AGL | Above Ground Level | General |
| ALIGN | Alignment | General |
| ALT | Alternate / Alteration | General |
| APPROX | Approximate | General |
| AS | Australian Standard | General |
| ASAP | As Soon As Possible | General |
| BGL | Below Ground Level | General |
| BM | Benchmark | General |
| BOQ | Bill of Quantities | General |
| BS | British Standard | General |
| C/C | Centre to Centre | General |
| CL | Centre Line | General |
| CLG | Ceiling | General |
| CLR | Clear / Clearance | General |
| CONST | Construction | General |
| CONT | Continuous / Continue | General |
| CTR | Centre | General |
| DET | Detail | General |
| DIA | Diameter | General |
| DIM | Dimension | General |
| DN | Down / Nominal Diameter | General |
| DWG | Drawing | General |
| EA | Each | General |
| EQ | Equal | General |
| EXIST | Existing | General |
| EXT | External / Extension | General |
| FFL | Finished Floor Level | General |
| FIN | Finish / Finished | General |
| FL | Floor / Floor Level | General |
| GA | General Arrangement | General |
| GL | Ground Level / Grid Line | General |
| GND | Ground | General |
| HGT | Height | General |
| HORIZ | Horizontal | General |
| ID | Internal Diameter / Inside Diameter | General |
| IFC | Issued For Construction | General |
| INT | Internal / Interior | General |
| LEN | Length | General |
| LVL | Level | General |
| MAX | Maximum | General |
| MIN | Minimum | General |
| NGL | Natural Ground Level | General |
| NO | Number | General |
| NOM | Nominal | General |
| NTS | Not To Scale | General |
| O/A | Overall | General |
| OD | Outside Diameter | General |
| PC | Practical Completion / Prime Cost | General |
| PROV | Provisional | General |
| PS | Provisional Sum | General |
| QTY | Quantity | General |
| RAD | Radius | General |
| REF | Reference | General |
| REQ | Required | General |
| REV | Revision | General |
| RL | Reduced Level | General |
| RO | Rough Opening | General |
| SECT | Section | General |
| SIM | Similar | General |
| SPEC | Specification | General |
| SSL | Structural Slab Level | General |
| STD | Standard | General |
| TBC | To Be Confirmed | General |
| THK | Thick / Thickness | General |
| TYP | Typical | General |
| UNO | Unless Noted Otherwise | General |
| UP | Up | General |
| VERT | Vertical | General |
| VIF | Verify In Field | General |
| W/ | With | General |
| WD | Width / Wide | General |
| AC | Acoustic Ceiling / Air Conditioning | Architectural |
| ACT | Acoustic Ceiling Tile | Architectural |
| AWN | Awning | Architectural |
| BAL | Balcony / Balustrade | Architectural |
| BLKG | Blocking | Architectural |
| CAB | Cabinet | Architectural |
| CER | Ceramic | Architectural |
| CLK | Caulking | Architectural |
| CPT | Carpet | Architectural |
| CT | Ceramic Tile | Architectural |
| CW | Curtain Wall | Architectural |
| DG | Double Glazed | Architectural |
| DR | Door | Architectural |
| DS | Downpipe / Downspout | Architectural |
| DW | Dishwasher | Architectural |
| ELEV | Elevation | Architectural |
| ENS | Ensuite | Architectural |
| EXH | Exhaust | Architectural |
| FLASH | Flashing | Architectural |
| FLR | Floor | Architectural |
| FR | Fire Rated | Architectural |
| FRL | Fire Resistance Level | Architectural |
| GALV | Galvanised | Architectural |
| GL | Glazing / Glass | Architectural |
| GYP | Gypsum | Architectural |
| HDR | Header | Architectural |
| HM | Hollow Metal | Architectural |
| INSUL | Insulation | Architectural |
| JNT | Joint | Architectural |
| LOU | Louvre | Architectural |
| MDF | Medium Density Fibreboard | Architectural |
| MH | Manhole | Architectural |
| MTL | Metal | Architectural |
| OBS | Obscure (glass) | Architectural |
| PB | Plasterboard | Architectural |
| PLY | Plywood | Architectural |
| PVMT | Pavement | Architectural |
| RD | Roof Drain | Architectural |
| RF | Roof | Architectural |
| RM | Room | Architectural |
| SC | Solid Core | Architectural |
| SD | Sliding Door | Architectural |
| SG | Safety Glass / Single Glazed | Architectural |
| SHT | Sheet | Architectural |
| SK | Skirting | Architectural |
| SL | Sill | Architectural |
| SS | Stainless Steel | Architectural |
| STR | Stair / Storage | Architectural |
| SUSP | Suspended | Architectural |
| TBR | Timber | Architectural |
| TEMP | Tempered | Architectural |
| VNR | Veneer | Architectural |
| WC | Water Closet (Toilet) | Architectural |
| WDW | Window | Architectural |
| WP | Waterproof / Weatherproof | Architectural |
| WR | Water Resistant | Architectural |
| BF | Bottom Flange | Structural |
| BLK | Block | Structural |
| BM | Beam | Structural |
| BOB | Bottom of Beam | Structural |
| BOS | Bottom of Steel | Structural |
| BRG | Bearing | Structural |
| CHS | Circular Hollow Section | Structural |
| COL | Column | Structural |
| CONC | Concrete | Structural |
| CVR | Cover | Structural |
| DPC | Damp Proof Course | Structural |
| DPM | Damp Proof Membrane | Structural |
| EF | Each Face | Structural |
| EJ | Expansion Joint | Structural |
| EW | Each Way | Structural |
| FC | Fibre Cement | Structural |
| FDN | Foundation | Structural |
| FTG | Footing | Structural |
| GF | Ground Floor | Structural |
| GRD | Grade | Structural |
| HDPE | High Density Polyethylene | Structural |
| HS | High Strength | Structural |
| LB | Lintel Beam | Structural |
| LIG | Ligature | Structural |
| LW | Lightweight | Structural |
| MJ | Movement Joint | Structural |
| NF | Near Face | Structural |
| PC | Precast Concrete | Structural |
| PFC | Parallel Flange Channel | Structural |
| PLT | Plate | Structural |
| PT | Post-Tensioned | Structural |
| RB | Reinforcement Bar | Structural |
| RC | Reinforced Concrete | Structural |
| REBAR | Reinforcing Bar | Structural |
| RHS | Rectangular Hollow Section | Structural |
| SF | Soffit / Far Face | Structural |
| SHS | Square Hollow Section | Structural |
| SL | Slab | Structural |
| SOG | Slab on Ground / Slab on Grade | Structural |
| STL | Steel | Structural |
| TF | Top Flange / Top Face | Structural |
| TOB | Top of Beam | Structural |
| TOC | Top of Concrete | Structural |
| TOS | Top of Steel / Top of Slab | Structural |
| UB | Universal Beam | Structural |
| UC | Universal Column | Structural |
| UDL | Uniformly Distributed Load | Structural |
| WF | Wide Flange | Structural |
| WM | Welded Mesh | Structural |
| AC | Air Conditioning | Mechanical |
| AHU | Air Handling Unit | Mechanical |
| BMS | Building Management System | Mechanical |
| CAV | Constant Air Volume | Mechanical |
| CFM | Cubic Feet per Minute | Mechanical |
| CHW | Chilled Water | Mechanical |
| COND | Condensate / Condenser | Mechanical |
| CU | Condensing Unit | Mechanical |
| DMP | Damper | Mechanical |
| DX | Direct Expansion | Mechanical |
| EA | Exhaust Air | Mechanical |
| EF | Exhaust Fan | Mechanical |
| ERV | Energy Recovery Ventilator | Mechanical |
| FCU | Fan Coil Unit | Mechanical |
| FD | Fire Damper | Mechanical |
| FSP | Fire Sprinkler | Mechanical |
| HEPA | High Efficiency Particulate Air | Mechanical |
| HRV | Heat Recovery Ventilator | Mechanical |
| HVAC | Heating, Ventilation & Air Conditioning | Mechanical |
| HW | Hot Water | Mechanical |
| HWS | Hot Water Supply | Mechanical |
| kW | Kilowatt | Mechanical |
| L/s | Litres per Second | Mechanical |
| MAU | Makeup Air Unit | Mechanical |
| OA | Outside Air | Mechanical |
| PRV | Pressure Reducing Valve | Mechanical |
| RA | Return Air | Mechanical |
| RAG | Return Air Grille | Mechanical |
| REF | Refrigerant | Mechanical |
| RTU | Roof Top Unit | Mechanical |
| SA | Supply Air | Mechanical |
| SAD | Supply Air Diffuser | Mechanical |
| SD | Smoke Damper | Mechanical |
| SF | Supply Fan | Mechanical |
| VAV | Variable Air Volume | Mechanical |
| VCD | Volume Control Damper | Mechanical |
| VRF | Variable Refrigerant Flow | Mechanical |
| VRV | Variable Refrigerant Volume | Mechanical |
| A | Ampere | Electrical |
| ACC | Access Control | Electrical |
| CB | Circuit Breaker | Electrical |
| CCTV | Closed Circuit Television | Electrical |
| CKT | Circuit | Electrical |
| DB | Distribution Board | Electrical |
| DL | Downlight | Electrical |
| DP | Double Pole | Electrical |
| E | Earth | Electrical |
| EL | Emergency Light | Electrical |
| ELCB | Earth Leakage Circuit Breaker | Electrical |
| EMR | Emergency | Electrical |
| EPS | Essential Power Supply | Electrical |
| FDAS | Fire Detection & Alarm System | Electrical |
| GPO | General Purpose Outlet | Electrical |
| HV | High Voltage | Electrical |
| ISO | Isolator | Electrical |
| kVA | Kilovolt-Ampere | Electrical |
| LED | Light Emitting Diode | Electrical |
| LV | Low Voltage | Electrical |
| MCB | Miniature Circuit Breaker | Electrical |
| MCC | Motor Control Centre | Electrical |
| MCCB | Moulded Case Circuit Breaker | Electrical |
| MDF | Main Distribution Frame | Electrical |
| MSB | Main Switchboard | Electrical |
| N | Neutral | Electrical |
| PA | Public Address | Electrical |
| PIR | Passive Infrared (sensor) | Electrical |
| RCD | Residual Current Device | Electrical |
| SP | Single Pole | Electrical |
| SPD | Surge Protection Device | Electrical |
| SWB | Switchboard | Electrical |
| TP | Triple Pole | Electrical |
| TX | Transformer | Electrical |
| UPS | Uninterruptible Power Supply | Electrical |
| V | Volt | Electrical |
| VFD | Variable Frequency Drive | Electrical |
| W | Watt | Electrical |
| BFV | Butterfly Valve | Plumbing |
| BV | Ball Valve | Plumbing |
| CB | Catch Basin | Plumbing |
| CO | Cleanout | Plumbing |
| CV | Check Valve | Plumbing |
| CW | Cold Water | Plumbing |
| CWS | Cold Water Supply | Plumbing |
| DWV | Drain Waste Vent | Plumbing |
| FD | Floor Drain | Plumbing |
| FW | Floor Waste | Plumbing |
| GI | Galvanised Iron | Plumbing |
| GP | Gas Point | Plumbing |
| GT | Grease Trap | Plumbing |
| GV | Gate Valve | Plumbing |
| HB | Hose Bib | Plumbing |
| HR | Hose Reel | Plumbing |
| HWU | Hot Water Unit | Plumbing |
| IL | Invert Level | Plumbing |
| IO | Inspection Opening | Plumbing |
| MH | Manhole | Plumbing |
| NG | Natural Gas | Plumbing |
| OG | Oil & Grease | Plumbing |
| ORB | Overflow Relief Basin | Plumbing |
| ORG | Overflow Relief Gully | Plumbing |
| PVC | Polyvinyl Chloride | Plumbing |
| RWP | Rainwater Pipe | Plumbing |
| SHR | Shower | Plumbing |
| SV | Stack Vent / Stop Valve | Plumbing |
| SW | Stormwater | Plumbing |
| TMV | Thermostatic Mixing Valve | Plumbing |
| UR | Urinal | Plumbing |
| WB | Wash Basin | Plumbing |
| WM | Water Meter / Washing Machine | Plumbing |
| AC | Asphalt Concrete | Civil |
| AHD | Australian Height Datum | Civil |
| BC | Back of Curb | Civil |
| BH | Borehole | Civil |
| CB | Catch Basin | Civil |
| CG | Crushed Gravel | Civil |
| CL | Chainlink | Civil |
| EGL | Existing Ground Level | Civil |
| EX | Existing | Civil |
| FGL | Finished Ground Level | Civil |
| FL | Flow Line | Civil |
| FSL | Finished Surface Level | Civil |
| GPS | Global Positioning System | Civil |
| INV | Invert | Civil |
| K&C | Kerb & Channel | Civil |
| LS | Level Surface | Civil |
| MGA | Map Grid of Australia | Civil |
| NGL | Natural Ground Level | Civil |
| OSD | On-Site Detention | Civil |
| PM | Permanent Mark | Civil |
| RCP | Reinforced Concrete Pipe | Civil |
| RL | Reduced Level | Civil |
| ROW | Right of Way | Civil |
| SED | Sediment | Civil |
| SPS | Sewer Pump Station | Civil |
| SSM | State Survey Mark | Civil |
| SW | Stormwater / Sewer | Civil |
| TBM | Temporary Bench Mark | Civil |
| TL | Top Level | Civil |
| TP | Test Pit | Civil |
| VCP | Vitrified Clay Pipe | Civil |
| WSUD | Water Sensitive Urban Design | Civil |
| cu.m | Cubic Metre | Units |
| kg | Kilogram | Units |
| kN | Kilonewton | Units |
| kPa | Kilopascal | Units |
| lin.m | Linear Metre | Units |
| m | Metre | Units |
| mm | Millimetre | Units |
| MPa | Megapascal | Units |
| No. | Number (quantity) | Units |
| sq.m | Square Metre | Units |
| t | Tonne | Units |