| Abbreviation | Definition |
|---|---|
| CAL-OSHA | California Division of Occupational Safety and Health Administration |
| CALP | Constructionist Approaches to Language Pedagogy |
| CAM | Construction Association of Michigan |
| CANS | Construction Association of Nova Scotia |
| CAOB | Construction Association of Bermuda |
| CAPPS | Clearance Assessment Program for Power Systems |
| CAR | Contract Acceptance Review |
| CARE | Charles and Ray Eames |
| CAS | Civil, Architectural, Structural |
| CAS | Civil, Architectural, & Structural |
| CAS | Complete Active Space |
| CASF | Construction Association of South Florida |
| CASQA | California Stormwater Quality Association |
| CAT | Compact All Terrain |
| CATT | Centre for the Advancement of Trenchless Technology |
| CATT | Construction Aplication and Transfer of Technology |
| CB | Cab Brick |
| CB | Cambered Board |
| CB | Cambered Bottom |
| CB | Construction Battalion |