| Abbreviation | Definition |
|---|---|
| BAC | Building Automation and Controls |
| BACE | Business Architecture Construction and Engineering |
| BASA | British Adhesives and Sealants Association |
| BASE | Break All Sharp Edges |
| BASE | Buildings, Antennas, Spans, and Earth |
| BAT | Best Available Technology |
| BAUC | Breitner Amsterdam Under Construction |
| BBS | Bulletin Board Service |
| BBTB | Bricks By The Bay |
| BC | Base Course |
| BC | Basement Complex |
| BC | The Best Construction |
| BCA | Building and Construction Authority |
| BCATS | Building Construction Allied Trade Skills |
| BCATS | Building Construction and Allied Trade Skills |
| BCATS | Building Construction and Allied Trades Skills |
| BCC | Bearings, Chains, and Cables |
| BCCA | B C Construction Association |
| BCCA | Belgian Construction Certification Association |
| BCCA | British Columbia Construction Association |