Here is the list of most common abbreviations Starting with Letter “B” used by a steel detailer in structural steel detailing. The list of abbreviations used in a set of structural drawings varies from office to office. Be sure to check the front section of the drawing set for the abbreviations used within.
| SI:NO | ABBREVIATION | DEFENITION |
|---|---|---|
| 1 | B&F | BELL AND FLANGE |
| 2 | BAL | BALANCE |
| 3 | B/B | BACK TO BACK |
| 4 | BC | BOTTOM CHORD |
| 5 | BD | BOARD |
| 6 | BDRY | BOUNDARY |
| 7 | BEV | BEVEL |
| 8 | BFF | BELOW FINISH FLOOR |
| 9 | BKG | BACKING |
| 10 | BKGD | BACKGROUND |
| 11 | BLD | BUILD |
| 12 | BLDG | BUILDING |
| 13 | BLK | BLOCK/BLOCKING |
| 14 | BLT | BUILT |
| 15 | BLVD | BOULEVARD |
| 16 | BLW | BELOW |
| 17 | BM | BEAM |
| 18 | BO | BOTTOM OF |
| 19 | BOS | BOTTOM OF STEEL |
| 20 | BOT | BOTTOM |
| 21 | B PL | BASE PLATE |
| 22 | BRCG | BRACING |
| 23 | BRDG | BRIDGING |
| 24 | BRG | BEARING |
| 25 | BRG PL | BEARING PLATE |
| 26 | BS | BOTH SIDES |
| 27 | BSMT | BASEMENT |
| 28 | BT WLD | BUTT WELD |
| 29 | BTWN | BETWEEN |