| Answer | Crossword Clue |
|---|---|
| IBEAM | Letter-shaped skyscraper support |
| IBEAM | Letter-shaped support |
| IBAR | Letter-shaped support |
| IBAR | Letter-shaped construction support |
| IBAR | Letter-shaped support piece |
| IBAR | Letter-shaped building support |
| TBEAM | Letter-shaped bridge support |
| IBAR | Letter-shaped structural support |
| LBAR | Letter-shaped shelf support |
| IBEAM | Letter-shaped building support |
| IBAR | Letter-shaped support beam |
| YLEVEL | Surveying tool using a letter-shaped support |
