| Answer | Crossword Clue |
|---|---|
| CRANE | Heavy construction rig. |
| SEMI | Heavy-duty rig |
| PILEDRIVERS | Heavy construction gear |
| IBEAMS | Heavy construction pieces |
| IBEAM | Heavy construction piece |
| UBOLT | Heavy-duty construction lock |
| CRANE | Heavy lifter at a construction site |
| shakiest | Unstable because of poor construction or heavy use |
| beam | a long piece of heavy often squared timber suitable for use in construction |
| steamrollers | A heavy, slow-moving vehicle with a roller, used to flatten the surfaces of roads during construction |
| steamroller | A heavy, slow-moving vehicle with a roller, used to flatten the surfaces of roads during construction |
