| 42910 | Aqueduct construction |
| 42910 | Coastal defence construction |
| 42910 | Dam construction |
| 42910 | Dredging contractor |
| 42910 | Dredging for water projects |
| 42910 | Dredging of waterways |
| 42910 | Dry dock construction |
| 42910 | Dyke construction |
| 42910 | Dykes and static barrages construction |
| 42910 | Floodgates, movable barrages and hydro-mechanical structures construction |
| 42910 | Harbour construction |
| 42910 | Lock construction |
| 42910 | Marina construction |
| 42910 | Pleasure port construction |
| 42910 | River work construction |
| 42910 | Water project construction |
| 42910 | Waterway construction |
| 42910 | |