| Naics index | Naics index description |
|---|---|
| 237990 | Dam construction |
| 237990 | Dike and other flood control structure construction |
| 237990 | Dock construction |
| 237990 | Drainage canal and ditch construction |
| 237990 | Drainage project construction |
| 237990 | Dredging (e.g., canal, channel, ditch, waterway) |
| 237990 | Drive-in movie facility construction |
| 237990 | Earth retention system construction |
| 237990 | Earth-filled dam construction |
| 237990 | Electricity generating plant, hydroelectric, construction |