| Naics index | Naics index description |
|---|---|
| 237990 | Nuclear waste disposal site construction |
| 237990 | Outdoor recreation facility construction |
| 237990 | Park and recreational open space improvement construction |
| 237990 | Pier construction |
| 237990 | Pile driving, marine |
| 237990 | Pipe-jacking contractors |
| 237990 | Playground construction |
| 237990 | Port facility construction |
| 237990 | Power plant, hydroelectric, construction |
| 237990 | Railroad construction |