| 484230 |
Sand hauling, long-distance |
| 484230 |
Tanker trucking (e.g., chemical, juice, milk, petroleum), long-distance |
| 484230 |
Tracked vehicle freight transportation, long-distance |
| 484230 |
Trash hauling, long-distance |
| 484230 |
Trucking, specialized freight (except used goods), long-distance |
| 484230 |
Waste hauling, hazardous, long-distance |
| 484230 |
Waste hauling, nonhazardous, long-distance |
| 485111 |
Commuter transit systems, mixed mode (e.g., bus, commuter rail, subway combination) |
| 485111 |
Local transit systems, mixed mode (e.g., bus, commuter rail, subway combinations) |
| 485111 |
Mixed mode transit systems (e.g., bus, commuter rail, subway combinations) |