- Oil and gas pipeline construction (1)
- Cable laying construction (1)
- Cable television line construction (1)
- Telephone and communication line construction (6)
- Transmitting tower (telecommunication) construction (2)
- Water and sewer line construction (4)
- Sewer line construction (6)
- Water main construction (4)
- Electric power line construction (2)
- Pipe laying construction (3)
- Pipeline construction, nsk (8)
- Pumping station construction (1)
- Underground utilities contractor (7)
