- Oil and gas pipeline construction (1)
- Communication line and transmission tower construction (4)
- Cable laying construction (5)
- Cable television line construction (3)
- Telephone and communication line construction (9)
- Transmitting tower (telecommunication) construction (4)
- Water and sewer line construction (13)
- Sewer line construction (48)
- Water main construction (13)
- Electric power line construction (5)
- Pipe laying construction (5)
- Pipeline construction, nsk (17)
- Pumping station construction (2)
- Underground utilities contractor (31)