- Gas main construction (1)
- Oil and gas pipeline construction (2)
- Cable laying construction (3)
- Cable television line construction (4)
- Telephone and communication line construction (9)
- Transmitting tower (telecommunication) construction (3)
- Water and sewer line construction (4)
- Sewer line construction (13)
- Water main construction (5)
- Electric power line construction (2)
- Pipe laying construction (3)
- Pipeline construction, nsk (6)
- Pumping station construction (1)
- Underground utilities contractor (2)
