- Oil and gas line and compressor station construction (6)
- Gas main construction (3)
- Natural gas compressor station construction (1)
- Oil and gas pipeline construction (9)
- Pipeline wrapping (1)
- Communication line and transmission tower construction (31)
- Cable laying construction (28)
- Cable television line construction (10)
- Telephone and communication line construction (45)
- Transmitting tower (telecommunication) construction (20)
- Water and sewer line construction (35)
- Sewer line construction (53)
- Water main construction (29)
- Electric power line construction (25)
- Manhole construction (4)
- Pipe laying construction (8)
- Pipeline construction, nsk (18)
- Pumping station construction (7)
- Underground utilities contractor (123)
