- Oil and gas line and compressor station construction (1)
- Gas main construction (1)
- Natural gas compressor station construction (1)
- Oil and gas pipeline construction (3)
- Communication line and transmission tower construction (12)
- Cable laying construction (3)
- Cable television line construction (7)
- Telephone and communication line construction (8)
- Transmitting tower (telecommunication) construction (11)
- Water and sewer line construction (22)
- Sewer line construction (51)
- Water main construction (10)
- Electric power line construction (13)
- Pipe laying construction (6)
- Pipeline construction, nsk (20)
- Pumping station construction (7)
- Underground utilities contractor (78)
