- Oil and gas line and compressor station construction (3)
- Gas main construction (1)
- Natural gas compressor station construction (1)
- Oil and gas pipeline construction (13)
- Pipeline wrapping (1)
- Communication line and transmission tower construction (27)
- Cable laying construction (24)
- Cable television line construction (9)
- Telephone and communication line construction (18)
- Transmitting tower (telecommunication) construction (15)
- Water and sewer line construction (21)
- Aqueduct construction (1)
- Sewer line construction (84)
- Water main construction (29)
- Electric power line construction (22)
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- Pipe laying construction (7)
- Pipeline construction, nsk (16)
- Pumping station construction (11)
- Underground utilities contractor (193)