- Oil and gas line and compressor station construction (1)
- Gas main construction (10)
- Natural gas compressor station construction (1)
- Oil and gas pipeline construction (15)
- Communication line and transmission tower construction (16)
- Cable laying construction (18)
- Cable television line construction (6)
- Telephone and communication line construction (24)
- Transmitting tower (telecommunication) construction (6)
- Water and sewer line construction (37)
- Aqueduct construction (1)
- Sewer line construction (35)
- Water main construction (42)
- Electric power line construction (16)
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- Pipeline construction, nsk (27)
- Pumping station construction (1)
- Underground utilities contractor (23)