- Oil and gas line and compressor station construction (7)
- Gas main construction (3)
- Natural gas compressor station construction (3)
- Oil and gas pipeline construction (30)
- Pipeline wrapping (1)
- Communication line and transmission tower construction (11)
- Cable laying construction (17)
- Cable television line construction (4)
- Telephone and communication line construction (33)
- Transmitting tower (telecommunication) construction (10)
- Water and sewer line construction (11)
- Aqueduct construction (1)
- Sewer line construction (28)
- Water main construction (20)
- Electric power line construction (18)
- Manhole construction (1)
- Pipe laying construction (5)
- Pipeline construction, nsk (37)
- Pumping station construction (6)
- Underground utilities contractor (37)
