- Oil and gas line and compressor station construction (1)
- Gas main construction (10)
- Oil and gas pipeline construction (17)
- Pipeline wrapping (1)
- Communication line and transmission tower construction (49)
- Cable laying construction (40)
- Cable television line construction (29)
- Telephone and communication line construction (47)
- Transmitting tower (telecommunication) construction (31)
- Water and sewer line construction (58)
- Aqueduct construction (4)
- Sewer line construction (76)
- Water main construction (48)
- Electric power line construction (23)
- Manhole construction (2)
- Pipe laying construction (50)
- Pipeline construction, nsk (92)
- Pumping station construction (5)
- Underground utilities contractor (128)