- Oil and gas line and compressor station construction (2)
- Gas main construction (2)
- Oil and gas pipeline construction (13)
- Pipeline wrapping (1)
- Communication line and transmission tower construction (40)
- Cable laying construction (22)
- Cable television line construction (14)
- Telephone and communication line construction (48)
- Transmitting tower (telecommunication) construction (13)
- Water and sewer line construction (49)
- Aqueduct construction (1)
- Sewer line construction (154)
- Water main construction (47)
- Electric power line construction (35)
- Manhole construction (4)
- Pipe laying construction (25)
- Pipeline construction, nsk (39)
- Pumping station construction (4)
- Underground utilities contractor (54)