- Oil and gas line and compressor station construction (1)
- Gas main construction (1)
- Oil and gas pipeline construction (7)
- Communication line and transmission tower construction (16)
- Cable laying construction (23)
- Cable television line construction (10)
- Telephone and communication line construction (15)
- Transmitting tower (telecommunication) construction (9)
- Water and sewer line construction (56)
- Aqueduct construction (1)
- Sewer line construction (132)
- Water main construction (18)
- Electric power line construction (13)
- Manhole construction (1)
- Pipe laying construction (5)
- Pipeline construction, nsk (22)
- Pumping station construction (1)
- Underground utilities contractor (58)
