- Oil and gas line and compressor station construction (27)
- Gas main construction (8)
- Natural gas compressor station construction (14)
- Oil and gas pipeline construction (151)
- Pipeline wrapping (3)
- Communication line and transmission tower construction (82)
- Cable laying construction (83)
- Cable television line construction (30)
- Telephone and communication line construction (140)
- Transmitting tower (telecommunication) construction (64)
- Water and sewer line construction (71)
- Aqueduct construction (1)
- Sewer line construction (146)
- Water main construction (90)
- Electric power line construction (52)
- Manhole construction (3)
- Pipe laying construction (39)
- Pipeline construction, nsk (280)
- Pumping station construction (14)
- Underground utilities contractor (387)
