Pipeline construction; underground utility systems construction in the nature of soil removal and replacement, conduit and cable placement, and pipeline construction; construction of underground utilities, namely, pipeline construction and placement, and placement and installation of utility cables; underground and above ground repair of utility conduits, cables, and pipelines; construction and replacement of water and gas mains; underground and above ground telecommunications tower construction; telephone utility systems construction in the nature of placing telephone poles and installing cable, and constructing telephone towers; construction of pipelines, and placement of telephones utility cables and pipelines; underground repair of telephone and communication utility conduits, cables, and pipelines; telephone installation; construction, repair and maintenance of water, natural gas and petrochemical pipeline storage facilities; construction of buildings for housing water, natural gas and petrochemical pipeline gathering systems; repair and maintenance of water, natural gas and petrochemical pipeline gathering systems; water, natural gas and petrochemical pipeline repair by rehabilitation of a pipe via inserting tubing to reline the pipe; construction, repair and maintenance of pipeline compressor, pumping, meter and regulator stations and water, natural gas and petrochemical pipelines; installation of underground structured cabling; construction of underground utilities, namely, copper and coax cable splicing; underground utility systems construction, namely, tunneling; underground repair of utility conduits, and pipelines for water, natural gas, petrochemicals, and cables; underground repair of sewage systems; construction of storm and sanitary sewers; aggregate materials production, namely, quarry services and mining extraction; mining extraction, namely, stone mining; lateral water pipeline construction; construction dewatering, namely, the removal of surface waters and groundwater to facilitate the construction of structures, pipelines, by-pass plumbing and wells; underground utility construction, namely, fiber optic and broadband (CATV) and structured cabling installation; underground utility construction, namely, splicing of underground fiber optic cable; utility construction in the nature of aerial fiber optic cable splicing; construction and installation of water mains, storm and sanitary sewers using directional drilling methods; construction of facilities for generation, distribution, and transmission of electricity; construction, repair, maintenance and inspection services in the course of construction of electrical substations; construction of underground and overhead electrical transmission systems, namely, placement and installation of pipes, conduit, towers, and electrical cable; electrical substation construction; power transmission pole foundation construction; construction of cellphone and radio towers; high voltage underground cable repair, telephone and broadband (CATV) installation; underground utility construction, namely, copper, coax cable and fiber optic cable fusion splicing; construction grading services; consultation services in the field of utility construction for underground infrastructure for pipelines, sewers and tunnels for electricity, natural gas and petro-chemicals; horizontal directional drilling for the placement of pipes, lines, conduits and cables; construction of foundation piling systems, namely, sheet piles, soldier piles, and concrete, pipe and h-piles; construction of earth retention walls and berms; drilling of tunnels, wells, oil and gas reservoirs, and water wells; construction in the nature of placement and installation of wind turbines and wind energy systems; construction of building foundations for civil construction projects; installation and operation of construction dewatering equipment for removing surface waters and groundwater to facilitate the construction of structures and pipelines

Alteration services in the nature of stone crushing services; Custom fabrication of pipelines and pipeline construction products

Computer-aided design services; design of underground utility infrastructure for pipelines, and telecommunications network hardware; design of sewers and tunnels for electricity, natural gas, and petro-chemical distribution; design of telecommunication signal transfer hardware; design of waste management compacting machines and apparatus; testing, namely, fiber optic testing services and optical time domain reflectometer (OTDR) and power meter testing; development and design of earth retention walls and berms; architectural design of building foundations for civil construction projects; design of construction dewatering equipment for removing surface waters and groundwater to facilitate the construction of structures and pipelines