Horizontal Directional Drilling (HDD)
Trenchless horizontal boring that installs conduit, pipe, and cable with minimal surface disruption. Ideal for crossing roads, railways, and waterways without open-cut excavation.
Request a quoteOur Services
Horizontal directional drilling, trenching, and underground utility installation across Mississippi, Louisiana, and Alabama.
All Services
Road & Highway Crossings
Bore under paved roads and highways for utility installation. We work with contractors and utilities to minimize traffic disruption and meet DOT requirements.
Request a quoteRiver & Waterway Crossings
Directional boring under rivers, bayous, and drainage channels for pipelines and conduit. Environmentally responsible trenchless installation with no waterway disturbance.
Request a quoteElectric & Power Conduit
Underground conduit installation for power utilities and electrical contractors. We install PVC and HDPE conduit for primary and secondary distribution lines.
Request a quoteTelecom & Fiber
Underground conduit and direct-buried cable installation for telecommunications and fiber optic networks. Bore or trench installation based on site conditions.
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Directional bore and open-cut installation for water mains, sewer force mains, and service connections for municipal and private utility projects.
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Composite liner restoration for deteriorated concrete, brick, and utility structures using ML-72 mortar and corrosion barrier epoxy systems.
Learn moreInsta-Valve Plus
Underground valve insertion support for water utility control points, including excavation, pipe exposure, and trench installation work.
Learn moreTrenching & Excavation
Conventional open-cut trenching for utility installation where trenchless methods aren't required. Safe, efficient excavation for conduit, pipe, and cable placement.
Request a quoteConduit Installation
PVC and HDPE conduit placement for power, fiber, telecom, water, and sewer — installed by directional bore or open-cut trench to project specifications.
Request a quoteIndustries We Serve
Coast Underground works with contractors, utilities, and municipalities on projects across the Gulf Coast region.
Power Utilities
Underground electric distribution and transmission conduit for power companies and electrical contractors.
Telecommunications
Conduit and direct-buried cable for telephone, cable, and fiber optic network buildouts.
Municipal Water & Sewer
Water main and sewer line installation for municipalities and water utilities across the Gulf Coast.
Natural Gas
Underground conduit and pipeline installation for natural gas distribution projects.
Residential & Commercial Developers
Underground utility installation for subdivision development and commercial site work across Mississippi, Louisiana, and Alabama.