
Building A Better World From The Bottom Up
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Diving, Underwater Inspection & Marine Construction
Cross Marine Projects provides certified diving services, underwater inspections, and underwater construction across Idaho. Cities, water districts, engineers, and contractors rely on our dive team for water tank cleaning, potable water tank divers, dam repair divers, underwater leak repair, and other critical underwater work statewide.
Marine Services

Cross Marine Projects provides professional commercial diving services throughout Idaho. Our certified divers and commercial dive team perform potable water tank cleaning, AWWA-compliant diver entry, underwater leak repair, dam and intake repair with divers, pipeline and diffuser work, hazmat diving, and underwater salvage and recovery for Idaho’s lakes, reservoirs, tanks, and critical water systems. We support both municipal and industrial projects requiring experienced commercial divers.
Cross Marine Projects conducts underwater inspections across Idaho using both certified divers and ROV underwater drones. Our diving inspection services include potable water tank assessments, lake and reservoir inspections, river intake inspections, dam and structural evaluations, pipeline and diffuser inspections, and detailed video documentation. Idaho municipalities and engineers rely on our combined ROV and diving capabilities to identify issues and support maintenance planning.
Cross Marine Projects offers full-service marine contracting throughout Idaho’s lakes, reservoirs, and waterways. Our services include dock and pier work, shoreline stabilization, ramp and marina repairs, underwater concrete construction, pipeline support, intake structure work, sediment removal, and water-based construction for Idaho communities and contractors. We integrate diving and construction capabilities to support complex underwater and shoreline projects safely and efficiently.
Cross Marine Projects provides diving and underwater services across Idaho, including Boise, Meridian, Nampa, Caldwell, Idaho Falls, Pocatello, Twin Falls, Coeur d’Alene, Post Falls, Lewiston, Rexburg, Eagle, Kuna, and Ammon. We support projects on Lake Coeur d’Alene, Hayden Lake, Pend Oreille Lake, Dworshak Reservoir, Lucky Peak Reservoir, Cascade Lake, Brownlee Reservoir, American Falls Reservoir, Blackfoot Reservoir, and the Snake, Clearwater, and Salmon River systems, as well as municipal water tanks, treatment facilities, raw-water intakes, pump stations, irrigation canals, and other underwater infrastructure throughout Idaho.
Call For a Quote
1-801-763-1223

Call today and talk with our marine specialists about your project needs. whether it be consulting, preplanning, turn key solutions, subcontracting, or full project completion, we are your partner in underwater construction.