U.S. UNDERWATER SERVICES

Underwater building and construction, namely, waterblasting, blasting, jetting, and clearing; maintenance, repair, and inspection of subsea facilities such as oil and gas drilling and production platforms, pipelines, and wellhead assemblies; underwater site clearance and debris removal; underwater repair of pipelines, risers, and flowlines; underwater installation of connectors for pipelines, risers, and flowlines; Installation and maintenance of oil and gas drilling and production platforms; installation of subsea guying; subsea anchor pile installations; installation of concrete oil production, storage, and utility systems; Potable water storage facility inspection, repair, and maintenance with sediment and debris removal; Potable water storage facility repair and maintenance with sediment and debris removal; and cleaning of water source intakes; Sluice gate design, installation, and remediation; Onshore and offshore spill and hazardous and toxic waste environmental remediation, namely site remediation by waste disposal; emergency spill response contamination, collection, and disposal; oil based mud recovery; asbestos removal; Seachest capping and repair; Underwater maintenance and repair of bridges, docks, piers, dams, and pipelines; maintenance and repair of hydroelectric, nuclear power, and chemical plants; Seachest capping and repair, namely, anode retrofit

Diving and underwater salvage, namely, offshore and inland salvage

Underwater welding and burning; environmental remediation service, namely, soil, waste, and/or water treatment services; fabrication of parts for potable water storage facility