Vessel Support Services

Since formation, Mainstream has been providing commercial diving services to the inland river shipping industry. In fact, many of our repeat customers are inland towboat/barge companies. We have worked for all of the major inland shippers on the Mississippi, Ohio, Cumberland, and Tennessee Rivers.

A partial listing of our equipment used for servicing the marine industry includes:

• Surface-supplied commercial dive stations with voice communications
• Heavy built work vessels
• Truckable lift barge
• Truckable sectional barges
• 2", 3", 4", 6", and 8" pumps
• lift bags with the capability to lift over 40 tons
• Pre-made barge salvage hatches
• Underwater ultrasonic thickness testing equipment
• Equipment to perform soft patches
• Hull cleaning equipment
• Underwater cutting equipment
• Side scan sonar
• State-of-the-art underwater video systems with integrated communications, lighting, and topside console

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Towboats & Vessels:

Mainstream has performed an extensive amount of inspection and maintenance work on large commercial vessels and barges including:

• Hundreds of successfully completed wheel jobs
• UWILD and Alternate Hull Exams
• Extensive experience with barge and vessel salvage
• Barge patching
• Thousands of inspections of all underwater components of large commercial vessels including towboats, barges, passenger vessels, and casino boats
• Non-destructive testing on all types of waterborne structures, including vessels

In addition to our salvage capabilities, Mainstream also has side scan and sector scan sonar survey equipment, integrated with differential GPS as well as towable underwater metal detectors to aid with accurately determining the exact location, including latitude and longitude, of the sunken vessels or lost equipment.

If you have any questions regarding our services, capabilities, or experience, please contact us.