Our Services Complete commercial and industrial diving service in support of industries in planning, construction and maintenance. Underwater inspection services to include video, nondestructive testing. DOT pipe line & bridge inspections. Underwater cutting and welding using the most up to date methods and procedures. Underwater removal of sludge, mud, accumulated debris etc. by either diver or diverless dredging equipment. Concrete repairs and rehabilitation. Click on a link to see more about ... Diving services in Construction. Diving services in support of Power Generation. Municipal potable water and waste water treatment. Industrial process water and waste water treatment. Product and gas Pipe Line services.