• Stop log installation and removal

• Traveling water screens

• Debris removal

• Diver assisted dredging, jetting and airlifting

• Non-destructive cleaning utilizing cavitation

• Potable water storage facilities repairs

• Underwater welding, cutting and, burning

• Epoxy injection

• Concrete spalls and cracks

• Pile jacket and encapsulation

• Bridge substructure

• Locks and dams

• Intakes and outfalls

• Fabrication and coatings

• Cathodic protection systems construction

  • Installation of valves, sluice gates and water screens

• Coffer dam installation and removal

• Concrete and grout placement

• Pipeline installation

• Structural reinforcement placement

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• Detailed inspection of piers, bridges, dock walls, moorings, etc.

• Interior and exterior pipe inspection

• QA/QC for underwater construction projects

• Water influent and effluent control structures

• Trash racks, bar screens and traveling water screens

• Potable water tanks and clear wells

• Bridge and scour surveys

• Inland waterway infrastructure

 

 

 

 

 

 

• Ultrasonic thickness measurements

• Non-destructive testing (NDT)

• Concrete and timber coring

• Metal detection techniques

• Ground penetrating radar