Services

Underwater Inspections and Surveys

• Flow Control Structures / Weirs Inspection
• Scientific Data Collection / Surveys
• Diver-Assisted Bathymetric Survey Support
• Underwater Thickness Gauge NDTs
• Artificial Reef Surveys / Deployment
• Stormwater Systems Inspections (NACE/AMPP Guidelines)

Mechanical Maintenance & Repairs

• Waterway / Trash Rack Debris Removal
• Lock & Dam Structure Repairs and Service
• Pipe Plug Installation and Removal
• Surface and Underwater Cutting, Burning and Welding
• Cathodic Protection Systems & Anode Installations and Replacement
• Seawall Repairs / Patching
• Submerged Scaffolding Construction, Inspection and Certification
• Waterway Salvage and Recovery
• Stormwater System Repair & Cleaning / Desilting

Underwater Construction

• Bridge and Marine Structures Demolition
• Underwater Welding / Burning
• Steel Sheet Pile Cutoff and Removal
• Concrete Structure Repairs
• Pile Jackets
• Box Culvert Internal Repairs / Cleaning
• Fender Replacement
• Dock & Pier Demo / Build / Repair
• Scour Repair & ACB Placement
• Dive Vessel-Supported Operations
• Turbidity Curtain Deployment
• Manatee / Trash Screen Fabrication & Install
• Stormwater Flow Control Systems
• Concrete Cutting / Drilling & Core Drilling (0–24″)
• Specialty Cofferdam Design & Install
• Specialty Underwater Coatings Application

In partnership with Matrix Engineering PLLC, we design, build, and install specialty underwater structures and equipment, including design-build pumping systems and related piping and support structures.

Safety Commitment

All dive operations are conducted in accordance with:

• ADCI International Consensus Standards for Commercial Diving & Underwater Operations (6.4 Edition)
• OSHA 29 CFR Part 1910, Subpart T – Commercial Diving Operations
• International Marine Contractors Association (IMCA) as applicable

A Pre-Dive Job Safety Assessment is conducted prior to every dive.