UNDERWATER CONSTRUCTION
Certified Welding to AWS Standards
Underwater Exothermic Burning
Concrete, High Pressure Grouting
Core Drilling, Track Sawing
Diamond Wire Sawing
Piling Repair – Wood, Steel, Concrete
Water Jetting and Dredging
Debris Removal
Zebra Mussel / Invasive Species Control
Pipeline, Installation and Locating
Pipeline Penetrations
Pipeline Pigging
Cable Installation and Locating
Diffuser Repair and Installation
Coffer / Limpet Dam Fabrication & Sealing
Cathodic Protection Engineering Services
Anodes / Cathodic Protection
Anode Manufacturing
Outfall Repair and Construction
Trash Rack Repair and Installation
Traveling Water Screen Repair
Sluice and Trunnion Gates
Circ. Water Pumps Intake Screens
Chemical and Air Diffusion Systems
Underwater Painting and Coatings
Pile driving
Marine Crane Services
Ship Husbandry and Repairs
Vessel and Barge Rentals
Surface / Mixed Gas Diving 0-299 Feet
Saturation Diving 250-1200 Feet
CONTAMINATED AND POTABLE
WATER DIVING
Raw Sewage / Clarifier
Biological / Chemical / Industrial Effluent
Nuclear Spent Fuel Pools / Reactors
Drinking Water Supply
Water Towers / Stand Pipes / Reservoirs
UNDERWATER INSPECTIONS AND SURVEYINGBridge Inspections
Scour Investigations
Bathymetric Surveys
ROV Services
Lock and Dam Inspections
Pipeline and Outfall Locating and Mapping
Cable Locating and Mapping
Non-Destructive Testing
-Ultrasonic Inspections
-Magnetic Particle Inspections
Port & Ferry Terminals
Tunnels and Aqueducts
Concrete, Steel & Wood Inspection
Ship Husbandry
ABS Class Inspections
Underwater Sediment Sampling
Color Closed Circuit HD Video
Color and B/W HD Photography
Land and Marine Surveying
ENVIRONMENTAL / REMEDIATION
Shoreline Erosion
Soil Retention and Stabilization
Stream Restoration
Habitat Restoration
Soil and Water Sampling
Waterbars-Diversionary Methods
Vibracore Services
Turbidity Curtains (Installation and
Maintenance)
PLANT MAINTENANCE
Traveling Screen Rebuilds
Intake Cleaning
Trash Rack Cleaning
Log Boom Maintenance
ROV Inspections (Entire Length of Intake)
Collector Well Maintenance