Core Markets

Marine Construction

Subsea Global Solutions has a cadre of industry leading professionals strategically placed within our global network that maintains a broad expertise coupled with site specific local knowledge that will make every construction project a success.  SGS has been actively engaged in commercial diving and marine construction programs sponsored by the US Army Corps of Engineers, the US Navy, Bureau of Reclamation, private and public oil and gas and commercial water front facilities throughout North America and the world.    With a worldwide presence providing marine construction and commercial diving support services with offices in Australia, Canada, Curacao, Korea, Singapore, Trinidad and the United States of America. Our team is highly experienced in the precise disciplines required to be immediately productive in a cost-effective way.  SGS has the depth and experience to manage programs from initial engineering, into contract award and all the way to completion and close-out documentation.  SGS maintains in house engineering combined with a diverse array of vetted 3rd party engineering companies that couple together safety, quality assurance, and technical requirements into one efficiently managed project.  SGS personnel are qualified to perform all facets of underwater work and have a track record of providing best value to our clients that spans over 4 decades.

Hydropower, Locks and Dams

  • Gate Rehabilitation and Installation
  • Low level Outlet (LLO) Services
  • Low level Outlet Inspection and rehabilitation
  • Gate / Gate guide inspection and rehabilitation
  • Debris and Sediment removal
  • Concrete Repair and Leak mitigation
  • Epoxy and Chemical Grout injection
  • Head Gate Adjustment and Repair
  • Certified Permanent weld repairs  
  • Scour Protection and Remediation
  • Pumped or Tremie Underwater concrete placement  
  • Erosion Control and Mitigation
  • Bulkhead Pier and Pile Rehabilitation
  • Trash Rack / Stop Log Removal and Replacement
  • Spillway Rehabilitation and Resurfacing
  • Inspection services:
  • ROV or Manned  
  • Weld Inspection
  • Leak Detection
  • Coating and Corrosion Inspection.

Port and Waterfront Facilities

  • Pile Repair- Wood, Steel, Concrete
  • Water Jetting and Dredging
  • Debris Removal
  • Zebra Mussel / Invasive specie control
  • Anodes / Cathodic Protection
  • Outfall Inspection, Repair and Construction
  • Underwater Coatings
  • Scour Inspections and Repairs
  • Bathymetric Surveys
  • Non-Destructive Testing
  • Ultrasonic Inspections
  • Magnetic Particle Inspections
  • Underwater Sediment Sampling
  • Shoreline Erosion
  • Soil Retention and Stabilization
  • Submarine Cable Installations and Support.

Engineering

  • Barge Stability Analysis
  • Barge Stowage and Tow Plans
  • Critical Lift Plans
  • Cost and Resource Loaded Schedules
  • CPM (Critical Path Method) Schedules
  • Cost Estimates
  • Quality Control Plans
  • Emergency Management Plans
  • Spill Prevention, Containment and Countermeasures
  • Risk Assessment

Commercial Shipping | Cruise Shipping | Oil and Gas / Energy | Marine Construction