Commercial Diving

Underwater Construction, Inspections, Maintenance, Repairs, Demolition, Salvage by ADAS Certified Divers.
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Marine Construction

Wharves, Jetty’s, Marinas, Seawalls, Moorings, Boat Ramps, Pontoons and more
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Project Management

Project Management, Maintenance Programs, Reports, Budgeting, Site Inspections, Drafting and more
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HDSA Civil Construction

Protective Coatings, Corrosion Control, Erosion Control Systems, Structural Steel Work, Sandstone Structures and more
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HOME » SERVICES » Marine Construction

Marine Construction

All HDSA Group commercial divers are an ADAS trained in the use of Surface Supplied Breathing Apparatus (SSBA). Our divers are all very experienced in all facets of marine construction and underwater operations.

 

HDSA are experienced in repairs to wharves and wharf building which are Heritage Listed.

 

HDSA also experienced in:

 

  • Wharf Demolition

 
  • Wharf Construction

 
  • Pile Replacement/Pile Splicing

 
  • Dam Rectification

 
  • Weir Refurbishment

 
  • Fender Repairs

 
  • Headstock Supplement

 
  • Girder Supplement

 
  • Jetty Refurbishment

 
  • Private Dams Jetty’s

 
  • Seabed Dredging

 
  • Concrete Spalling Repairs

 
  • Seawall Repairs

 
  • Epoxy and Grout Injection

 
  • Wharf and Bridge Carpentry

 
  • Pile Strengthening

 
  • Pile Coating Systems

 
  • Moorings

 
  • Boat Ramps

 
  • Pontoons

 

 

 

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