Hansen Marine

Professional Contractors. Specializing in Marine Concrete Construction.

Serving the Lake Sunapee Area since 1998.

From wetlands permitting to completion. The Hansen Marine Engineering Department is committed to the installation of permanent concrete solutions. 

  • Concrete boathouse foundations.

  • Underwater concrete construction.

  • Concrete scour walls. 

  • Island concrete batching and pumping. 

  • Concrete dock repair and replacement. 

  • Prefabricated Concrete Forms and Rebar Cages. 

  • Sheet pile cofferdam installation and dewatering.

  • Island Septic Systems.

  • Engineering and Wetlands Permitting. 

  • Underwater Drone Video Inspections; docks, bridges, and dams.

 

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