
Marine Construction
Seaway Marine Group provides all forms of marine construction to commercial, municipal, state, and residential customers. These services include dock and marina building and installation, wave attenuator installation, demolition, breakwater construction, shoreline protection and dredging.
Contact us today to discuss your upcoming project.
Featured Project -
Fish Spawning Bed Construction, the Black River & Chaumont Bay, NY
Owner: U.S. Fish and Wildlife Service, NYS Department of Environmental Conservation & U.S. Geological Survey
Prime: Seaway Marine Group, LLC
Using our Trimble® GPS equipped long reach excavator we placed approximately 6,000 tons of stone in the Black River and Chaumont Bay to create fish spawning beds. The target species for Chaumont Bay are lake whitefish and cisco fish, both of which are prey fish, and in Black River the target species are lake sturgeon and walleye.






Featured Project -
Boathouse Demolition, Cape Vincent, NY
Owner: Village of Cape Vincent, NY
Prime: Seaway Marine Group, LLC
Using excavators aboard our sectional barges we demolished a deteriorated boat house in Cape Vincent, NY. The debris was later disposed of at a designated upland disposal site.



Featured Project -
Crib Dock Demolition, Wellesley Isl, NY
Owner: NYS Office of Parks, Recreation and Historic Preservation
Prime: Seaway Marine Group, LLC
Using excavators aboard our sectional barges we demolished a deteriorated crib dock at Waterson Point, Wellesley Isl. The debris was later disposed of at a designated landfill.
Featured Project -
Braddock Bay Beach Barrier & Wetland Restoration, NY
Owner: U.S. Army Corps of Engineers
Prime: The Wesson Group, LLC
Subcontractor: Seaway Marine Group, LLC
Seaway Marine Group provided barge service for the construction of a wetland emergent area in Braddock Bay. Seaway also provided dredging of the navigational channel and site work services to grade dredge spoils placed in the emergent area.


