Great Lakes Dredge & Dock Corporation (GLDD) took delivery of the MV Acadia, the first U.S.-flagged, Jones Act-compliant subsea rock installation vessel (SRIV), marking a significant milestone for the domestic offshore wind construction fleet. The vessel, ordered from Philly Shipyard in Pennsylvania, is designed to install protective rock layers around offshore wind turbine foundations and subsea cables, a critical component of offshore wind farm construction that protects infrastructure from scour and provides cable burial and protection. The Acadia’s delivery represents a strategic investment in U.S. maritime capabilities at a time when the offshore wind project pipeline has been severely diminished by federal actions, raising questions about near-term vessel utilization. The vessel is expected to serve projects along the U.S. East Coast, though the shrinking pipeline of active offshore wind projects may limit deployment opportunities. The Acadia joins the Charybdis (the first Jones Act-compliant wind turbine installation vessel) and the ECO Liberty (a U.S.-built service operations vessel) as part of the emerging fleet of specialized U.S.-flagged offshore wind vessels. More information can be found here.
