NAICS 488390 - Other Support Activities for Water Transportation RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities

Browse open Other Support Activities for Water Transportation (NAICS 488390) RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.

About Other Support Activities for Water Transportation (NAICS 488390)

This industry comprises establishments primarily engaged in providing services to water transportation (except port and harbor operations; marine cargo handling services; and navigational services to shipping).

StatusTitleBuyerDue Date
OpenCGC HEALY Maintenance and Repair Services

The U.S. Coast Guard is seeking industry sources for recurring and non-recurring maintenance, repair, drydock, and pier-side sustainment of the Coast Guard Cutter HEALY under a potential multi-year IDIQ contract.

Pier 36, Seattle, WA, USA•Sources Sought
United States of America > HOMELAND SECURITY, DEPARTMENT OF > US COAST GUARD > CG-SEA-C2210/29/2026
OpenCCGS Leonard J. Cowley Drydocking Refit 2027

Public Works and Government Services Canada is seeking proposals for the 2027 drydocking refit of the Canadian Coast Guard vessel CCGS Leonard J. Cowley in St. John's, Newfoundland and Labrador.

St. John's, NL, Canada•Request for Proposal (RFP)
Government of Canada > Department of Public Works and Government Services > Canadian Coast Guard12/2/2026
OpenR/V Savannah Haul-Out Maintenance and Repair

The University of Georgia is seeking a contractor to provide haul-out maintenance and repair services for the R/V Savannah in Savannah, Georgia.

Savannah, GA, USA•Request for Quote/Qualifications (RFQ)
University System of Georgia > University of Georgia11/11/2026
OpenUSS Lewis B. Puller Mid-Term Ship Repair Availability

The U.S. Navy is seeking a contractor within the Seventh Fleet area of responsibility to perform a Mid-Term Availability package for the USS Lewis B. Puller, including pier-side docking and approximately 120 ship-repair work items.

United States•Request for Proposal (RFP)
United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP FLC BAHRAIN9/30/2027
OpenM/V Aquinnah Drydock and Overhaul Services

The Woods Hole, Martha's Vineyard and Nantucket Steamship Authority is seeking sealed bids for drydock and overhaul services for the M/V Aquinnah, including work beginning in February 2027 and completion by March 31, 2027.

228 Palmer Avenue, Falmouth, MA, USA•Invitation for/to Bid (IFB/ITB)
Woods Hole, Martha's Vineyard and Nantucket Steamship Authority11/6/2026
OpenM/V Aquinnah Drydock and Overhaul Services

The Woods Hole, Martha's Vineyard and Nantucket Steamship Authority is seeking sealed bids for drydock and overhaul services for the M/V Aquinnah.

Steamship Authority, Barnstable Town, MA, USA•Invitation for/to Bid (IFB/ITB)
Woods Hole, Martha's Vineyard and Nantucket Steamship Authority11/6/2026
OpenNM Armand-Imbeau II Dry-Docking and Repairs

The Société des traversiers du Québec is seeking a shipyard to dry-dock the NM Armand-Imbeau II for its five-year inspection and required mechanical, electrical, steel, cleaning, and painting work, with work scheduled from March 25 to May 10, 2027.

Quebec, Canada•Request for Proposal (RFP)
Quebec > Société des traversiers du Québec11/24/2026
OpenUSCG 45-Foot Response Boat Drydock Repairs

The U.S. Coast Guard is seeking a small-business contractor to drydock and repair USCG Station Cape May's 45-foot response boat, including welding, hull and water-jet repairs, fuel-tank work, preservation, testing, and related services.

Cape May, NJ, USA•Request for Quote/Qualifications (RFQ)Small Business
United States of America > HOMELAND SECURITY, DEPARTMENT OF > US COAST GUARD > SFLC PROCUREMENT BRANCH 3(00040)10/28/2026
OpenTraining Vessel Ranger Dry Docking and Repairs

Massachusetts Maritime Academy is seeking dry docking, inspections, and repairs for its training vessel Ranger, including haul-out by December 18, 2026, with work scheduled from December 11, 2026, through February 19, 2027.

Massachusetts Maritime Academy, Buzzards Bay, MA, USA•Invitation for/to Bid (IFB/ITB)
Massachusetts Maritime Academy11/3/2026
OpenCGC ALDER Drydock Repair and Maintenance

The U.S. Coast Guard is seeking quotes from small businesses for an indefinite-delivery requirements contract covering drydock availability, ship repair, inspections, preservation, equipment overhauls, and related services for CGC ALDER.

1 Yerba Buena Island, San Francisco, CA, USA•Request for Quote/Qualifications (RFQ)Small Business
United States of America > HOMELAND SECURITY, DEPARTMENT OF > US COAST GUARD > CG-SEA-C2211/2/2026
OpenCCGS Capt. Jacques Cartier Dry Docking Refit

Public Services and Procurement Canada, on behalf of the Canadian Coast Guard, is seeking a contractor for the dry docking refit of CCGS Capt. Jacques Cartier in Eastern Canada.

Canada•Request for Proposal (RFP)Other
Government of Canada > Department of Public Works and Government Services > Canadian Coast Guard11/24/2026
OpenRCMP Patrol Vessel Drydocking and Refit

The Royal Canadian Mounted Police is seeking drydocking, refit, and authorized unscheduled work for the Patrol Vessel Higgitt in British Columbia.

British Columbia, Canada•Request for Proposal (RFP)Other
Government of Canada > Royal Canadian Mounted Police11/24/2026
OpenUSNS Point Loma Mid-Term Availability

The U.S. Navy’s Military Sealift Command is seeking a small business to perform the mid-term availability of the USNS Point Loma (T-EPF 15) at a contractor facility on the East Coast from April 5 through June 19, 2027.

United States•Request for Proposal (RFP)Small Business
United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > MSCHQ NORFOLK (MSC HQS)10/27/2026
OpenBoat Dock System Replacement and Installation

American Fork City is seeking a contractor to design, supply, deliver, and install a replacement boat dock system at the American Fork Boat Harbor, with removal of the existing docks as a bid alternate.

American Fork Boat Harbor, Utah County, UT, USA•Request for Proposal (RFP)
American Fork > Parks Division11/12/2026
OpenDry-Dock Ferry Maintenance and Repair Services

The California Department of Transportation is seeking a contractor to dry-dock and perform comprehensive maintenance, structural repairs, painting, towing, and regulatory support for the Real McCoy II ferry in Solano County.

Ryer Island Ferry, Solano County, CA, USA•Invitation for/to Bid (IFB/ITB)Small BusinessSmall Business
California > Department of Transportation11/12/2026
OpenAdventure II Sailing Vessel Maintenance, Repairs, and Transportation

The South Carolina Department of Parks, Recreation and Tourism is seeking qualified providers to transport the Adventure II, a 17th-century reproduction sailing vessel, and perform maintenance and repairs.

South Carolina, USA•Request for Proposal (RFP)
South Carolina > Department of Parks, Recreation and Tourism11/4/2026
OpenSunnybank Ferry Dry-Dock Maintenance and Repairs

The Virginia Department of Transportation is seeking bids for dry-dock maintenance and repair of the M/V Sunnybank Ferry, including towing, underwater and hull surface preparation, painting, steel and mechanical repairs, and equipment replacement.

Sunnybank Ferry, Northumberland County, VA, USA•Invitation for/to Bid (IFB/ITB)
Virginia > Virginia Department of Transportation11/4/2026
OpenBahrain Stevedoring and Terminal Services

The United States Transportation Command is seeking stevedoring and related terminal services for managing U.S. Government cargo at ports and military locations throughout the Kingdom of Bahrain.

Bahrain•Request for Quote/Qualifications (RFQ)
United States of America > DEPT OF DEFENSE > US TRANSPORTATION COMMAND (USTRANSCOM) > USTRANSCOM-AQ11/13/2026
OpenDecommissioned Vessel Towing Services

The United States Marine Corps is seeking professional services to tow a decommissioned vessel from the Philadelphia Naval Shipyard to Brandt Island Shoal in Pamlico Sound, North Carolina, under a Service-Disabled Veteran-Owned Small Business set-aside.

Cherry Point, NC, USA•Request for Quote/Qualifications (RFQ)Service-Disabled Veteran-Owned Business
United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > COMMANDING GENERAL (MCB CAMP LEJEUNE)10/30/2026
OpenCCGS Amundsen Ship Repair and Refit

Public Services and Procurement Canada, on behalf of the Canadian Coast Guard, is seeking ship repair work for the CCGS Amundsen’s fall 2026 refit in Quebec City.

Quebec, QC, Canada•Request for Proposal (RFP)
Government of Canada > Public Works and Government Services Canada > Canadian Coast Guard11/10/2026
OpenUSS Rafael Peralta Voyage Repairs

The U.S. Navy is seeking a contractor to perform voyage repairs on the USS Rafael Peralta in Mombasa, including corrosion removal, insulation replacement, condenser maintenance, hull cleaning, upholstery replacement, scaffolding, and rigging.

Mombasa, CO, Kenya•Request for Quote/Qualifications (RFQ)
United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVSUP FLC SIGONELLA NAPLES OFFICE (NAVAL REGIONAL CONTRACTING CEN DET)10/30/2026
OpenUSCGC BLACKFIN Drydock Repairs

The U.S. Coast Guard is seeking information from capable sources for a 63-day drydock availability involving extensive repairs to the USCGC BLACKFIN, including hull, propulsion, tank, electrical, and onboard system work.

Santa Barbara, CA, USA•Sources Sought
United States of America > HOMELAND SECURITY, DEPARTMENT OF > US COAST GUARD > CG-SEA-C2111/16/2026
OpenUSCG 55-Foot Boat FY2027 Drydock Repairs

The U.S. Coast Guard is seeking a small-business contractor to perform comprehensive FY2027 drydock repairs and maintenance on the USCG Station Puget Sound 55-foot aids-to-navigation boat, including hull, machinery, coatings, tanks, propulsion, and dock services.

Washington, USA•Request for Quote/Qualifications (RFQ)Small Business
United States of America > HOMELAND SECURITY, DEPARTMENT OF > US COAST GUARD > SFLC PROCUREMENT BRANCH 3(00040)11/5/2026
OpenLa Scie Wharf and Floating Dock Repairs

Fisheries and Oceans Canada is seeking qualified contractors for wharf and floating dock repairs in La Scie, Newfoundland and Labrador, with qualified bidders later invited to submit financial bids.

La Scie, NL, Canada•Request for Quote/Qualifications (RFQ)Native-Owned Business
Government of Canada > Fisheries and Oceans Canada10/27/2026
OpenR/V Rachel Carson Drydock, Maintenance, and Repair

The University of Washington is seeking a shipyard contractor to drydock, modify, maintain, and repair the R/V Rachel Carson, including hull painting, transducer replacement, machinery inspection, and optional sewage tank, bridge window, and wheelhouse work.

United States•Request for Proposal (RFP)Minority-Owned BusinessWoman-Owned Business
University of Washington10/30/2026
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This industry comprises establishments primarily engaged in providing services to water transportation (except port and harbor operations; marine cargo handling services; and navigational services to shipping).

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