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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /4883

    NAICS Demand Lane

    Support Activities for Water Transportation, Contract Opportunities

    1,001 total opportunities (1,001 active) tied to NAICS 4883 across federal, state, local, and forecast sources.
    NAICS 4883Federal + SLED1K total
    View NAICS definition →
    Total Opportunities
    1K
    Across all indexed sources
    Active Estimate
    1K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 4883.

    DEPARTMENT OF THE INTERIOR

    N--BLM-NM TFO SCLRA FLOATING COURTESY DOCK REPLACEMEN

    Active

    AI Summary

    The Bureau of Land Management is soliciting quotes for the replacement of a floating courtesy dock. This RFQ is set aside for small businesses and requires compliance with FAR Part 12 and 13. Quotes are due by August 20, 2026, and must include a technical approach and pricing. The contract will be awarded based on best…

    CO

    Posted Aug 25, 2026Due Aug 28, 2026Combined Synopsis/SolicitationNAICS 488310Total Small Business Set-Aside (FAR 19.5)Sol: 140L1726Q0040
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    TRAINING VESSELS FOR USCG MARITIME SECURITY RESPONSE TEAM

    Archived

    AI Summary

    The US Coast Guard is seeking quotes for training vessels for the Maritime Security Response Team. This RFQ is for services related to water transportation, with a performance period from September 8 to September 9, 2026. Quotes are due by August 14, 2026, at 10:00 AM Pacific Time.

    VA

    Posted Aug 20, 2026Due Aug 19, 2026Combined Synopsis/SolicitationNAICS 488390Sol: 70Z08426QDL940024
    View details→

    DEPT OF DEFENSE

    PORT OF JORDAN S&RTS

    Active

    AI Summary

    The opportunity involves providing stevedoring and related terminal services for the handling of U.S. Government cargo at various locations in Jordan. The contractor must adhere to the requirements outlined in the Performance Work Statement and will be compensated based on the designated Schedule of Rates.

    IL

    Posted Aug 20, 2026Due Sep 15, 2026SolicitationNAICS 488320Sol: HTC71126RE136
    View details→

    DEPT OF DEFENSE

    UNDERWATER HULL MAINTENANCE AND REPAIR SERVICES - MILITARY SEALIFT COMMAND

    Active

    AI Summary

    This opportunity is a request for proposal (RFP) for underwater hull maintenance and repair services for Military Sealift Command vessels. The services include hull cleaning, inspection, and incidental repairs, to be performed worldwide. Proposals are due by 5:00 PM Eastern Time on 20 August 2026, and must be submitted…

    VA

    Posted Aug 19, 2026Due Sep 3, 2026Combined Synopsis/SolicitationNAICS 488390Sol: N3220526R0002
    View details→

    DEPT OF DEFENSE

    CNRSE PORT OPERATIONS SUPPORT SERVICES

    Active

    AI Summary

    The Department of Defense is seeking proposals for Port Operations Support Services at various locations in the Southeast U.S. This RFP includes the operation and maintenance of watercraft and port administration. The opportunity is set aside for small businesses, and interested parties must submit questions by August …

    FL

    Posted Aug 18, 2026Due Sep 8, 2026Combined Synopsis/SolicitationNAICS 488310Total Small Business Set-Aside (FAR 19.5)Sol: N6883626R0002
    View details→

    DEPT OF DEFENSE

    NSAND GAETA FLOATING PIER

    Active

    AI Summary

    The Department of Defense is soliciting for the removal and replacement of the Port Operations floating pier in Gaeta. The project requires maintaining harbor capacity for 4 boats during construction and increasing it to 5 slips upon completion. The work must be finished by FY26, with the RFQ extended to August 31, 202…

    AE

    Posted Aug 17, 2026Due Aug 31, 2026SolicitationNAICS 488390Sol: N6817126QN066
    View details→

    DEPT OF DEFENSE

    TUG/ TOW MOVEMENT AT BAY OF CADIZ

    Archived

    AI Summary

    The Department of Defense intends to issue a solicitation for husbanding services related to the roundtrip movement of a ship from Naval Station Rota to the Port of Cadiz. This pre-solicitation notice is for informational purposes only and does not constitute a formal solicitation. The requirement falls below the Simpl…

    AE

    Posted Aug 14, 2026Due Aug 18, 2026PresolicitationNAICS 488330Sol: N6817126RT002
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    JUSTIFICATION FOR OTHER THAN FULL AND OPEN COMPETITION

    Archived

    AI Summary

    The Department of Homeland Security is issuing a sole source notice for dockside maintenance of Coast Guard fast response cutters. This service is required for cutters undergoing Operational Depot Maintenance Schedule work, with the Toll Remote Logistics site being the only suitable location for the maintenance. No quo…

    VA

    Posted Aug 12, 2026JustificationNAICS 488310Sol: 70Z08426QEXCS0003
    View details→

    DEPT OF DEFENSE

    TUG TIME CHARTER FOR NAVAL BASE, GUAM

    Archived

    AI Summary

    The Department of Defense is soliciting for two U.S. flag tugs to provide harbor support services and ship handling at Naval Base Guam. The due date for proposals has been extended to 18 August 2026 at 1:00 PM EDT. Amendments and updated attachments are available for review.

    VA

    Posted Aug 11, 2026Due Aug 18, 2026SolicitationNAICS 488330Sol: N3220526R6049
    View details→

    DEPT OF DEFENSE

    Yokohama, Japan S&RTS

    Active

    AI Summary

    The Department of Defense is seeking a contractor to provide stevedoring and related terminal services for the import and export of designated USG cargo at the Ports of Yokohama and East Japan. The contractor must fulfill all requirements as specified in the Performance Work Statement and will be compensated at the app…

    IL

    Posted Aug 11, 2026Due Sep 8, 2026Combined Synopsis/SolicitationNAICS 488320No Set aside usedSol: HTC71126RE145
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    840
    sled
    147
    forecast
    14

    Related NAICS Codes

    • 48-49, Transportation and Warehousing→
    • 481, Air Transportation→
    • 4811, Scheduled Air Transportation→
    • 48111, Scheduled Air Transportation→
    • 481111, Scheduled Passenger Air Transportation →
    • 481112, Scheduled Freight Air Transportation →
    • 4812, Nonscheduled Air Transportation→
    • 48121, Nonscheduled Air Transportation→
    • 481211, Nonscheduled Chartered Passenger Air Transportation →
    • 481212, Nonscheduled Chartered Freight Air Transportation →

    Explore

    • 4883 Definition→
    • Browse NAICS Codes→
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    About NAICS 4883

    This industry comprises establishments primarily engaged in providing support services for water transportation, such as port and harbor operations, marine cargo handling, and pilotage services. These activities facilitate the movement of goods and passengers by water.

    Read the full NAICS definition →