NAICS Demand Lane

    Support Activities for Water Transportation — Contract Opportunities

    948 total opportunities (948 active) tied to NAICS 4883 across federal, state, local, and forecast sources.
    NAICS 4883Federal + SLED948 total
    Total Opportunities
    948
    Across all indexed sources
    Active Estimate
    948
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 4883.

    AI Summary

    The Department of Defense, specifically the Navy, intends to sole source life raft services, including the delivery of modified UNI-PAC II life rafts and a Mechanical Reverse Osmosis Desalinator. Responses are due by 06 July 2026 at 3:00 PM PDT. This opportunity is not set aside for small businesses.

    WA

    Posted Jun 22, 2026Due Jul 6, 2026Combined Synopsis/SolicitationNAICS 488390Sol: N0040626Q0266
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    AI Summary

    The U.S. Transportation Command is seeking sources for stevedoring and related terminal services at the Port of Gdynia, Poland. Services will include managing U.S. Government cargo, such as containers and vehicles, and will cover various operational tasks like load and discharge, cargo management, and handling hazardou…

    IL

    Posted Jun 22, 2026Due Jul 22, 2026Sources SoughtNAICS 488320Sol: TRANSCOM26R011
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    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 July 17, 2026, and must be submitted …

    VA

    Posted Jun 18, 2026Due Jul 17, 2026Combined Synopsis/SolicitationNAICS 488390Sol: N3220526R0002
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    AI Summary

    The National Park Service is seeking a vendor for barge freight services between Chelan and Stehekin through a Request for Quotation (RFQ). This opportunity is a firm-fixed price contract, and the solicitation includes updated wage determinations and instructions for quotes. Interested vendors should refer to the provi…

    WA

    Posted Jun 16, 2026Due Jun 19, 2026SolicitationNAICS 488320Total Small Business Set-Aside (FAR 19.5)Sol: 140P8326Q0043
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    AI Summary

    The U.S. Coast Guard is seeking a contractor to perform on-site labor for the inspection, fabrication, testing, tagging, and installation of 69 hoses for the USCGC HEALY. This is a firm-fixed-price service contract with a total small business set-aside. Offers are due by June 19, 2026, at 8:00 AM Pacific Time.

    CA

    Posted Jun 16, 2026Due Jun 19, 2025Combined Synopsis/SolicitationNAICS 488390Total Small Business Set-Aside (FAR 19.5)Sol: 70Z08526Q24920B
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    AI Summary

    The U.S. Army requires inspection and on-site repairs of pier barge gangways at Kure and Akizuki Port in Japan. The contract will be firm-fixed price, with an anticipated award date of September 1, 2026. Contractors must comply with local regulations and possess a Japanese CAGE code.

    AP

    Posted Jun 16, 2026Due Jul 17, 2026PresolicitationNAICS 488390Sol: FA520926Q031A
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    AI Summary

    The NOAA is seeking quotations for husbandry services for the NOAA Ship Thomas Jefferson in the Great Lakes area from June 1 to September 30, 2026. The solicitation includes multiple CLINs for various services, and vendors must provide a technical approach narrative. The closing date for quotations has been extended to…

    MO

    Posted Jun 15, 2026Due Jun 17, 2026Combined Synopsis/SolicitationNAICS 488310Total Small Business Set-Aside (FAR 19.5)Sol: 1333MK26Q0074
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    AI Summary

    The Department of Defense is seeking qualified sources for longshoring and stevedoring support services under solicitation N0060426Q4033. This is a firm-fixed-price contract with an estimated frequency of 3-6 task orders per year. Interested parties must submit technical and price proposals in accordance with the provi…

    HI

    Posted Jun 12, 2026Due Jun 19, 2026Combined Synopsis/SolicitationNAICS 488320Sol: N0060426Q4033
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    AI Summary

    The U.S. Army Corps of Engineers intends to award a sole-source contract to The J Group, LLC for temporary piloting services supporting the Mississippi River Commission from FY26 to FY30. Interested firms must submit documentation of their capabilities by June 17, 2026. This notice is for informational purposes only an…

    TN

    Posted Jun 12, 2026Due Jun 18, 2026Special NoticeNAICS 4883308(a) Sole Source (FAR 19.8)Sol: W912EQ26CA009
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    AI Summary

    This contract opportunity involves the operation, maintenance, and repair of the Motor Vessel INDEPENDENCE, owned by NAVFAC EXWC. The vessel supports various operations including undersea surveillance, oceanographic surveys, and naval exercises. Interested bidders can find more details in the solicitation linked above.

    CA

    Posted Jun 11, 2026Due Jul 14, 2026SolicitationNAICS 488390Total Small Business Set-Aside (FAR 19.5)Sol: N3943026R4001-1
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    815
    sled
    108
    forecast
    25

    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 →

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