NAICS Demand Lane

    Deep Sea, Coastal, and Great Lakes Water Transportation — Contract Opportunities

    991 total opportunities (991 active) tied to NAICS 4831 across federal, state, local, and forecast sources.
    NAICS 4831Federal + SLED991 total
    Total Opportunities
    991
    Across all indexed sources
    Active Estimate
    991
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 4831.

    AI Summary

    The Department of Homeland Security's FEMA is seeking proposals for Disaster Overseas Transportation Support in American Samoa, CNMI, and Guam. This opportunity involves establishing multiple award IDIQ contracts with a base period and options. The solicitation is expected to be released around September 1, 2026, with …

    DC

    Posted Aug 4, 2026Due Aug 30, 2026PresolicitationNAICS 48311Sol: 70FB7026R00000030
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is seeking information regarding ancillary surface craft shipping services. Interested parties should refer to Sources Sought Notice N32205-SS-N103-26-150 for further details. This opportunity is primarily focused on service provision.

    VA

    Posted Jul 31, 2026Due Aug 3, 2026Sources SoughtNAICS 483111Sol: N32205-SS-N103-26-150
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    AI Summary

    The Department of Defense, specifically the Navy, has posted RFP N3220526R6123 for dry cargo tug services. This opportunity is set aside for SBA and involves both product and service components related to maritime transportation. Interested bidders should review the solicitation for further details.

    VA

    Posted Jul 30, 2026Due Aug 5, 2026SolicitationNAICS 483111Total Small Business Set-Aside (FAR 19.5)Sol: N3220526R6123
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    AI Summary

    The Department of Defense is seeking a U.S. Flag, Jones Act compliant tug for towing a Crane Barge BD 6801 from Norfolk, VA to Pearl Harbor, HI. This opportunity is a total small business set-aside, with a closing date for responses on August 5, 2026. Interested parties should refer to the solicitation number N3220526R…

    VA

    Posted Jul 30, 2026Due Aug 5, 2026PresolicitationNAICS 483111Total Small Business Set-Aside (FAR 19.5)Sol: N3320526R6123
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is soliciting proposals for a tanker voyage charter. Interested parties should refer to the attached RFP N3220526R6127 for detailed requirements and submission guidelines.

    VA

    Posted Jul 30, 2026Due Aug 6, 2026SolicitationNAICS 483111Sol: N3220526R6127
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    AI Summary

    The Department of Defense is soliciting proposals for the time charter of one Jones Act qualified, U.S.-flag passenger transfer vessel to support the Commander, Submarine Force, U.S. Pacific Fleet in Pearl Harbor, HI. The anticipated lay days are from October 24, 2026, to February 15, 2027. Please refer to the attached…

    VA

    Posted Jul 29, 2026Due Aug 4, 2026SolicitationNAICS 483111Total Small Business Set-Aside (FAR 19.5)Sol: N3220526R6057
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is seeking sources for a 37-day dry cargo time charter. Interested parties should refer to the attached Sources Sought Notice for further details.

    VA

    Posted Jul 28, 2026Due Jul 30, 2026Sources SoughtNAICS 483111Sol: N32205-SS-N321-26-149
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is seeking sources for a 180-day dry cargo time charter with an option for an additional 180 days. Interested parties should refer to sources sought notice N32205-26-PM4-147 for further details.

    VA

    Posted Jul 28, 2026Due Aug 4, 2026Sources SoughtNAICS 483111Sol: N32205-26-PM4-147
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    AI Summary

    The National Park Service is seeking quotes for a vessel charter to conduct winter marine bird surveys in the Cook Inlet and Lake Clark National Park. This opportunity includes a base year and two option years, with a performance period from September 1, 2026, to August 31, 2029. Interested parties must be registered i…

    AK

    Posted Jul 28, 2026Due Aug 5, 2026SolicitationNAICS 483114Total Small Business Set-Aside (FAR 19.5)Sol: 140P9726Q0039
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is soliciting proposals for a 69-day dry cargo time charter. Interested bidders should refer to the attached RFP N3220526R6122 for detailed requirements and submission guidelines.

    VA

    Posted Jul 27, 2026Due Jul 30, 2026SolicitationNAICS 483111No Set aside usedSol: N3220526R6122
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    977
    sled
    7
    forecast
    7

    About NAICS 4831

    This industry comprises establishments primarily engaged in the transportation of passengers or cargo by water over long distances, including deep sea, coastal, and Great Lakes routes. It includes operators of vessels such as cargo ships, tankers, and passenger ships.

    Read the full NAICS definition →

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