NAICS Demand Lane

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

    952 total opportunities (952 active) tied to NAICS 4831 across federal, state, local, and forecast sources.
    NAICS 4831Federal + SLED952 total
    Total Opportunities
    952
    Across all indexed sources
    Active Estimate
    952
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 4831.

    AI Summary

    The Department of Defense, specifically the Department of the Navy, is soliciting proposals for an 80-day tanker time charter. Interested parties should refer to RFP N3220526R6095 and the attached documents for further details.

    VA

    Posted May 29, 2026Due Jun 4, 2026SolicitationNAICS 483111Sol: N3220526R6095
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is seeking sources for a dry cargo voyage charter. Interested parties should refer to the attached Sources Sought Notice N32205-SS-N103-26-119 for further details.

    VA

    Posted May 29, 2026Due Jun 2, 2026Sources SoughtNAICS 483111Sol: N32205-SS-N103-26-119
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    AI Summary

    The Department of Defense is soliciting a time charter for one Jones Act qualified U.S.-flag host ship for Naval Special Warfare based in Pearl Harbor, HI. The anticipated lay days are from 22 September 2026 to 30 December 2026. Interested parties should refer to the attached RFP for complete details.

    VA

    Posted May 29, 2026Due Jun 22, 2026SolicitationNAICS 483111No Set aside usedSol: N3220526R0014
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    AI Summary

    The USTRANSCOM is seeking proposals for the Joint Global Sealift Charter under solicitation number HTC71126RE142. This RFP is for a strategic sealift contract aimed at coordinating the global movement of combat forces' rolling stock and materials. The contract will span a five-year base period with options and is not s…

    IL

    Posted May 29, 2026Due Jun 29, 2026Combined Synopsis/SolicitationNAICS 483111Sol: HTC71126RE142
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    AI Summary

    The Department of Defense, specifically the Navy, is seeking information regarding the industrial availability and dry docking of the Sea-Based X-Band Radar (SBX-1). Interested parties should refer to the attached Sources Sought Notice PM2-N105C-26-002 for further details.

    VA

    Posted May 28, 2026Due Jun 29, 2026Sources SoughtNAICS 483111Sol: PM2-N105C-26-002
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is soliciting proposals for a 59-day dry cargo time charter. Interested bidders should refer to the attached RFP N3220526R6094 and supporting documents for detailed requirements.

    VA

    Posted May 27, 2026Due Jun 3, 2026SolicitationNAICS 483111Sol: N3220526R6094
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, has issued a Sources Sought Notice for a dry cargo voyage charter. This opportunity is aimed at identifying potential service providers for maritime transportation services. Interested parties should review the notice for further details.

    VA

    Posted May 27, 2026Due Jun 3, 2026Sources SoughtNAICS 483111Sol: N32205-SS-N321-26-118
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is seeking sources for a 50-day dry cargo time charter. Interested parties should refer to sources sought notice N32205-SS-N321-26-117 for further details.

    VA

    Posted May 26, 2026Due May 28, 2026Sources SoughtNAICS 483111Sol: N32205-SS-N321-26-117
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    AI Summary

    The National Oceanic and Atmospheric Administration is seeking proposals for a vessel charter to support acoustic recording activities. This opportunity is classified under NAICS code 483114 and is a service-based solicitation. Interested bidders should prepare to submit their proposals by the specified deadline.

    WA

    Posted May 26, 2026Due Jun 1, 2026Combined Synopsis/SolicitationNAICS 483114Sol: 1305M326Q0156
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    AI Summary

    The Department of Defense, specifically the Department of the Navy, is soliciting proposals for a 180-day dry cargo time charter with one 180-day option. This opportunity is detailed in RFP N3220526R6088, and amendments A0001 and A0002 have been released. Interested parties should review the attached documents for furt…

    VA

    Posted May 21, 2026Due May 22, 2026SolicitationNAICS 483111No Set aside usedSol: N3220526R6088
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    936
    sled
    5
    forecast
    11

    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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