NAICS Demand Lane

    Other Heavy and Civil Engineering Construction — Contract Opportunities

    10,207 total opportunities (10,207 active) tied to NAICS 237990 across federal, state, local, and forecast sources.
    NAICS 237990Federal + SLED10.2K total
    Total Opportunities
    10.2K
    Across all indexed sources
    Active Estimate
    10.2K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 237990.

    AI Summary

    The Department of Homeland Security is seeking contractor services for maintenance, repair, and improvement of tactical infrastructure assets in Tucson, Arizona. This 8(a) set-aside contract includes scheduled and unscheduled maintenance for roads, bridges, fences, and more. The contract is a single award for five year…

    DC

    Posted Jun 6, 2026Due Jun 22, 2026Combined Synopsis/SolicitationNAICS 2379908(a) Set-Aside (FAR 19.8)Sol: 70B01C26R00000080
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    AI Summary

    The U.S. Coast Guard is seeking contractors for the rebuild of the Bahia de Guayanilla Entrance Range Rear Light in Puerto Rico. This project involves demolition and construction of a new aid-to-navigation structure, with a performance period of 180 days and an estimated value between $500,000 and $1,000,000. Intereste…

    FL

    Posted Jun 5, 2026Due Jun 19, 2026PresolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 70Z08226BCEUM0001
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    AI Summary

    The Department of the Interior, US Fish and Wildlife Service, is seeking proposals for concrete repair services at the Sawtooth Fish Hatchery. This opportunity is classified under NAICS code 237990 and is not subject to Simplified Acquisition Procedures. Interested bidders should prepare to submit their proposals by th…

    VA

    Posted Jun 5, 2026Due Jun 29, 2026Combined Synopsis/SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 140FS126Q0113
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    AI Summary

    The U.S. Bureau of Reclamation is hosting an industry outreach event on June 11-12, 2026, in San Juan, Puerto Rico, for the Patillas Dam Seismic Retrofit Project. This event aims to engage engineering firms and contractors, providing a design update and facilitating discussions on project requirements. Interested parti…

    PR

    Posted Jun 5, 2026Due Jun 11, 2026Special NoticeNAICS 237990Sol: W51DQV26Z1BJA
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    AI Summary

    The Bureau of Reclamation is seeking proposals for the removal of a spillway gantry crane at Tiber Dam, Montana. The project includes dismantling crane components, disposing of materials, and installing government-furnished stoplogs. The estimated price range is $25,000 to $100,000, with a performance period of approxi…

    MT

    Posted Jun 5, 2026Due Jun 20, 2026PresolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 140R6026R0014
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    AI Summary

    The Department of the Interior, National Park Service, is seeking proposals for the replacement of a nature trail boardwalk. This solicitation includes a revised Statement of Work with new specifications. Bidders should disregard the original Statement of Work. All other terms and conditions remain unchanged.

    FL

    Posted Jun 5, 2026Due Jun 26, 2026SolicitationNAICS 237990SBA Certified Women-Owned Small Business (WOSB) Program Set-Aside (FAR 19.15)Sol: 140P5426R0010
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    AI Summary

    This opportunity involves the construction of levees, floodwalls, and gates as part of the Hurricane and Storm Damage Risk Reduction Project in St. John the Baptist Parish, Louisiana. The bid opening is scheduled for June 12, 2026, with questions due by May 15, 2026. Interested bidders should refer to the solicitation …

    LA

    Posted Jun 5, 2026Due Jun 12, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: W912P826BA041
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    AI Summary

    The U.S. Army Corps of Engineers is seeking contractors for maintenance dredging of the Hudson River Federal Navigation Project in Troy, NY. The project involves removing approximately 10,000 cubic yards of shoals and requires a suitable upland placement site for dredged material disposal. Bids must be submitted to the…

    NY

    Posted Jun 5, 2026Due Jul 2, 2026SolicitationNAICS 237990Sol: W912DS26BA008
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    AI Summary

    This opportunity involves the repair of the stormwater spill gate structure at Tinker Air Force Base. Contractors must provide all necessary materials, labor, and equipment. A site visit is mandatory for eligibility to propose, with proposals due by July 20, 2026. Interested parties should RSVP for the site visit and e…

    OK

    Posted Jun 5, 2026Due Jul 20, 2026SolicitationNAICS 237990SBA Certified Women-Owned Small Business (WOSB) Program Sole Source (FAR 19.15)Sol: FA813726R0032
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    AI Summary

    The Department of Defense is issuing a presolicitation notice for the FY26 MOTSU berms project. This opportunity is classified under NAICS code 237990 and is set aside for small businesses. Interested parties should refer to the attached documents for further details.

    NC

    Posted Jun 5, 2026Due Jun 23, 2026PresolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: W912PM26RA0003
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    8,814
    sled
    1,143
    forecast
    250

    About NAICS 237990

    This industry comprises establishments primarily engaged in heavy and civil engineering construction projects not classified under other specific categories. Activities include specialized construction such as underwater construction, pile driving, and other heavy construction projects.

    Read the full NAICS definition →

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