NAICS Demand Lane

    Other Heavy and Civil Engineering Construction — Contract Opportunities

    10,368 total opportunities (10,368 active) tied to NAICS 237990 across federal, state, local, and forecast sources.
    NAICS 237990Federal + SLED10.4K total
    Total Opportunities
    10.4K
    Across all indexed sources
    Active Estimate
    10.4K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 237990.

    AI Summary

    This opportunity involves the design-bid-build of a weapons magazine and ordnance operations facility at the Naval Submarine Base New London in Groton, Connecticut. The solicitation is issued by the Department of Defense and is due by July 28, 2026. Please refer to Amendment 0007 and the applicable attachments for furt…

    VA

    Posted Jun 23, 2026Due Jul 28, 2026SolicitationNAICS 237990Sol: N4008526R0004
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    AI Summary

    The Department of the Interior is soliciting proposals for the Riverside Vessel Barrier Replacement at Hoover Dam. This project involves construction services aimed at enhancing safety and environmental protection. Interested bidders should prepare to submit their proposals by the specified deadline.

    NV

    Posted Jun 23, 2026Due Jul 7, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 140R3026Q0066
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    AI Summary

    The National Park Service is soliciting bids for the Munising Falls Trail Rehabilitation project. The due date for bids has been changed to July 1, 2026. This amendment also provides answers to technical questions raised during the site visit. All other details remain unchanged.

    OH

    Posted Jun 23, 2026Due Jul 1, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 140P6426B0004
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    AI Summary

    The Department of Defense is soliciting proposals for the stabilization of the shoreline erosion at the Atlantic Intracoastal Waterway in New Hanover County, NC. This project focuses on bank stabilization techniques to prevent further erosion. Interested bidders should prepare to submit their proposals by the specified…

    NC

    Posted Jun 23, 2026Due Jul 9, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: W912PM26BA001
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    AI Summary

    The U.S. Army Corps of Engineers is soliciting bids for maintenance dredging of the East and West Calumet Floodgate approach channels in St. Mary Parish, Louisiana. The project involves removing shoal material and disposing of it appropriately. The estimated contract value is between $500,000 and $1,000,000, with bids …

    LA

    Posted Jun 23, 2026Due Jun 23, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: W912P8-26-B-A072
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    AI Summary

    The U.S. Army Corps of Engineers proposes a project for coastal storm risk management through the construction of a beach berm in New Jersey. The work includes placing approximately 595,000 cubic yards of beachfill, with options for additional quantities. The estimated cost is between $35 million and $75 million, with …

    NY

    Posted Jun 23, 2026Due Aug 8, 2026PresolicitationNAICS 237990Sol: W912DS26BA024
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    AI Summary

    The U.S. Army Corps of Engineers is soliciting bids for the construction and repair of the Miller-Rice Islands Pile Dike System in Wahkiakum County, Washington. This project involves enhancing enrockments and installing hazard marker piles. The estimated cost is between $25 million and $100 million, and it is a Total S…

    OR

    Posted Jun 23, 2026Due Jul 23, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: W9127N26BA016
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    AI Summary

    The Department of Agriculture's Forest Service is soliciting proposals for GAOA Accessible Upgrades Toilet Replacement. This project involves both construction services and product supply for toilet replacements to enhance accessibility. Interested bidders should prepare to submit their proposals by the specified deadl…

    CA

    Posted Jun 23, 2026Due Jul 22, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 127EAX26Q0051
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    AI Summary

    The opportunity involves maintenance dredging of the Kings Bay Entrance Channel, including environmental monitoring and beach fill quality control. The project will distribute excavated material to designated disposal sites and includes options for debris removal and beach tilling. Interested bidders should refer to th…

    FL

    Posted Jun 23, 2026Due Aug 12, 2026PresolicitationNAICS 237990Sol: W912EP26BA012
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    AI Summary

    The U.S. Army Corps of Engineers is soliciting proposals for the Harlow Island Stage 1B Project, which involves constructing embankments and excavations. The project requires coordination with Burlington Northern San Francisco Railroad for access and is open to MVS Civil Works and Flood Recovery MATOC holders.

    MO

    Posted Jun 23, 2026Due Jul 23, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: W912P926R8225
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    8,862
    sled
    1,250
    forecast
    256

    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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