NAICS Demand Lane

    Heavy and Civil Engineering Construction — Contract Opportunities

    45,626 total opportunities (45,626 active) tied to NAICS 237 across federal, state, local, and forecast sources.
    NAICS 237Cross-source coveragePreviewing 10 opportunities
    Total Opportunities
    45.6K
    Across all indexed sources
    Active Estimate
    45.6K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest opportunities

    Previewing the latest 10 opportunities for NAICS 237.

    AI Summary

    The Fort Riley Tank Coatings Project involves internal coating repairs in accordance with API 653 standards at Fort Riley, KS. Proposals are due by June 25, 2026, at 1400. Interested parties must comply with all applicable laws and regulations. Inquiries can be submitted via ProjNet until June 11, 2026.

    NE

    Posted Jun 3, 2026Due Jun 25, 2026SolicitationNAICS 237120Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: W9128F26RA063
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    AI Summary

    The Department of the Interior, Bureau of Land Management, is seeking proposals for North Cotterel Road maintenance. Details are provided in the attached announcement. This opportunity is classified under NAICS code 237310 and is not subject to Simplified Acquisition Procedures.

    ID

    Posted Jun 3, 2026Due Jul 22, 2026PresolicitationNAICS 237310Total Small Business Set-Aside (FAR 19.5)Sol: 140L2626R0003
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    AI Summary

    The Department of the Interior, Bureau of Land Management, is seeking proposals for the GAOA Milner Picnic Site Cabana Replacement. This presolicitation opportunity involves construction services for facility replacement. Interested bidders should refer to the attached announcement for detailed information.

    ID

    Posted Jun 3, 2026Due Jul 22, 2026PresolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 140L2626Q0033
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    AI Summary

    The Department of the Interior, Bureau of Land Management, is seeking proposals for improvements at the Cauldron Linn Recreation Site. Details are provided in the attached announcement. This opportunity is categorized under construction services and is not subject to Simplified Acquisition Procedures.

    ID

    Posted Jun 3, 2026Due Jul 13, 2026PresolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 140L2626R0004
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    AI Summary

    The Department of the Interior, Bureau of Land Management, is presoliciting for the installation of a vault toilet at Indian Springs. Details are provided in the attached announcement. This opportunity is categorized under construction services and is not subject to Simplified Acquisition Procedures.

    ID

    Posted Jun 3, 2026Due Jul 13, 2026PresolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 140L2626Q0032
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    AI Summary

    The U.S. Army Corps of Engineers intends to issue a solicitation for a firm-fixed-price contract for maintenance dredging of the Rudee Inlet Federal Navigation Channel in Virginia Beach, Virginia. The project involves dredging approximately 220,000 cubic yards of material, with a performance period of 180 days. This op…

    VA

    Posted Jun 3, 2026Due Jul 6, 2026SolicitationNAICS 237990Sol: W9123626BA016
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    AI Summary

    The Government is seeking contractors for the Design-Bid-Build RM-23-1146 Dry Dock 2 Caisson Overhaul at Portsmouth Naval Shipyard in Kittery, Maine. This project involves essential maintenance and modifications to the caisson to ensure flood protection and certification. Interested parties should prepare for work that…

    VA

    Posted Jun 3, 2026Due Jun 17, 2026Sources SoughtNAICS 237990Sol: N6247026R0031
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    AI Summary

    The Department of Defense is soliciting proposals for the installation of a flow meter at Facility 1711. A site visit is scheduled for June 11, 2026, and proposals are due by June 23, 2026. Interested offerors must submit a base pass request by June 5, 2026, and RFIs by June 15, 2026.

    NV

    Posted Jun 3, 2026Due Jun 23, 2026Combined Synopsis/SolicitationNAICS 237110Total Small Business Set-Aside (FAR 19.5)Sol: FA486126R0012
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    AI Summary

    The Department of Health and Human Services is seeking contractors for the Rosebud Lift Station construction project. This project involves the complete removal and replacement of the existing lift station to accommodate increased capacity for future expansions. The contract type is firm-fixed-priced, and the construct…

    WA

    Posted Jun 3, 2026PresolicitationNAICS 237110Total Small Business Set-Aside (FAR 19.5)Sol: 75H70126R00030
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    AI Summary

    This opportunity is a formal RFP for the design and implementation of a monitoring and control system for IWCS at Tinker Air Force Base. Contractors must attend a mandatory site visit on June 1, 2026, and submit proposals by July 1, 2026. The project requires comprehensive logistical and structural work, with specific …

    OK

    Posted Jun 3, 2026Due Jul 1, 2026SolicitationNAICS 237110Total Small Business Set-Aside (FAR 19.5)Sol: FA813726R0039
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    18,754
    sled
    26,057
    forecast
    815

    About NAICS 237

    This industry comprises establishments primarily engaged in heavy and civil engineering construction, including projects such as highways, bridges, tunnels, and utility systems. It involves specialized construction activities that require engineering expertise and heavy equipment.

    Read the full NAICS definition →

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