NAICS Demand Lane

    Structural Steel and Precast Concrete Contractors — Contract Opportunities

    185 total opportunities (185 active) tied to NAICS 23812 across federal, state, local, and forecast sources.
    NAICS 23812Federal + SLED185 total
    Total Opportunities
    185
    Across all indexed sources
    Active Estimate
    185
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 23812.

    AI Summary

    The Department of the Interior's National Park Service is amending the solicitation for septic pumping services at Canyonland National Park. The solicitation close date has been extended to June 8, 2026. Interested parties should refer to SAM for the solicitation and amendments, and complete the required SF Form 1449.

    OH

    Posted Jun 2, 2026Due Jun 8, 2026Combined Synopsis/SolicitationNAICS 238120Total Small Business Set-Aside (FAR 19.5)Sol: 140P6426Q0070
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    AI Summary

    The Department of Defense is soliciting bids for a construction project at Gull Lake Recreation Area. The project involves removing an existing vault toilet building and replacing it with a new prefabricated, self-contained flush vault restroom. Bidders must provide all necessary equipment, labor, permits, and material…

    MN

    Posted Jun 1, 2026Due Jul 1, 2026SolicitationNAICS 238120Sol: W912ES26BA014
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    AI Summary

    The Department of Defense is seeking quotes for the repair of a mezzanine at Pease ANGB, requiring the installation of three C-channel steel beams. This opportunity is set aside for small businesses and includes a site visit on May 12, 2026. Proposals are due by June 12, 2026, and must comply with the specified provisi…

    NH

    Posted May 29, 2026Due Jun 12, 2026Combined Synopsis/SolicitationNAICS 238120Total Small Business Set-Aside (FAR 19.5)Sol: W50S8A26QA008
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    AI Summary

    The Federal Bureau of Prisons is soliciting bids for the FCC Butner Precast Joint Replacement project at FMC Butner, NC. This construction contract requires the replacement of precast joints, with a performance period of 140 days. The project is a 100% small business set-aside, and interested contractors must be regist…

    NC

    Posted May 18, 2026Due May 20, 2026SolicitationNAICS 238120Total Small Business Set-Aside (FAR 19.5)Sol: 15B10626Q00000012
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    AI Summary

    The General Services Administration is seeking information regarding concrete security barriers. This opportunity is categorized under NAICS code 238120, focusing on the production of security barriers. Interested parties should refer to the attached documentation for further details.

    DC

    Posted May 12, 2026JustificationNAICS 238120Sol: 47PD5426Q0008
    Award Date
    Apr 9, 2026
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    AI Summary

    This opportunity is an amendment to RFQ W91QVP-26-Q-0017 for a bill of materials in Papua New Guinea. The amendment extends the closing date and clarifies material pricing instructions regarding local taxes. Interested bidders should refer to the attached details for further information.

    HI

    Posted Apr 27, 2026Due Apr 29, 2026SolicitationNAICS 238120Sol: W91QVP-26-Q-0017P00002
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    AI Summary

    This opportunity is an amendment for the Bill of Materials (BOM) related to solicitation W91QVP-26-Q-0017 for the Department of Defense, Department of the Army. It includes responses to Q&A and updates to salient characteristics. Offerors must acknowledge receipt of this amendment when submitting their quotes.

    HI

    Posted Apr 22, 2026Due Apr 27, 2026SolicitationNAICS 238120Sol: W91AV9-26-Q-0017P00001
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    AI Summary

    The U.S. government is seeking quotes for a bill of materials for a project in Lae, Papua New Guinea. Interested bidders should refer to the attached document for further details.

    HI

    Posted Apr 15, 2026Due Apr 27, 2026SolicitationNAICS 238120Sol: W91QVP-26-Q-0017
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    AI Summary

    The Department of Defense is soliciting proposals for the Gull Lake Self-Contained Flush Vault Restroom project. This opportunity involves both construction and installation services. Interested bidders should refer to the attached solicitation for detailed requirements and specifications.

    MN

    Posted Apr 15, 2026Due Apr 14, 2026SolicitationNAICS 238120Total Small Business Set-Aside (FAR 19.5)Sol: W912ES26BA005
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    AI Summary

    The Bureau of Land Management is seeking proposals for the installation of a new vault toilet at New Fork. This opportunity is a combined synopsis/solicitation and is classified under NAICS code 238120. Bidders should be prepared to provide both construction and plumbing services for this project.

    WY

    Posted Apr 1, 2026Due Apr 21, 2026Combined Synopsis/SolicitationNAICS 238120Sol: 140L6226Q0006
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    158
    sled
    19
    forecast
    8

    About NAICS 23812

    This industry comprises establishments primarily engaged in the fabrication, erection, and installation of structural steel and precast concrete components for buildings and other structures. These contractors work on projects such as bridges, commercial buildings, and industrial facilities.

    Read the full NAICS definition →

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