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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /23811

    NAICS Demand Lane

    Poured Concrete Foundation and Structure Contractors, Contract Opportunities

    731 total opportunities (731 active) tied to NAICS 23811 across federal, state, local, and forecast sources.
    NAICS 23811Federal + SLED731 total
    View NAICS definition →
    Total Opportunities
    731
    Across all indexed sources
    Active Estimate
    731
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 23811.

    DEPARTMENT OF THE INTERIOR

    GATEWAY ARCH NP - SIDEWALK LEVELING

    Active

    AI Summary

    The National Park Service is soliciting quotes for the leveling of sidewalk sections at Gateway Arch National Park. This opportunity is a total small business set-aside and requires quotes to be submitted by September 9, 2026. Interested parties must be registered in SAM and provide a quote on company letterhead.

    NE

    Posted Aug 25, 2026Due Sep 9, 2026Combined Synopsis/SolicitationNAICS 238110Total Small Business Set-Aside (FAR 19.5)Sol: 140P6226Q0005
    View details→

    DEPARTMENT OF STATE

    SUPPLY AND INSTALLATION OF EXTERNAL FABRIC CANOPY AT CHANCERY BUILDING - U.S. EMBASSY MAJURO, MARSHALL ISLANDS

    Active

    AI Summary

    The U.S. Embassy in Majuro is seeking quotes for the supply and installation of an external fabric canopy at the Chancery building. Interested bidders must submit their quotations electronically by September 11, 2026, and attend a site visit on September 8, 2026. Detailed submission requirements are outlined in the sol…

    DC

    Posted Aug 25, 2026Due Sep 11, 2026SolicitationNAICS 238110No Set aside usedSol: 19RM2826Q0003
    View details→

    DEPARTMENT OF THE INTERIOR

    Z--BLACKSTONE RIVER VALLEY NATIONAL HISTORICAL PARK -

    Active

    AI Summary

    The National Park Service is soliciting proposals for the bluestone replacement at Blackstone River Valley National Historical Park. This opportunity is classified under NAICS code 238110, focusing on construction services. Bidders should prepare to meet the requirements outlined in the solicitation, which is not set a…

    MA

    Posted Aug 21, 2026Due Aug 26, 2026SolicitationNAICS 238110Total Small Business Set-Aside (FAR 19.5)Sol: 140P4326R0036
    View details→

    DEPT OF DEFENSE

    B. EVERETT JORDAN CONCRETE PAD FOR PICNIC SHELTER

    Active

    AI Summary

    The Department of Defense is seeking sources to furnish all labor, materials, and equipment for the installation of a concrete pad with column foundations for a prefabricated shelter at the B. Everett Jordan Dam Tailrace Park. This opportunity is categorized under construction services and involves both product and ser…

    NC

    Posted Aug 21, 2026Due Aug 28, 2026Sources SoughtNAICS 238110Sol: PANSAD-26-P-0000-034385
    View details→

    DEPARTMENT OF THE INTERIOR

    STEWART LEE UDALL BUILDING CONCRETE SPALLING

    Active

    AI Summary

    The Department of the Interior is seeking proposals for concrete spalling repair at the Stewart Lee Udall Building. This opportunity is categorized as a service under NAICS code 238110. Interested bidders should refer to the solicitation for detailed requirements and submission guidelines.

    VA

    Posted Aug 20, 2026Due Sep 3, 2026Combined Synopsis/SolicitationNAICS 238110Sol: 140D0426Q0795
    View details→

    DEPT OF DEFENSE

    MONOPOLE TOWER PROCUREMENT AND BASE FOUNDATION CONSTRUCTION (577 SWES/DIFF)

    Active

    AI Summary

    The Department of Defense is seeking contractors for the procurement and installation of 100-foot monopole towers and their foundations at six military installations. This opportunity involves construction services, including geotechnical surveys and electrical infrastructure installation, and is conducted under FAR Pa…

    ME

    Posted Aug 20, 2026Due Sep 15, 2026Combined Synopsis/SolicitationNAICS 238110Total Small Business Set-Aside (FAR 19.5)Sol: W50S8326QA001
    View details→

    DEPARTMENT OF THE INTERIOR

    MIIN CONCRETE HISTORIC SLAB REPLACEMENT

    Active

    AI Summary

    The Department of the Interior, National Park Service, is soliciting proposals for the MIIN Concrete Historic Slab Replacement project. This opportunity involves both construction services and materials related to historic preservation. Interested bidders should prepare to submit their proposals by the specified deadli…

    WA

    Posted Aug 19, 2026Due Sep 2, 2026SolicitationNAICS 238110Total Small Business Set-Aside (FAR 19.5)Sol: 140P8326Q0071
    View details→

    DEPT OF DEFENSE

    INSTALL LOADING RAMP - SUFFOLK, VA

    Active

    AI Summary

    The Department of Defense is seeking quotes for the installation of a loading ramp in Suffolk, VA. This project, identified as CSS# 99199, is classified under NAICS code 238110 and is set aside for small businesses. Interested contractors should respond to solicitation number W15QKN-26-Q-A130.

    NJ

    Posted Aug 18, 2026Due Aug 26, 2026Combined Synopsis/SolicitationNAICS 238110Total Small Business Set-Aside (FAR 19.5)Sol: W15QKN26QA130
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    SHED FOUNDATION INSTALLATION, GUILFORD, CT 06437-3674

    Active

    AI Summary

    The Department of Homeland Security, US Coast Guard, is seeking a contractor for the installation of a shed foundation pad in Guilford, CT. The project requires all labor, materials, and supervision, with a magnitude under $25,000. Interested bidders must submit a detailed quote and completed SF18 via email.

    MA

    Posted Aug 17, 2026Due Aug 26, 2026Combined Synopsis/SolicitationNAICS 238110Total Small Business Set-Aside (FAR 19.5)Sol: 70Z02426Q0000858
    View details→

    DEPARTMENT OF HOMELAND SECURITY

    BASE STL IPD PARKING LOT PROJECT

    Archived

    AI Summary

    The US Coast Guard is seeking proposals for the preparation and pouring of a concrete parking pad at Base STL. This project is a small business set-aside and will result in a firm-fixed price construction contract awarded to the lowest price technically acceptable offeror. Interested bidders must inspect the site and a…

    LA

    Posted Aug 13, 2026Due Aug 21, 2026Combined Synopsis/SolicitationNAICS 238110Total Small Business Set-Aside (FAR 19.5)Sol: 70Z02926QGALV0065
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    368
    sled
    358
    forecast
    5

    Related NAICS Codes

    • 23, Construction→
    • 236, Construction of Buildings→
    • 2361, Residential Building Construction→
    • 23611, Residential Building Construction→
    • 236115, New Single-Family Housing Construction (except For-Sale Builders) →
    • 236116, New Multifamily Housing Construction (except For-Sale Builders) →
    • 236117, New Housing For-Sale Builders →
    • 236118, Residential Remodelers →
    • 2362, Nonresidential Building Construction→
    • 23621, Industrial Building Construction→

    Explore

    • 23811 Definition→
    • Browse NAICS Codes→
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    About NAICS 23811

    This industry comprises establishments primarily engaged in pouring concrete foundations and structural elements for buildings and other structures. These contractors specialize in constructing concrete foundations, walls, and other structural components.

    Read the full NAICS definition →