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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /237990

    NAICS Demand Lane

    Other Heavy and Civil Engineering Construction, Contract Opportunities

    10,977 total opportunities (10,977 active) tied to NAICS 237990 across federal, state, local, and forecast sources.
    NAICS 237990Federal + SLED11K total
    View NAICS definition →
    Total Opportunities
    11K
    Across all indexed sources
    Active Estimate
    11K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 237990.

    DEPT OF DEFENSE

    SHIPYARD INFRASTRUCTURE OPTIMIZATION PROGRAM MULTI-MISSION DRY DOCK, MULTIPLE AWARD CONSTRUCTION CONTRACT

    Archived

    AI Summary

    The Department of Defense is seeking contractors for the Shipyard Infrastructure Optimization Program, focusing on the construction of a Multi-Mission Dry Dock at Puget Sound Naval Shipyard. This opportunity involves multiple award construction contracts with a maximum value of $15 billion over ten years. Interested bi…

    WA

    Posted Sep 14, 2026PresolicitationNAICS 237990Sol: N4425526R0005
    View details→

    DEPARTMENT OF AGRICULTURE

    GAOA SAND POND TRAIL BOARDWALK REPLACEMENT TAHOE NF

    Active

    AI Summary

    The GAOA Sand Pond Trail Boardwalk Replacement project is a Request for Quotation (RFQ) set aside for small businesses. This solicitation invites offers for the replacement of the boardwalk at Tahoe National Forest. Interested parties should submit their quotations as specified in the announcement.

    CA

    Posted Sep 14, 2026Due Sep 21, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: 127EAX26Q0070
    View details→

    DEPT OF DEFENSE

    CMC GREENSPACE IFB

    Archived

    AI Summary

    The U.S. Army Corps of Engineers is soliciting bids for the construction of a CMC Greenspace at Robins Air Force Base. This project includes site preparation, demolition, new electrical distribution, area lighting, and landscaping. The procurement is set aside for Service-Disabled Veteran-Owned Small Businesses. Bids a…

    GA

    Posted Sep 14, 2026Due Sep 14, 2026SolicitationNAICS 237990Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: W912HN26BA017
    View details→

    DEPT OF DEFENSE

    CALCASIEU RIVER AND PASS, LA, MAINTENANCE DREDGING FY26, MILE 5.0 TO MILE 17.0, INCLUDING BENEFICIAL USE WITHIN CWPPRA SABINE CYCLE 6 MARSH CREATION AREAS, CALCASIEU AND CAMERON PARISHES, LA ED 23-024

    Active

    AI Summary

    This opportunity involves maintenance dredging of the Calcasieu River and Pass, including beneficial use within designated marsh creation areas. The project has a construction magnitude between $25 million and $100 million, with a completion time of 300 days. Bids are due by September 18, 2026, and all amendments must …

    LA

    Posted Sep 14, 2026Due Sep 18, 2026SolicitationNAICS 237990Sol: W912P826BA023
    View details→

    DEPT OF DEFENSE

    DESIGN-BID-BUILD, P1102 WEAPONS MAGAZINE AND ORDNANCE OPERATIONS FACILITY, NAVAL SUBMARINE BASE NEW LONDON, GROTON, CONNECTICUT

    Active

    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. Bidders should refer to Amendment 0012 and the applicable attachments for detailed requirements. The project is classified under NAICS code 237990.

    VA

    Posted Sep 14, 2026Due Sep 29, 2026SolicitationNAICS 237990Sol: N4008526R0004
    View details→

    DEPT OF DEFENSE

    DULUTH VESSEL YARD PHASE III REPAIRS

    Active

    AI Summary

    The U.S. Army Corps of Engineers intends to sole source the installation of a new electrical transformer by Minnesota Power for the Duluth Vessel Yard Phase III Repairs. This opportunity is not a competitive bid but seeks industry feedback through an RFI. Interested parties must respond by September 30, 2026, with thei…

    MI

    Posted Sep 14, 2026Due Sep 30, 2026Special NoticeNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: PANGLR-26-P-0000030113MNPower
    View details→

    DEPT OF DEFENSE

    NOTICE OF INTENT (NOI) TO SOLE SOURCE AND REQUEST FOR INFORMATION (RFI)

    Active

    AI Summary

    The U.S. Army Corps of Engineers intends to sole source Appleton Powertite® series receptacles for the Duluth Vessel Yard Phase III Repairs. Interested parties capable of providing compatible equivalent products are invited to respond by September 30, 2026. This notice is for industry feedback and not a solicitation fo…

    MI

    Posted Sep 14, 2026Due Sep 30, 2026Special NoticeNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: PANGLR-26-P-0000030113
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    CAMP NELSON NATIONAL CEMETERY, KY 833CM3030 – CORRECT FCA DEFICIENCIES

    Active

    AI Summary

    The Department of Veterans Affairs is soliciting proposals for construction services to correct deficiencies at Camp Nelson National Cemetery in Kentucky. This project is set aside for service-disabled veteran-owned small businesses, with an estimated construction cost between $20 million and $30 million. Proposals are…

    VA

    Posted Sep 14, 2026Due Oct 15, 2026SolicitationNAICS 237990Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: 36C78626R0058
    View details→

    DEPT OF DEFENSE

    JOHNSON FIELD REPAIR

    Archived

    AI Summary

    This opportunity involves the repair of the Johnson Softball Field at Travis AFB, CA, due to safety hazards caused by gopher infestations. The due date for offers is 14 September 2026 at 1500 PDT. Interested parties should review the updated Statement of Work and amendments for detailed project requirements.

    CA

    Posted Sep 14, 2026Due Sep 14, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: FA442726Q1133
    View details→

    DEPT OF DEFENSE

    Notice of Intent (NOI) to Sole Source AND Request for Information (RFI)

    Active

    AI Summary

    The U.S. Army Corps of Engineers intends to sole source the installation of a new electrical transformer by Minnesota Power for the Duluth Vessel Yard Phase III Repairs project. This RFI seeks industry feedback on the capability to provide a compatible utility connection. Responses are due by September 30, 2026, at 2:0…

    MI

    Posted Sep 14, 2026Due Sep 30, 2026Special NoticeNAICS 237990Small Business Set Aside - TotalSol: PANGLR-26-P-0000027722
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    9,061
    sled
    1,772
    forecast
    144

    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

    • 237990 Definition→
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    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 →