NAICS 237in23:Construction

Heavy and Civil Engineering Construction

2,133 active contract opportunities

2,133

Active Opportunities

1,836

Posted Last 7 Days

30 days

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Top Industries

  • Other Heavy and Civil Engineering Construction875
  • Highway, Street, and Bridge Construction674
  • Water and Sewer Line and Related Structures Construction390
  • Power and Communication Line and Related Structures Construction116
  • Oil and Gas Pipeline and Related Structures Construction31

Set-Aside Distribution

  • 860
  • Small Business610
  • Small Business Set Aside - Total215
  • No Set Aside137
  • SDVOSB104

Top Locations

  • VA273
  • CA176
  • WA156
  • CO117
  • LA105

About NAICS237

The North American Industry Classification System (NAICS) code 237 covers heavy and civil engineering construction. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

236:Construction of Buildings238:Specialty Trade Contractors

LBNF/DUNE-US Near Site Project Request for Industry Input on Upcoming CM/GC Procurement

ENERGY, DEPARTMENT OF
Batavia, IL
NAICS 237
Posted Sep 9, 2026
Due Oct 2, 2026
No Set Aside

GAOA Greenough Campground Reconstruction, Custer-Gallatin National Forest

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237990
Posted Sep 9, 2026
Small Business Set Aside - Total

Old Sawmill Road Culvert Repairs

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237310
Posted Sep 9, 2026
Small Business Set Aside - Total

Harlow Island Stage 1B

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Sep 9, 2026
Small Business Set Aside - Total

Y1PZ-Fort Sill NC Gravesite Expansion and FCA Deficiencies 920CM3006

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Sep 9, 2026
Due Oct 12, 2026
SDVOSB

Z-MO-MINGO NWR- GRAVEL ROAD REHAB

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Sep 9, 2026

Award Notice for Solicitation W15QKN-26-R-A070 - Award Notice for Building 602 Motor Pool Full Depth Reclamation and Paving at Fort Devens, MA

DEPT OF DEFENSE
PICATINNY ARSENAL, NJ
NAICS 237310
Posted Sep 9, 2026
Small Business Set Aside - Total

Maintenance Dredging, Kennebec River, Kennebec Maine

DEPT OF DEFENSE
CONCORD, MA
NAICS 237990
Posted Sep 9, 2026

Elevated Water Storage Tanks, Kolekole and East Range, Schofield Barracks, Oahu, Hawaii

DEPT OF DEFENSE
FORT SHAFTER, HI
NAICS 237110
Posted Sep 8, 2026

Award Notice Re-drilling of Water Well for USDA ARS in Las Cruces, NM

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 237110
Posted Sep 8, 2026
Small Business Set Aside - Total

Z-WA-CENTRAL WASH NWRC-REPLACE FUEL TANKS

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237120
Posted Sep 8, 2026

St. Marks NWR Aucilla Tram Road Bridge DB

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Sep 8, 2026
Due Oct 16, 2026
Small Business Set Aside - Total

Y-NMWSC-CONCRETE INSTALLATION

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 237310
Posted Sep 8, 2026

Gum Tree and Knoll Park Pipeline Replacement Project

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 8, 2026
Due Oct 7, 2026
Small Business (SB), SBA-certified HUBZone Small Business (HUBZone SB), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

Purified Water Replenishment San Jacinto Valley Advances Water Purification Facility

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 8, 2026
Due Oct 20, 2026
Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

AMC-0962-00 BNACTS: LNQ RCAG Facility Repair/ Re-enforcement in Boothville, LA

Small Business Administration (SBA)
LA
NAICS 237130
Posted Sep 8, 2026
Due Oct 3, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

AMC-1083-00: GNI RCAG Facility Repair/ Re-enforcement in Galliano, LA.

Small Business Administration (SBA)
LA
NAICS 237130
Posted Sep 8, 2026
Due Oct 3, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

Building 601 Paving MEP Lot

DEPT OF DEFENSE
PICATINNY ARSENAL, NJ
NAICS 237310
Posted Sep 4, 2026
Small Business Set Aside - Total

J-INDU EMERGENCY LIFT STATION REPAIR

INTERIOR, DEPARTMENT OF THE
Rapid City, SD
NAICS 237110
Posted Sep 4, 2026

Crooked Creek Jib Crane Work Platform and Safety Updates

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237990
Posted Sep 4, 2026
Small Business Set Aside - Total
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