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

Avg Response Window

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.

Big Bend 230kV Tie-Line Switch Replacement

DEPT OF DEFENSE
OMAHA, NE
NAICS 237130
Posted Sep 14, 2026
Due Oct 5, 2026

Y-COTP Series Capacitor Two-Phase Design Build

ENERGY, DEPARTMENT OF
FOLSOM, CA
NAICS 237130
Posted Sep 14, 2026
Due Oct 30, 2026

J-Padre Island National Seashore - Replace Buoys and

INTERIOR, DEPARTMENT OF THE
OMAHA, NE
NAICS 237990
Posted Sep 14, 2026

Z-HAFE 242454 PAVEMENT PRESERVATION PROJECT

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237310
Posted Sep 14, 2026

Z-GLAC REMOVE SLUDGE AT WLD WWTP

INTERIOR, DEPARTMENT OF THE
Yellowstone National Park, WY
NAICS 237990
Posted Sep 14, 2026

W911SA26BA006 new IDIQ - Asphalt IDIQ FY26-29

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 237310
Posted Sep 14, 2026

FORT MCCOY SEAL COAT CRACK SEAL IDIQ FY26-FY29

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 237310
Posted Sep 14, 2026
Small Business Set Aside - Total

Z-Emergency Repair at Golden Gate National Recreation Area for the repair of a b

INTERIOR, DEPARTMENT OF THE
SAN FRANCISCO, CA
NAICS 237110
Posted Sep 14, 2026

Relocate Lift Station- FCC Beaumont

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 14, 2026
8(a) Sole Source

GAOA Cooter Creek Rd Bridge Replacement (SC)

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237310
Posted Sep 14, 2026

TIMPAS PICNIC AREA SITE IMPROVEMENT PROJECT

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237990
Posted Sep 14, 2026
Small Business Set Aside - Total

Solicitation is Restricted to the Current Region 3 FERM BPA Holders - USDA Forest Service

AGRICULTURE, DEPARTMENT OF
SANTA FE, NM
NAICS 237310
Posted Sep 14, 2026
Small Business Set Aside - Total

Detroit Dam Interim Regulating Outlet Repairs - Award Notice

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Sep 11, 2026
8(a) Sole Source

Award Notice - MOUTH OF THE COLUMBIA RIVER - NORTH JETTY MAJOR MAINTENANCE - PHASE II -

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Sep 11, 2026
No Set Aside

BEACH RENOURISHMENT, ANNA MARIA ISLAND, MANATEE COUNTY, FL

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Sep 11, 2026
No Set Aside

Z-Folsom Dam Vessel Exclusion Barrier and Debris Boom

INTERIOR, DEPARTMENT OF THE
SACRAMENTO, CA
NAICS 237990
Posted Sep 11, 2026

Z-NORTH COTTEREL ROAD MAINTENANCE

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 237310
Posted Sep 11, 2026

Market Survey - Microgrid - United States Army Garrison (USAG) Ansbach; Bavaria, Germany Katterbach Kaserne

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237130
Posted Sep 11, 2026
Due Oct 9, 2026

Barataria Bay Waterway, Maintenance Dredging, Bar Channel

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Sep 11, 2026
Due Sep 16, 2028
No Set Aside

Upgrade Water Tanks - FCI Texarkana, Tx

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 11, 2026
Due Oct 13, 2026
Small Business Set Aside - Total