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.

Z-Friant Dam Gate Compressor System Replacement

INTERIOR, DEPARTMENT OF THE
SACRAMENTO, CA
NAICS 237990
Posted Aug 27, 2026

Maintain Base Roads and Parking at the Alpena CRTC

DEPT OF DEFENSE
ALPENA, MI
NAICS 237310
Posted Aug 27, 2026
Small Business Set Aside - Total

Roads/Pavements & Misc. Civil Work Indefinite- Delivery/Indefinite-Quantity (IDIQ) Contract, Misawa Air Base, Japan

DEPT OF DEFENSE
APO, AP
NAICS 237310
Posted Aug 27, 2026

Justification for Other Than Full and Open Competition: Emergency Repairs to Glass Breakwater, Apra Harbor, Guam

DEPT OF DEFENSE
FPO, AP
NAICS 237990
Posted Aug 26, 2026

Absecon Island Outfalls Repair

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 237990
Posted Aug 26, 2026
Small Business Set Aside - Total

SKAGIT COUNTY DIKING DISTRICT NO. 17 EMERGENCY LEVEE REPAIR

DEPT OF DEFENSE
SEATTLE, WA
NAICS 237990
Posted Aug 26, 2026
Small Business Set Aside - Total

Asphalt Repairs Bldg 905, 916, PP201, LCH4930, AS211, & AS214

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237310
Posted Aug 26, 2026
Small Business Set Aside - Total

CO ERFO FS SNJUAN 2026-1(1) Fall Creek Road

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Aug 26, 2026
Small Business Set Aside - Total

Repair Aids to Navigation (ATON) - Southern Area of USCG District Northeast

HOMELAND SECURITY, DEPARTMENT OF
WARWICK, RI
NAICS 237990
Posted Aug 25, 2026
Due Oct 13, 2026
Small Business Set Aside - Total

Lateral Move Irrigation System

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 237110
Posted Aug 25, 2026
Small Business Set Aside - Total

GAOA Sam Owen Campground Improvements, Idaho Panhandle National Forest

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237990
Posted Aug 25, 2026
Small Business Set Aside - Total

Memphis National Cemetery, National Shrine Project

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Aug 25, 2026
SDVOSB

Y-Weld Substation Stage 05

ENERGY, DEPARTMENT OF
LOVELAND, CO
NAICS 237130
Posted Aug 25, 2026

Y-Denison Substation Stage 10, Iowa

ENERGY, DEPARTMENT OF
BILLINGS, MT
NAICS 237130
Posted Aug 25, 2026

Texas City Ship Channel, Texas Main Channel Dredging

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Aug 25, 2026

Tailwater Volunteer Village Campground Construction

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237990
Posted Aug 25, 2026
Small Business Set Aside - Total

Kansas City Levees UPRR Closure Structure

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237990
Posted Aug 24, 2026

CORINTH NATIONAL CEMETERY, 838CM3036 GRAVESITE EXPANSION AND CEMETERY IMPROVEMENTS

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Aug 24, 2026
SDVOSB

Coos Bay Fuel Upgrades

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237120
Posted Aug 24, 2026
Small Business Set Aside - Total

Bear Creek Service & Emergency Gates Replacement

DEPT OF DEFENSE
OMAHA, NE
NAICS 237990
Posted Aug 24, 2026
Small Business Set Aside - Total