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.

GAOA Rexford Sewer & Water System Replacement

AGRICULTURE, DEPARTMENT OF
LIBBY, MT
NAICS 237110
Posted Jun 11, 2026
Small Business

Z2NZ-CON-NRM 653-23-101 Repair-Replace Campus Sewer and Storm Drain Lines

VETERANS AFFAIRS, DEPARTMENT OF
VANCOUVER, WA
NAICS 237110
Posted Jun 11, 2026

Z-CO-ROCKY MTN ARSNL NWR-ASPHALT

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Jun 11, 2026

Z-BROKEN DOMESTIC WATER LINE REPAIR, BOZEMAN FISH TE

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jun 11, 2026

Monongahela National Forest FR76 Embankment Stabilization Project

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237310
Posted Jun 11, 2026
Small Business

Chatfield 54-inch Conduit Repair Tri-Lakes Project Office Chatfield Lake, CO

DEPT OF DEFENSE
OMAHA, NE
NAICS 237110
Posted Jun 10, 2026
Small Business

Justification and Approval for Limiting Competition for National Security. Runway Repair and Airfield Lighting, Jordan, W912ER26RA014

DEPT OF DEFENSE
WINCHESTER, VA
NAICS 237310
Posted Jun 10, 2026

Alvin Bush Dam Rock Wall Stabilization, Kettle Creek, Clinton County, PA

DEPT OF DEFENSE
BALTIMORE, MD
NAICS 237990
Posted Jun 10, 2026

Tongass NF Helicopter Pad Replacement

AGRICULTURE, DEPARTMENT OF
KLAMATH FALLS, OR
NAICS 237990
Posted Jun 10, 2026
Small Business

Biloxi National Cemetery Expansion and FCA Deficiencies

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Jun 10, 2026
SDVOSB

Z-Mead Substation Sewer Remediation and Replacement

ENERGY, DEPARTMENT OF
PHOENIX, AZ
NAICS 237110
Posted Jun 10, 2026

Naval Submarine Base Kings Bay, Maintenance Dredging, Camden County, Georgia

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jun 9, 2026
Small Business

C-D-B North Fume Replacement, Sacramento National Wildlife Refuge

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jun 9, 2026

Y-NGWSP BLOCK 2-3 HDD

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237110
Posted Jun 9, 2026

CO NP COLM 10(5), GUARDRAIL IMPROVEMENT

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jun 8, 2026
Small Business

INTRACOASTAL WATERWAY MAINTENANCE DREDGING VICINITY OF BAKERS HAULOVER, MIAMI-DADE COUNTY, FLORIDA.

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jun 8, 2026
Small Business

Keystone Tainter Gate Repairs

DEPT OF DEFENSE
TULSA, OK
NAICS 237990
Posted Jun 5, 2026

Y1DA-FY26 NRM 648-26-101 Underground Repairs Vancouver

VETERANS AFFAIRS, DEPARTMENT OF
VANCOUVER, WA
NAICS 237110
Posted Jun 5, 2026
SDVOSB

60-Yellowstone National Park - Fiber Broadband to Gra

INTERIOR, DEPARTMENT OF THE
YELWSTN NL PK, WY
NAICS 237130
Posted Jun 5, 2026

Indefinite Delivery/Indefinite Quantity (IDIQ), Multiple Award Task Order Contract (MATOC), for Mississippi River Stone Placement, Within the Boundaries of the Vicksburg District

DEPT OF DEFENSE
VICKSBURG, MS
NAICS 237990
Posted Jun 5, 2026