NAICS 237in23:Construction

Heavy and Civil Engineering Construction

1,837 active contract opportunities

1,837

Active Opportunities

1,648

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Other Heavy and Civil Engineering Construction774
  • Highway, Street, and Bridge Construction590
  • Water and Sewer Line and Related Structures Construction312
  • Power and Communication Line and Related Structures Construction92
  • NAICS 237110 Water and Sewer Line and Related Structures Construction24

Set-Aside Distribution

  • Small Business761
  • 691
  • No Set Aside109
  • SDVOSB91
  • Full & Open63

Top Locations

  • VA229
  • CA158
  • WA137
  • LA97
  • CO88

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.

North East River Maintenance Dredging, Cecil County, MD

DEPT OF DEFENSE
BALTIMORE, MD
NAICS 237990
Posted Jul 13, 2026
Due Aug 13, 2026
Small Business

Y-SC WACCAMAW NWR RICE TRUNKS REPAIR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jul 13, 2026

FRSP REPAIR CHANCELLORSVILLE WATER TOWER

INTERIOR, DEPARTMENT OF THE
Washington, DC
NAICS 237110
Posted Jul 13, 2026
Due Aug 11, 2026
Small Business

Maintenance Dredging of NY & NJ Channels, Seguine/Ward/Outerbridge Reaches, Federal Navigation Project

DEPT OF DEFENSE
NEW YORK, NY
NAICS 237990
Posted Jul 13, 2026
No Set Aside

Replace Fire Hydrant and Drain Gate Valve, Pump Station No. 1, DFSP Hachinohe, Japan

DEPT OF DEFENSE
FPO, AP
NAICS 237110
Posted Jul 13, 2026
Due Aug 7, 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 Jul 13, 2026

46-Assateague Island National Seashore - REPLACE SEPT

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 237110
Posted Jul 12, 2026

Y-EO

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Jul 10, 2026
Due Aug 12, 2026
Small Business

Entrance Bridge Abutment Concrete Repairs, Otter Brook Lake, Keene, NH

DEPT OF DEFENSE
CONCORD, MA
NAICS 237310
Posted Jul 10, 2026
SDVOSB

Waterline Boring at Fall River Lake, KS

DEPT OF DEFENSE
TULSA, OK
NAICS 237110
Posted Jul 10, 2026
Due Aug 4, 2026
Small Business

Pre Solicitation Notice: FY27 Maintenance Dredging Yokohama North Dock

DEPT OF DEFENSE
APO, AP
NAICS 237990
Posted Jul 10, 2026
Due Nov 16, 2026

FY26 IDIQ Civil Construction

DEPT OF DEFENSE
NAS JACKSONVILLE, FL
NAICS 237990
Posted Jul 9, 2026
8(a) Sole Source

Y-ADOT SR303 EXTENSION PROJECT

ENERGY, DEPARTMENT OF
PHOENIX, AZ
NAICS 237130
Posted Jul 9, 2026

Z-OLYM REPAIR ONPVC SEWER

INTERIOR, DEPARTMENT OF THE
PORT ANGELES, WA
NAICS 237110
Posted Jul 9, 2026

Z-MAINTAIN PEARCE FERRY ROAD - Lake Mead National Re

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 237310
Posted Jul 9, 2026

Solicitation is Restricted to the Current Region 5 FERM BPA Holders.

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237310
Posted Jul 9, 2026
Due Aug 6, 2026
Small Business

GAOA Cooter Creek Rd Bridge Replacement (SC)

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237310
Posted Jul 9, 2026
Due Aug 19, 2026

Y-PAIS WASTE WATER TANK REPLACEMENT

INTERIOR, DEPARTMENT OF THE
Rapid City, SD
NAICS 237110
Posted Jul 8, 2026

THE VILLAGE OF MORTON WASTEWATER TREATMENT FACILITY MODIFICATIONS – CONTRACT A – PLANT 2

Small Business Administration (SBA)
IL
NAICS 237110
Posted Jul 8, 2026
Due Aug 11, 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)

Fort Bliss National Cemetery, Gravesite Expansion and FCA Deficiencies

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Jul 8, 2026
SDVOSB