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.

ND FLAP SDN 7NE(1) Hoffer Lake Access

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Dec 11, 2025
Small Business

TX NP MULTI PMS(1) Pavement Preservation Texas

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Dec 10, 2025

Y-Lagoon & Access Road Repair - Death Valley (DEVA)

INTERIOR, DEPARTMENT OF THE
Washington, DC
NAICS 237990
Posted Dec 10, 2025

WA ERFO FS GIFPN603 2020-1(1), Gifford Pinchot Repairs 2020, Phase 1

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Dec 9, 2025
Small Business

Robert S. Kerr Waterline Extension and Meter Relocation

DEPT OF DEFENSE
TULSA, OK
NAICS 237110
Posted Dec 9, 2025

Z-Bridge 447 - Timber Replacement

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 237310
Posted Dec 9, 2025
Small Business

J-POLE / EMERGENCY CONTRACT WORK

INTERIOR, DEPARTMENT OF THE
PHOENIX, AZ
NAICS 237130
Posted Dec 8, 2025

MT FLAP DOT 236(2), Winifred North

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Dec 8, 2025

Z-HAMMOND CANAL FLOW MONITORING

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237110
Posted Dec 8, 2025

MILITARY CONSTRUCTION PROJECT (MILCON) P1062 DESIGN-BID-BUILD, DRY DOCK 3 MODERNIZATION, NORFOLK NAVAL SHIPYARD, PORTSMOUTH, VIRGINIA

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Dec 8, 2025

U&O Pavement in Fort Duchesne, Utah, Uintah County

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 237310
Posted Dec 4, 2025
IEE

Ditch 9 and 10, Straight Slough Channel Improvements

DEPT OF DEFENSE
MEMPHIS, TN
NAICS 237990
Posted Dec 4, 2025

FY26 Harlingen Placement Area (PA)13 and 10 Improvements

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Dec 3, 2025
Due Dec 17, 2026

F-BGNDRF WELL 2 REPAIR SERVICE

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237110
Posted Dec 2, 2025

Y-LA-BAYOU SAUVAGE NWR-REHAB OBS DECKS

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Dec 2, 2025

FY26 CRRP USGS DOCK REPAIR

DEPT OF DEFENSE
CHARLESTON, SC
NAICS 237990
Posted Dec 2, 2025
Small Business

GAOA Historic Guinavah-Malibu Campground and Amphitheatre Reconstruction

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237990
Posted Dec 1, 2025
Small Business

GAOA Timberlane Campground Reconstruction

AGRICULTURE, DEPARTMENT OF
LIBBY, MT
NAICS 237990
Posted Dec 1, 2025
Small Business

Mid-Atlantic Region Construction Multiple Award Task Order Contract (MATOC)

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Dec 1, 2025
Small Business

Mid-Atlantic Region Construction Multiple Award Task Order Contract (MATOC)

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Dec 1, 2025
Small Business