NAICS 237in23:Construction

Heavy and Civil Engineering Construction

2,133 active contract opportunities

2,133

Active Opportunities

1,837

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Other Heavy and Civil Engineering Construction874
  • Highway, Street, and Bridge Construction674
  • Water and Sewer Line and Related Structures Construction391
  • 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
  • CA175
  • 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.

Design Build NAPS Looney Plaza Replacement, NAVAL STATION NEWPORT, NEWPORT, RI.

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237310
Posted Feb 25, 2026
Local Area Set-Aside

Construction Services for Bar Harbor Breakwater Repair Project, Bar Harbor, Maine

DEPT OF DEFENSE
CONCORD, MA
NAICS 237990
Posted Feb 25, 2026

South Region Construction Multiple Award Task Order Contract (MATOC)

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Feb 24, 2026
Small Business

South Region Construction Multiple Award Task Order Contract (MATOC)

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Feb 24, 2026
Small Business

South Region Construction Multiple Award Task Order Contract (MATOC)

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Feb 24, 2026
Small Business

South Region Construction Multiple Award Task Order Contract (MATOC)

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Feb 24, 2026
Small Business

Z-THRO - URGENT WATERMAIN REPAIRS 2026

INTERIOR, DEPARTMENT OF THE
Rapid City, SD
NAICS 237110
Posted Feb 24, 2026

J-WI- UPR MS RIV NWF-DOCK REPAIR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Feb 24, 2026

JACKSONVILLE HARBOR, MAINTENANCE DREDGING, BAR CUT-3 THROUGH CUT-17 AND CUT-55 THROUGH LOWER TERMINAL, CHANNEL DUVAL COUNTY, FLORIDA

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Feb 24, 2026

Bryan James (Skokomish) Replacement OSS

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 237110
Posted Feb 24, 2026
Small Business

F-WELL DRILLING

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 237110
Posted Feb 23, 2026

WY NPS YELL 10(26), Gardner River High Bridge

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Feb 23, 2026

Kansas City Levees UPRR Closure Structure

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237990
Posted Feb 20, 2026
No Set Aside

CA NP MULTI PMS(1), Pavement Preservation Yosemite and Devils Postpile

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Feb 20, 2026

Bartow Sewer Upgrades J&A

DEPT OF DEFENSE
MOBILE, AL
NAICS 237110
Posted Feb 20, 2026

Y-ACADIA NATIONAL PARK - OSPREY NESTING PLATFORMS

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 237130
Posted Feb 20, 2026

GAOA Idaho Airstrip Back Country 2 PNF

AGRICULTURE, DEPARTMENT OF
MCCALL, ID
NAICS 237990
Posted Feb 20, 2026
Small Business

FR704 and FR705 ERFO Road Project

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237310
Posted Feb 20, 2026
Small Business

USCG Station Portsmouth & Sector Viginia Logistics Building Bathroom Renovations

HOMELAND SECURITY, DEPARTMENT OF
PORTSMOUTH, VA
NAICS 237110
Posted Feb 20, 2026
Small Business

Green Bay Harbor Dredging SATOC

DEPT OF DEFENSE
CHICAGO, IL
NAICS 237990
Posted Feb 19, 2026
Small Business