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.

Construct New Bulkhead at Hugo Lake

DEPT OF DEFENSE
TULSA, OK
NAICS 237990
Posted Dec 23, 2025

Mud Mountain Dam Steel Liner Repair

DEPT OF DEFENSE
SEATTLE, WA
NAICS 237990
Posted Dec 22, 2025
Small Business

Construct Sunset Liberty March pathway

DEPT OF DEFENSE
SAVANNAH, GA
NAICS 237990
Posted Dec 19, 2025
SDVOSB

$300M UNR DB/DBB Fuels MATOC

DEPT OF DEFENSE
OMAHA, NE
NAICS 237120
Posted Dec 19, 2025

ROUGH RIVER DAM SAFETY MODIFICATION PHASE II: NEW OUTLET WORKS AND CUTOFF WALL PROJECT

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237990
Posted Dec 18, 2025

National Defense Area Sector - 1 Protective Barrier Fencing

DEPT OF DEFENSE
LOS ANGELES, CA
NAICS 237310
Posted Dec 18, 2025
No Set Aside

CO FLAP LPL 10(1) LAKE NIGHTHORSE ACCESS

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Dec 18, 2025

BEQ Chiller Repairs, MCAS New River, Camp Johson, and Rifle Range

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237310
Posted Dec 18, 2025
Small Business

FY26 AIWW Dredge Material Placement Facility (DMPF) Improvements

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 237990
Posted Dec 18, 2025
Small Business

Z1LB-626A4-26-203-DB Main Entrance Traffic Improvements

VETERANS AFFAIRS, DEPARTMENT OF
MURFREESBORO, TN
NAICS 237310
Posted Dec 17, 2025
SDVOSB

USCG Station Ocean City Asphalt Paving

HOMELAND SECURITY, DEPARTMENT OF
PORTSMOUTH, VA
NAICS 237310
Posted Dec 17, 2025
Small Business

Y-AK SAIC ANCHORAGE HYDRATION STATION

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237110
Posted Dec 15, 2025

Fort Gibson Replace Spillway Bridge

DEPT OF DEFENSE
TULSA, OK
NAICS 237310
Posted Dec 15, 2025
No Set Aside

BG316 LIFT STATION RENOVATION

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237110
Posted Dec 12, 2025
8(a) Sole Source

Construction and Repair of Substation A, JMTC, Rock Island, IL

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237130
Posted Dec 12, 2025

OAKLAND INNER AND OUTER HARBOR FY25 MAINTENANCE DREDGING PROJECT

DEPT OF DEFENSE
SAN FRANCISCO, CA
NAICS 237990
Posted Dec 11, 2025

Natchez Trace Parkway

TRANSPORTATION, DEPARTMENT OF
Ashburn, VA
NAICS 237310
Posted Dec 11, 2025
Small Business

USACE Brazos Island Harbor, Port Isabel Placement Area 3 Improvements, Cameron County, Texas

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Dec 11, 2025
Small Business

FY25 Channel to Port Mansfield, Texas Maintenance Dredging

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Dec 11, 2025

Presolicitation Notice for Tom Jenkins Dam, Stilling Basin Concrete Repair, Glouster, Ohio

DEPT OF DEFENSE
HUNTINGTON, WV
NAICS 237990
Posted Dec 11, 2025
Small Business