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.

Lorain Harbor West Breakwater Repair Phase II

DEPT OF DEFENSE
BUFFALO, NY
NAICS 237990
Posted Mar 16, 2026
Small Business

Y-MOD/MODE/US Bypass Canal Repairs

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 237990
Posted Mar 16, 2026

GW&J NF Eastern Divide RD Culvert Cleaning

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237110
Posted Mar 16, 2026
Small Business

FY26 DOUBLE BAYOU MAINTENANCE DREDGING

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Mar 16, 2026
Small Business

MOTCO Rail Curves Package 2

DEPT OF DEFENSE
SACRAMENTO, CA
NAICS 237990
Posted Mar 13, 2026

Z-BROCK RESERVOIR GATE REPLACEMENT/REPAIRS

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 237990
Posted Mar 13, 2026

FY26 Airfield Striping & Rubber Removal

DEPT OF DEFENSE
DOVER AFB, DE
NAICS 237310
Posted Mar 13, 2026
Small Business

West Dickinson Offloading Platform

DEPT OF DEFENSE
DETROIT, MI
NAICS 237990
Posted Mar 13, 2026
Small Business

Alpena Harbor Maintenance Dredging

DEPT OF DEFENSE
DETROIT, MI
NAICS 237990
Posted Mar 13, 2026
Small Business

Soo Locks Generator and Duct Bank

DEPT OF DEFENSE
DETROIT, MI
NAICS 237130
Posted Mar 13, 2026

Y-SARA 257238 Tour Stop 7 Drainage Repair

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237990
Posted Mar 13, 2026

ODF-T FY26 Sac River Access Roadwork

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237310
Posted Mar 13, 2026
No Set Aside

ID FLAP BONNER 841(1), Trestle Creek Road, MP 100 to 103.7

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Mar 12, 2026
No Set Aside

Central Everglades Planning Project (CEPP) Contract 11B, Everglades Agricultural Area (EAA) A-2 Reservoir Embankment and Structures, Palm Beach County, FL.

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Mar 12, 2026

Z2NE-660-23-101 (Rehabilitate Domestic Water Lines)

VETERANS AFFAIRS, DEPARTMENT OF
Greenwood Village, CO
NAICS 237110
Posted Mar 11, 2026
SDVOSB

Houma Navigation Canal, Terrebonne Bay and Cat Island Pass, LA, Maintenance Dredging #24-2, Terrebonne Parish, Louisiana. ED 23-032

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Mar 11, 2026

Detroit Ranger District Road Clearing

AGRICULTURE, DEPARTMENT OF
SPRINGFIELD, OR
NAICS 237310
Posted Mar 11, 2026
Small Business

Z-CERC Well No. 1 Renovation

INTERIOR, DEPARTMENT OF THE
RESTON, VA
NAICS 237110
Posted Mar 11, 2026

Chequamegon-Nicolet National Forest Culvert and Supply Delivery, Wisconsin

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237310
Posted Mar 11, 2026
Small Business

Z-Shenandoah National Park (SHEN) Repair Big Meadows Campground Access Routes

INTERIOR, DEPARTMENT OF THE
PHILADELPHIA, PA
NAICS 237310
Posted Mar 10, 2026