NAICS 237in23:Construction

Heavy and Civil Engineering Construction

2,133 active contract opportunities

2,133

Active Opportunities

1,836

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Other Heavy and Civil Engineering Construction875
  • Highway, Street, and Bridge Construction674
  • Water and Sewer Line and Related Structures Construction390
  • 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
  • CA176
  • 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.

Z-HAMP Historic Site Storm Water Rehabilitation

INTERIOR, DEPARTMENT OF THE
HERNDON, VA
NAICS 237110
Posted Sep 16, 2026

Y-Stegall Substation Stage 07 Phase 01

ENERGY, DEPARTMENT OF
LOVELAND, CO
NAICS 237130
Posted Sep 16, 2026

Z-GOSP 315426, Rehabilitate Asphalt Pavement Parking Areas

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237310
Posted Sep 16, 2026

Fort Collins Road Repairs, NIST, Boulder, CO

COMMERCE, DEPARTMENT OF
GAITHERSBURG, MD
NAICS 237310
Posted Sep 16, 2026
Small Business Set Aside - Total

Culvert Replacement, Knightville Dam, Huntington, MA

DEPT OF DEFENSE
CONCORD, MA
NAICS 237310
Posted Sep 16, 2026
Small Business Set Aside - Total

Y-Leavenworth Fish Hatchery SWISP Phase II

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 237990
Posted Sep 16, 2026

Calcasieu River and Pass, LA, Dredged Material Management Plan (DMMP), CDF-12A Degrading, Calcasieu Parish, LA

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Sep 16, 2026
Small Business Set Aside - Total

Y-Speelyi Beach Shoreline Protection, Yakima Project, Washington, Bureau of Reclamation C-PN Region.

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 237990
Posted Sep 16, 2026

Repairs to Base Roads and Parkings, 156th WG Muiz ANGB

DEPT OF DEFENSE
CAROLINA, PR
NAICS 237310
Posted Sep 16, 2026
Small Business Set Aside - Total

CO NP ROMO 407(1) Holzwarth Culvert

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Sep 16, 2026
Due Oct 20, 2026
No Set Aside

Y1NA-CON | NRM 653-23-100 | Remove Replace Underground Fuel Tanks

VETERANS AFFAIRS, DEPARTMENT OF
VANCOUVER, WA
NAICS 237120
Posted Sep 16, 2026
SDVOSB

FY27 Maintenance Dredging, South Atlantic Division Regional Harbor Dredge Contract

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 237990
Posted Sep 16, 2026

Tailwater and Control Tower paving, sealing, and striping for Nolin River Lake

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237310
Posted Sep 16, 2026

Biola CSD - Wastewater Treatment Plant Improvements (C-06-8155-210), Kerman, CA

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 16, 2026
Due Oct 21, 2026
Small Business (SB), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

P283 Electrical Infrastructure, On-Site Generation, and Microgrid Improvements at Marine Corps Air Station Miramar, San Diego, California

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237130
Posted Sep 15, 2026
Due Oct 14, 2026

DESIGN-BID-BUILD P171 WEAPONS MAGAZINES AT NAVAL WEAPONS STATION YORKTOWN

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Sep 15, 2026

M-ACADIA NATIONAL PARK - RE-STRIPE PAVEMENT MARKINGS

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 237310
Posted Sep 15, 2026

Yellowstone National Cemetery National Shrine Project

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Sep 15, 2026
SDVOSB

RDO_TIOGA BRIDGE REHABILITATION

INTERIOR, DEPARTMENT OF THE
PORTLAND, OR
NAICS 237310
Posted Sep 15, 2026
Due Oct 16, 2026

GMF Hapgood Pond Dam Spillway Bridge Support

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237310
Posted Sep 15, 2026
Small Business Set Aside - Total