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.

San Pasqual Septic to Sewer Conversion Project

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 17, 2026
Due Oct 9, 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)

NEW IDIQ - CONCRETE AND GRAVEL IDIQ FY26-29

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 237310
Posted Sep 17, 2026
HUBZone

Y-DEWA 310424 325752 324741 - Safety and Pavement Improvements to Route 209 & McDade Trail - Delaware Water Gap National Recreation Area

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237310
Posted Sep 17, 2026

B-GUSG HABITAT HYDRO-LOGIC RESTORATION 202

INTERIOR, DEPARTMENT OF THE
Lakewood, CO
NAICS 237990
Posted Sep 17, 2026
Due Oct 22, 2026
Small Business Set Aside - Total

Bill Parkin (MAK)

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 237110
Posted Sep 17, 2026
Due Oct 16, 2026
Small Business Set Aside - Total

Asphalt Paving

DEPT OF DEFENSE
HOLLOMAN AFB, NM
NAICS 237310
Posted Sep 17, 2026
Small Business Set Aside - Total

Pre-Solicitation Notice for Indefinite Delivery Contract (IDC) for Regional Dredge Multiple Award Task Order Contract (MATOC) - USACE Huntington District - W91237-26-R-A024

DEPT OF DEFENSE
HUNTINGTON, WV
NAICS 237990
Posted Sep 17, 2026

Houston National Cemetery, National Shrine Project

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Sep 17, 2026
SDVOSB

EVERGLADES HARBOR, MAINTENANCE DREDGING, COLLIER COUNTY, FLORIDA.

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Sep 17, 2026
Small Business Set Aside - Total

Banana River, Maintenance Dredging, Brevard County, Florida

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Sep 17, 2026
Small Business Set Aside - Total

WA FWS LPO MULTI(1) Little Pend Oreille NWR Culvert Improvements

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Sep 17, 2026
Due Oct 20, 2026
Small Business Set Aside - Total

Z-ALPO STABILIZATION OF STAPLE BEND TUNNEL

INTERIOR, DEPARTMENT OF THE
Washington, DC
NAICS 237990
Posted Sep 17, 2026
Due Oct 30, 2026
Small Business Set Aside - Total

BLDG C12 INSTALL ELECTRICAL SWITCHGEAR

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237130
Posted Sep 17, 2026
8(a) Set-Aside

USACE National Enterprise Dredging Center Scope Dredge to Budget Contract

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 237990
Posted Sep 17, 2026
Due Oct 15, 2026

Fort Bliss National Cemetery, Gravesite Expansion and FCA Deficiencies

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Sep 17, 2026
Due Oct 27, 2026
SDVOSB

GAOA, Road Striping and Signage 2.0

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237310
Posted Sep 16, 2026
Small Business Set Aside - Total

DDJC CENTRALIZED GAS AND ELECTIC METERING, TRACY, CA

DEPT OF DEFENSE
SACRAMENTO, CA
NAICS 237130
Posted Sep 16, 2026
WOSB

Install Lift Station- FCI Bastrop

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Sep 16, 2026
No Set Aside

AK FLAP ANCHORAGE 2021(1), Far North Bicentennial Park Enhancements

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Sep 16, 2026
No Set Aside

LOCK AND DAM 25 NEW 1,200 FT LOCK NAVIGATION AND ECOSYSTEM SUSTAINABILITY PROGRAM (NESP)

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Sep 16, 2026
Due Nov 16, 2026