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

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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.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

236:Construction of Buildings238:Specialty Trade Contractors

Z-MT-CRESTON NFH-WELL ABANDONMENT

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237110
Posted Aug 20, 2026

Y-N191 VOYA 335009 REHAB RAINY AND ASH PAVEMENT PRESERVATION PROJECT AT VOYAGEURS NATIONAL PARK IN MINNESOTA.

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237310
Posted Aug 20, 2026

Y-Beresford Substation Stage 11, South Dakota

ENERGY, DEPARTMENT OF
BILLINGS, MT
NAICS 237130
Posted Aug 20, 2026

Y1ND-621-22-109 - AJP-Replace Site UG Sanitary and Storm Sewer Piping

VETERANS AFFAIRS, DEPARTMENT OF
MURFREESBORO, TN
NAICS 237110
Posted Aug 19, 2026
SDVOSB

Willamette NF, MF 26-5 Annual Road Maintenance and/or MF 26-6 Suppression/Repair Road Maintenance

AGRICULTURE, DEPARTMENT OF
SPRINGFIELD, OR
NAICS 237310
Posted Aug 19, 2026
Small Business Set Aside - Total

Willamette NF, MF 26-1 Willamette Complex North Suppression Repair Road Maintenance

AGRICULTURE, DEPARTMENT OF
SPRINGFIELD, OR
NAICS 237310
Posted Aug 19, 2026
Small Business Set Aside - Total

Purchase of Culvert Materials for Ouachita National Forest, Arkansas

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237310
Posted Aug 19, 2026
Small Business Set Aside - Total

Construction of RP-5 Offsite Facilities Project EN19001.03 and Butterfield Lift Station Improvements Project EN26054

Small Business Administration (SBA)
CA
NAICS 237110
Posted Aug 18, 2026
Due Oct 6, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

GAOA Grand Isle NRA Water System Improvement

AGRICULTURE, DEPARTMENT OF
GLADSTONE, MI
NAICS 237110
Posted Aug 18, 2026
Small Business Set Aside - Total

Castle Creek Bridge Repair

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237310
Posted Aug 18, 2026
Small Business Set Aside - Total

Freshwater Bayou - Lock to The Gulf, Freshwater Bayou Maintenance Dredging #26-1, ED 25-018

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Aug 18, 2026
No Set Aside

Maintenance Dredging of Isle Au Haut Thoroughfare, Isle Au Haut, Maine

DEPT OF DEFENSE
CONCORD, MA
NAICS 237990
Posted Aug 18, 2026
Small Business Set Aside - Total

Barataria Bay Waterway, Maintenance Dredging (Non-Continuous) Bayou Rigaud, Jefferson Parish, Louisiana (ED-25-008)

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Aug 17, 2026
Due Aug 17, 2028
No Set Aside

Surface Blading with rolling, Roadside veg removal and logout on the Umpqua FS

AGRICULTURE, DEPARTMENT OF
ROSEBURG, OR
NAICS 237310
Posted Aug 17, 2026
Small Business Set Aside - Total

Z-PHILLIPS RESERVOIRS REPAIR

INTERIOR, DEPARTMENT OF THE
BILLINGS, MT
NAICS 237990
Posted Aug 17, 2026

Z-Theodore Roosevelt National Park- Restripe Park Roads/Install Speed Humps/Apply Crack Sealants

INTERIOR, DEPARTMENT OF THE
Rapid City, SD
NAICS 237310
Posted Aug 17, 2026

Trail Hardening MUT, Lake Loop Section

AGRICULTURE, DEPARTMENT OF
ALBUQUERQUE, NM
NAICS 237990
Posted Aug 15, 2026
Small Business Set Aside - Total

Webbers Falls Tainter Gate Replacement and Repair

DEPT OF DEFENSE
TULSA, OK
NAICS 237990
Posted Aug 14, 2026

Maintenance Dredging of Hudson River Federal Navigation Project - Haverstraw Bay, New York

DEPT OF DEFENSE
NEW YORK, NY
NAICS 237990
Posted Aug 14, 2026

City of McMechen, West Virginia, Stormwater Project - Section 219

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237110
Posted Aug 14, 2026
Small Business Set Aside - Total
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