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.

H-WA-LEAVENWORTH NFH-PIPELINE REPAIR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jul 22, 2026

Y1LB-656-24-205, Roads Repair 2024

VETERANS AFFAIRS, DEPARTMENT OF
Saint Paul, MN
NAICS 237310
Posted Jul 22, 2026
SDVOSB

EVERGLADES HARBOR, MAINTENANCE DREDGING, COLLIER COUNTY, FLORIDA.

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jul 22, 2026
Due Aug 21, 2026
Small Business

FY26 Clouter Creek Middle and Highway Cell Diking

DEPT OF DEFENSE
CHARLESTON, SC
NAICS 237990
Posted Jul 22, 2026
Due Aug 21, 2026
Small Business

Conemaugh Dam Gantry Crane Machinery Housing Roof Replacement

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237990
Posted Jul 22, 2026
Due Aug 14, 2026
Small Business

SEA BRIGHT TO MANASQUAN, NEW JERSEY FY 26 RENOURISHMENT

DEPT OF DEFENSE
NEW YORK, NY
NAICS 237990
Posted Jul 22, 2026
Due Aug 25, 2026

TIMPAS PICNIC AREA SITE IMPROVEMENT PROJECT

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237990
Posted Jul 22, 2026
Due Aug 25, 2026
Small Business

Maintain Base Roads and Parking at the Alpena CRTC

DEPT OF DEFENSE
ALPENA, MI
NAICS 237310
Posted Jul 22, 2026
Due Aug 13, 2026
Small Business

Material Transfer Vehicle (MTV) - Avon Park

DEPT OF DEFENSE
TAMPA, FL
NAICS 237310
Posted Jul 22, 2026
Small Business

Railroad and Fencing Repairs at Gate #4

DEPT OF DEFENSE
FORT BLISS, TX
NAICS 237990
Posted Jul 22, 2026
Due Sep 8, 2026
Small Business

SD FLAP SDGFP PARKING(1) North Point Parking Lot

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jul 22, 2026
No Set Aside

SD FTFW MADI 10(2) & 9000(1) REHAB MADISON WMD HQ ROAD

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jul 22, 2026
No Set Aside

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 Jul 22, 2026
Due Aug 21, 2026
Small Business

SEWER LINE RENOVATION, FRANKFURT

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Jul 22, 2026
Due Aug 25, 2026
No Set Aside

Y-NORTH SHORE ROAD STRIPING AT VIRGIN ISLANDS NATIONAL PARK

INTERIOR, DEPARTMENT OF THE
HOMESTEAD, FL
NAICS 237310
Posted Jul 22, 2026
Due Sep 4, 2026
HUBZone

Z2DA-519-20-200 VABS Replace Boiler Plant Solicitation 36C25726B0006

VETERANS AFFAIRS, DEPARTMENT OF
San Antonio, TX
NAICS 237130
Posted Jul 22, 2026
Due Aug 17, 2026
SDVOSB

USACE SPK DBB Construction - Natomas NPP - Sacramento, CA

DEPT OF DEFENSE
SACRAMENTO, CA
NAICS 237110
Posted Jul 21, 2026
Due Sep 4, 2026
No Set Aside

Tioga Bridge Rehabilitation

INTERIOR, DEPARTMENT OF THE
PORTLAND, OR
NAICS 237310
Posted Jul 21, 2026
Due Aug 22, 2026
Small Business

Mississippi River, RM 488.5-L, FC/MR&T, Channel Improvement, Ben Lomond Dike 2C Extension, and Baleshed Landing Dike 6 Raise

DEPT OF DEFENSE
NAICS 237990
Posted Jul 21, 2026
Due Aug 14, 2026

XUMU 20260001A Bldg 15501 FOC Comm Install

DEPT OF DEFENSE
VANDENBERG SFB, CA
NAICS 237130
Posted Jul 21, 2026
Due Aug 20, 2026
Small Business