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.

USFS - Dillon Fire BAER and Suppression Road Repair

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237310
Posted Sep 1, 2026
Small Business Set Aside - Total

GAOA Const Mesa Falls Boardwalk CTNF

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237990
Posted Sep 1, 2026
Small Business Set Aside - Total

Z-PR-CULEBRA NWR- Entrance Road and Parking Rehab

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Sep 1, 2026

Y-Turnout Buildings

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237110
Posted Aug 31, 2026
Due Nov 10, 2026

Z-PR PUERTO RICAN PARROT ESFO TRAILS IGUAC

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Aug 31, 2026

56-MO-MINGO NWR-AUTO TOUR ROAD REHAB OZARK

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Aug 31, 2026

Y-Multiple-Award Task Order Contracts (MATOC) for Alt/Repair Construction Services for the continental US and Hawaii in any state or US territory for the Department of Interior (DOI) and Forest Service

INTERIOR, DEPARTMENT OF THE
ALBUQUERQUE, NM
NAICS 237310
Posted Aug 31, 2026

Y-GRCA 352119 CRITICAL UTILITIES RESTORATION

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237110
Posted Aug 31, 2026

Y-Steamboat Rock State Park Shoreline Stabilization, Columbia Basin Project, Washington

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 237990
Posted Aug 31, 2026

Lame Deer Heliport and Concrete Support Structure Remediation

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 237310
Posted Aug 31, 2026

Repave Parking Lot Mess Hall

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237310
Posted Aug 31, 2026
Small Business Set Aside - Total

Nez Perce-Clearwater NF - Seed Orchard Disconnect and Electrical Life Safety Rehab

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237130
Posted Aug 28, 2026
Small Business Set Aside - Total

Waterline Boring at Fall River Lake, KS

DEPT OF DEFENSE
TULSA, OK
NAICS 237110
Posted Aug 28, 2026
Small Business Set Aside - Total

Solar Construction on New Building

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 237130
Posted Aug 28, 2026
Small Business Set Aside - Total

GMF Road Maintenance 2026

AGRICULTURE, DEPARTMENT OF
RUTLAND, VT
NAICS 237310
Posted Aug 28, 2026
Small Business Set Aside - Total

Y-Cape Cod National Seashore - Replace Province Land

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 237110
Posted Aug 28, 2026

MT FLAP BLACKF 12(1) & MT NP GLAC 12(2), FLAP & FLTP Rehabilitation of Two Medicine Road

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Aug 28, 2026
No Set Aside

Aqueduct Boilers Preventative Maintenance and Repairs 2026

DEPT OF DEFENSE
BALTIMORE, MD
NAICS 237110
Posted Aug 27, 2026

Y-SLATE CREEK SECTION 22 WATER WELL

INTERIOR, DEPARTMENT OF THE
PORTLAND, OR
NAICS 237110
Posted Aug 27, 2026

Y-GOGA 244458 & FOPO 186401 Construct Bike Path at W

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237310
Posted Aug 27, 2026