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 Rafael Creek and ATF FY26 Maintenance Dredging

DEPT OF DEFENSE
SAN FRANCISCO, CA
NAICS 237990
Posted Sep 25, 2026
No Set Aside

GAOA Accessible Upgrades Toilet Replacement

AGRICULTURE, DEPARTMENT OF
SONORA, CA
NAICS 237990
Posted Sep 24, 2026
Small Business Set Aside - Total

WA ERFO NPS OLYM 2022-1(3), OLYMPIC NPS ERFO REPAIRS 2022 Road 107 MP 0.3 TO 0.5 & MP 0.8

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Sep 24, 2026
No Set Aside

Houston Ship Channel (HSC) Expansion Channel Improvement Project (ECIP) 11, Package 9, Segment 4 Boggy Bayou to Sims Bayou

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Sep 24, 2026
Due Oct 9, 2026

Loleta Water System Upgrades

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237110
Posted Sep 24, 2026
Due Oct 12, 2026
Small Business Set Aside - Total

Y-Elden Mountain Communications Site Renovation, Wes

ENERGY, DEPARTMENT OF
PHOENIX, AZ
NAICS 237130
Posted Sep 24, 2026

MAHG251029 Repair Water Tower #8

DEPT OF DEFENSE
KEESLER AFB, MS
NAICS 237110
Posted Sep 24, 2026
SDVOSB

MSD Infrastructure Repairs Phase 2

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237110
Posted Sep 24, 2026

9-Mile Pump Station

DEPT OF DEFENSE
DETROIT, MI
NAICS 237110
Posted Sep 24, 2026
Due Oct 15, 2026

Z-PERMANENT PAVEMENT MARKINGS, Shiprock BOT

INTERIOR, DEPARTMENT OF THE
GALLUP, NM
NAICS 237310
Posted Sep 24, 2026

PL 84-99 Flood Repair - Galena Event 2024

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 237990
Posted Sep 24, 2026
WOSB

Monongahela NF FR78 Dogway Bridge Replacement

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237310
Posted Sep 24, 2026
Small Business Set Aside - Total

Muscatine-Louisa County Drainage District No. 13 2024 Event PL84-99 Flood Repairs

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 237990
Posted Sep 24, 2026
SDVOSB

Palm Beach Harbor Maintenance Dredging, Entrance Channel and Settling Basins, Palm Beach County, Florida

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Sep 24, 2026

Rockaway Contract 3, ADA Cross Over, Queens County, New York

DEPT OF DEFENSE
NEW YORK, NY
NAICS 237990
Posted Sep 24, 2026
Due Oct 9, 2026

Z-PRWI VISITOR ACCESS AT CARTERS POND

INTERIOR, DEPARTMENT OF THE
LAKEWOOD, CO
NAICS 237310
Posted Sep 24, 2026

Design-Build Repair Storm Sewer Lines @ CG Base San Juan, PR PN 15852459

HOMELAND SECURITY, DEPARTMENT OF
MIAMI, FL
NAICS 237110
Posted Sep 24, 2026
Due Oct 9, 2026

Mississippi River & Tributaries, Morganza to the Gulf, Upper Reach F Falgout Canal Road to Bayou Grand Caillou Flood Gate Structure Stage 1 Levee Lift Sta. 2280+28 to Sta. 2130+00, Terrebonne Parish, Louisiana

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Sep 24, 2026
No Set Aside

Y-PR-VIEQUES NWR-PRIORITY RDS CONSTRUCTION

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237310
Posted Sep 24, 2026

Z-GRSM ROAD STRIPING

INTERIOR, DEPARTMENT OF THE
GATLINBURG, TN
NAICS 237310
Posted Sep 24, 2026