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.

Big Bend Lower Brule North Ecosystem Restoration, Element 1 Phase 2, Lower Brule, SD

DEPT OF DEFENSE
OMAHA, NE
NAICS 237990
Posted Jan 15, 2026
Small Business

Mount Saint Helens - Sediment Retention Structure Crest Raise

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Jan 15, 2026

F-CA MODOC NWR GRANDMA TRACT WELL

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237110
Posted Jan 14, 2026

Skagway River Levee Rehabilitation of Damaged Flood Control Works, Skagway, Alaska

DEPT OF DEFENSE
ANCHORAGE, AK
NAICS 237990
Posted Jan 14, 2026
Small Business

GPOL IDIQ MACC BRIDGE & CAPACITY J&A

DEPT OF DEFENSE
PORT HUENEME, CA
NAICS 237120
Posted Jan 14, 2026

Pavement Repair, Seal Coating, and Line Striping, Buffumville Lake, Charlton, MA and Hodges Village Dam, Oxford, MA

DEPT OF DEFENSE
CONCORD, MA
NAICS 237310
Posted Jan 13, 2026
Small Business

BEACH RENOURISHMENT OCEAN RIDGE, PALM BEACH COUNTY, FLORIDA

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jan 12, 2026

FY26 Lake Marion Cameron Reach Water Lines

DEPT OF DEFENSE
CHARLESTON, SC
NAICS 237110
Posted Jan 12, 2026

TX FLAP UV CR203(1) Fish Hatchery Road

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 12, 2026
Small Business

Construct Munitions Holding Pad

DEPT OF DEFENSE
APO, AE
NAICS 237990
Posted Jan 12, 2026
No Set Aside

Replace UPS at IDT1

DEPT OF DEFENSE
ANCHORAGE, AK
NAICS 237130
Posted Jan 10, 2026
Small Business

Grand Prairie Pump Station Inlet Channel

DEPT OF DEFENSE
MEMPHIS, TN
NAICS 237110
Posted Jan 9, 2026
HUBZone

OK FW SQH T501(1) Rehab Riverbank & Sandtown Wood Trail

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 8, 2026
Small Business

St. Joseph Outer Harbor and Holland Outer Harbor Maintenance Dredging

DEPT OF DEFENSE
DETROIT, MI
NAICS 237990
Posted Jan 8, 2026
Small Business

WY NP GRTE 13(1), Repair North Park Road at Milepost 15.8

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Jan 8, 2026

GAOA Bay Furnace Campground Paving Project

AGRICULTURE, DEPARTMENT OF
GLADSTONE, MI
NAICS 237310
Posted Jan 8, 2026
Small Business

Koman - 8(a) IDIQ DB / DBB, Water, Sewer Line and Related Structures Construction and General Construction, Newport RI (Exp 3/9/30)

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237110
Posted Jan 6, 2026
8(a) Competed

Z2ND-Emergency-Montgomery VAMC Sewage Leak Repair

VETERANS AFFAIRS, DEPARTMENT OF
AUGUSTA, GA
NAICS 237110
Posted Jan 6, 2026
SDVOSB

Y-USFWS-SWANQUARTER NWR, NC BELL-ISLE PIER REPAIR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jan 6, 2026

WEST MUDDY CREEK #5 BRIDGE REPLACEMENT

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237310
Posted Jan 5, 2026
Small Business