Other Heavy and Civil Engineering Construction

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Top Industries

  • Other Heavy and Civil Engineering Construction774
  • NAICS 237990 Other Heavy and Civil Engineering Construction5
  • Other Heavy and Civil Engineering Construction3

Set-Aside Distribution

  • 331
  • Small Business296
  • No Set Aside74
  • SDVOSB41
  • HUBZone9

Top Locations

  • LA95
  • VA73
  • CA54
  • FL42
  • MI41

About NAICS23799

The North American Industry Classification System (NAICS) code 23799 covers other 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.

45th Ave SW Culvert Replacement and Habitat Restoration

Small Business Administration (SBA)
WA
NAICS 237990
Posted Jul 31, 2026
Due Aug 12, 2026
Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

Tainter Gates Sandblasting

INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO
El Paso, TX
NAICS 237990
Posted Jul 27, 2026
Due Aug 3, 2026
Small Business

Yellowstone National Cemetery National Shrine Project

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Jul 27, 2026
Due Aug 27, 2026
SDVOSB

Houston Ship Channel - House Tract Placement Area Improvements

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
Posted Jul 27, 2026
Due Aug 27, 2026
Small Business

Z-Munising Falls Trail Rehabilitation

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 237990
Posted Jul 27, 2026

Horizontal Construction MATOC

DEPT OF DEFENSE
MOBILE, AL
NAICS 237990
Posted Jul 27, 2026
Due Sep 11, 2026
Small Business

John Day Dam Fish Pump Rehabilitation Project

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Jul 27, 2026
Due Aug 25, 2026
Small Business

Y-Boat Ramp Replacement Project at Kirwin NWR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jul 27, 2026
Due Aug 7, 2026
Small Business

127EAW26Q0037 - Dark Canyon Culvert Repair

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237990
Posted Jul 27, 2026
Due Aug 25, 2026
Small Business

Port Everglades Harbor Maintenance Dredging Broward County, Florida

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jul 27, 2026
Due Aug 28, 2026

Fort Eustis Dredge Material Management Area (FEDMMA)

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Jul 27, 2026
Due Aug 18, 2026
Small Business

W912PM26BA007 - MAINTENANCE DREDGING, WILMINGTON HARBOR ANCHORAGE BASIN AND MID RIVER CHANNELS

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 237990
Posted Jul 27, 2026
Due Aug 26, 2026

Philpott Anchors and Instrumentation Construction

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 237990
Posted Jul 27, 2026
Due Oct 9, 2026

Galena 2024 Event PL84-99 Flood Repair

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 237990
Posted Jul 27, 2026
Due Aug 13, 2026
WOSB

USCG Cutter Eagle New Dredging for Berthing at New London City Pier

HOMELAND SECURITY, DEPARTMENT OF
WARWICK, RI
NAICS 23799
Posted Jul 27, 2026
Due Sep 10, 2026
Small Business

Z-REPLACE PLANKS AND REPAIR PILINGS AT BODIE ISLAND

INTERIOR, DEPARTMENT OF THE
HOMESTEAD, FL
NAICS 237990
Posted Jul 27, 2026
Due Aug 5, 2026
Small Business

LAKE PONTCHARTRAIN & VICINITY (LPV), FORESHORE RISK REDUCTION REPAIRS, REACH-1, 2, 3, & 4 Jefferson Parish, Louisiana (ED 24-006)

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Jul 27, 2026
Due Aug 11, 2026
No Set Aside

Sources Sought - Coast Guard District Northeast Waterfront Upgrades

HOMELAND SECURITY, DEPARTMENT OF
WARWICK, RI
NAICS 237990
Posted Jul 27, 2026
Due Aug 7, 2026
Small Business

Y-Leavenworth Fish Hatchery SWISP Phase II

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 237990
Posted Jul 26, 2026
Due Aug 12, 2026
Small Business

USACE NWD DESIGN BUILD/DESIGN BID BUILD REGIONAL MATOC

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Jul 25, 2026
Due Aug 5, 2026
Small Business