Other Heavy and Civil Engineering Construction

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  • Other Heavy and Civil Engineering Construction843
  • NAICS 237990 Other Heavy and Civil Engineering Construction5
  • Other Heavy and Civil Engineering Construction3

Set-Aside Distribution

  • 373
  • Small Business243
  • No Set Aside77
  • Small Business Set Aside - Total75
  • SDVOSB43

Top Locations

  • LA98
  • VA84
  • CA51
  • MI45
  • MO45

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.

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

CHARLEVOIX HARBOR MAINTENANCE DREDGING

DEPT OF DEFENSE
DETROIT, MI
NAICS 237990
Posted Oct 31, 2025
Small Business

New Pass Maintenance Dredging, Sarasota County, Florida

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Oct 22, 2025
Small Business

Missouri River Levee System L-594-575, 2019 Flood Rehabilitation Follow-On Work

DEPT OF DEFENSE
OMAHA, NE
NAICS 237990
Posted Oct 21, 2025
Small Business

STARLINGS CREEK UPLAND PLACEMENT SITE

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Oct 21, 2025
Small Business

FY26 Willapa Harbor Maintenance Dredging

DEPT OF DEFENSE
SEATTLE, WA
NAICS 237990
Posted Oct 17, 2025
Due Nov 5, 2028
No Set Aside

Coastal Storm Risk Management Project Hutchinson Island, St. Lucie County, FL

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Oct 15, 2025
No Set Aside

SHORE PROTECTION PROJECT HUTCHINSON ISLAND MARTIN COUNTY, FLORIDA

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Oct 14, 2025

Mechanical Unloading IDIQ

DEPT OF DEFENSE
SAINT PAUL, MN
NAICS 237990
Posted Oct 14, 2025

BON Navlock Upstream Stoplogs

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Oct 10, 2025

Redacted Justification and Approval

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237990
Posted Oct 6, 2025

W912HN25C5005 - Award Notice - FY25 Brunswick Inner Harbor Maintenance Dredging Project

DEPT OF DEFENSE
SAVANNAH, GA
NAICS 237990
Posted Oct 6, 2025
Partial Small Business

Upper Brownsville Levee

INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO
El Paso, TX
NAICS 237990
Posted Oct 3, 2025
No Set Aside

Jackson Levee Repair and Rehabilitation Requirements Contract, 2025-2029

DEPT OF DEFENSE
WALLA WALLA, WA
NAICS 237990
Posted Oct 3, 2025
Small Business

Replacement of Hydraulic System for Penstock #5

INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO
El Paso, TX
NAICS 237990
Posted Oct 3, 2025

Y1PZ-817CM3025 New Land Expansion at Marion National Cemetery

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 237990
Posted Oct 3, 2025
SDVOSB

Award of 1240LT25R0012 Reconstruction of the Pine Valley Dam, Dixie National Forest, Utah (GAOA)

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237990
Posted Oct 2, 2025
Small Business