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.

Z-MN-AGASSIZ NWR-DITCH CLEANING

INTERIOR, DEPARTMENT OF THE
ALBUQUERQUE, NM
NAICS 237990
Posted Feb 12, 2026

LAC QUI PARLE EMERGENCY SPILLWAY REPAIR PHASE 2

DEPT OF DEFENSE
SAINT PAUL, MN
NAICS 237990
Posted Feb 12, 2026
Small Business

731st CE Munitions Storage Area (MSA) Soil Repair

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

Central Everglades Planning Project (CEPP) Contract 11A, Everglades Agricultural Area (EAA) A-2 Reservoir Foundation & Cutoff Wall Project

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Feb 9, 2026

West Campus Shoulder Repair

HOMELAND SECURITY, DEPARTMENT OF
Brunswick, GA
NAICS 237990
Posted Feb 9, 2026
Small Business

Z-Rehabilitation of the Weir at the Bypass Channel a

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Feb 9, 2026

Mississippi River, Baton Rouge to the Gulf, Southwest Pass Maintenance Dredging Non- Continuous Mile 6.0 AHP to Mile 19.5 BHP Cutterhead Dredge No. 2-2026 Specification No. OM26276

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Feb 6, 2026
Due Feb 20, 2028
No Set Aside

Mississippi River, Baton Rouge to the Gulf, Southwest Pass Maintenance Dredging Non- Continuous Mile 6.0 AHP to Mile 19.5 BHP Cutterhead Dredge No. 3-2026 Specification No. OM26277

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Feb 6, 2026
Due Feb 20, 2028
No Set Aside

Mississippi River, Baton Rouge to the Gulf, Southwest Pass Maintenance Dredging Non- Continuous Mile 6.0 AHP to Mile 19.5 BHP Cutterhead Dredge No. 1-2026 Specification No. OM26275

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Feb 6, 2026
Due Feb 20, 2028
No Set Aside

Mississippi River, Baton Rouge to the Gulf, Southwest Pass Maintenance Dredging Non- Continuous Mile 6.0 AHP to Mile 19.5 BHP Cutterhead Dredge No. 4-2026 Specification No. OM26278

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Feb 6, 2026
Due Feb 20, 2028
No Set Aside

Maintenance Dredging, Wareham Harbor, Wareham, MA

DEPT OF DEFENSE
CONCORD, MA
NAICS 237990
Posted Feb 6, 2026
Small Business

Levee Repairs at Saline County Levee District #2, Ray-Carroll Bottoms Consolidated Levee District of Carroll County, and Howard County Levee District #4

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237990
Posted Feb 5, 2026
Small Business

FARMERS MUTUAL DITCH ASSOCIATION, EROSION REPAIR PHASE 1

DEPT OF DEFENSE
ALBUQUERQUE, NM
NAICS 237990
Posted Feb 5, 2026
8(a) Sole Source

2026-2028 Dillingham Harbor Maintenance Dredging

DEPT OF DEFENSE
ANCHORAGE, AK
NAICS 237990
Posted Feb 5, 2026

Shawnee National Forest Hidden Springs Dam Maintenance and Repair

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 237990
Posted Feb 5, 2026
Small Business

Z-Bridge 447 Timber Repairs

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 237990
Posted Feb 4, 2026

Emsworth and Dashields Locks and Dam Tow Haulage System Replacement Project

DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 237990
Posted Jan 30, 2026
No Set Aside

N4008525R0079, MWR MARINA REPAIRS, NAVAL STATION NEWPORT, NEWPORT, RI

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Jan 28, 2026

FOUNTAIN CITY SERVICE BASE MATERIAL TRUCKING

DEPT OF DEFENSE
SAINT PAUL, MN
NAICS 237990
Posted Jan 23, 2026
Small Business

Z-SJC Azotea Portal and Drop Structures

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237990
Posted Jan 23, 2026