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.

Pine Valley Dam Flood Damage Repairs Sole Source Justification

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237990
Posted Jul 21, 2026

Corning and Holt 10 Levee Repairs

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237990
Posted Jul 21, 2026
Small Business

TAMPA HARBOR MAINTENANCE DREDGING EGMONT AND MULLET KEY CUTS, HILLSBOROUGH COUNTY, FL

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jul 20, 2026

Z-ID SAWTOOTH FISH HATCH CONCRETE RPR LWR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jul 17, 2026

TD Minor Erosion Repairs

DEPT OF DEFENSE
ALBUQUERQUE, NM
NAICS 237990
Posted Jul 17, 2026
8(a) Sole Source

Atlantic Intracoastal Waterway (AIWW) Snows Cut Shoreline Erosion Bank Stabilization

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 237990
Posted Jul 16, 2026
Small Business

Z-JELA 325250 335621

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237990
Posted Jul 16, 2026

Z-NM DEXTER NFHTC POND LINER 12B & 13B

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jul 15, 2026

Z-SC-BEARS BLUFF NFH-REPLACE DOCK PILINGS

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jul 13, 2026

Oakland Inner and Outer Harbor FY26 Maintenance Dredging

DEPT OF DEFENSE
SAN FRANCISCO, CA
NAICS 237990
Posted Jul 13, 2026

Y-SC WACCAMAW NWR RICE TRUNKS REPAIR

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jul 13, 2026

Maintenance Dredging of NY & NJ Channels, Seguine/Ward/Outerbridge Reaches, Federal Navigation Project

DEPT OF DEFENSE
NEW YORK, NY
NAICS 237990
Posted Jul 13, 2026
No Set Aside

Justification for Other Than Full and Open Competition: Emergency Repairs to Glass Breakwater, Apra Harbor, Guam

DEPT OF DEFENSE
FPO, AP
NAICS 237990
Posted Jul 13, 2026

Pre Solicitation Notice: FY27 Maintenance Dredging Yokohama North Dock

DEPT OF DEFENSE
APO, AP
NAICS 237990
Posted Jul 10, 2026
Due Nov 16, 2026

FY26 IDIQ Civil Construction

DEPT OF DEFENSE
NAS JACKSONVILLE, FL
NAICS 237990
Posted Jul 9, 2026
8(a) Sole Source

Drainage Basin Installation, Mansfield Hollow Dam, Mansfield, CT

DEPT OF DEFENSE
CONCORD, MA
NAICS 237990
Posted Jul 8, 2026
Small Business

W912EE26CA010 - Lease of One Cutterhead, Hydraulic Pipeline Dredge (Not Less Than 24-Inch Diameter) Fully Operated with Attendant Plant and Personnel, and with a Draft not to Exceed 9 Feet, for Construction and Maintenance Dredging - JBJ Waterway

DEPT OF DEFENSE
VICKSBURG, MS
NAICS 237990
Posted Jul 8, 2026
No Set Aside

W912EE26CA009 - Lease of One Cutterhead, Hydraulic Pipeline Dredge (Not Less Than 24-Inch Diameter) Fully Operated with Attendant Plant and Personnel, and with a Draft not to Exceed 9 Feet, for Construction and Maintenance Dredging - MS River Harbors

DEPT OF DEFENSE
VICKSBURG, MS
NAICS 237990
Posted Jul 8, 2026
No Set Aside

GAOA Black Jack Campground Renovation, Apache-Sitgreaves National Forest

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237990
Posted Jul 8, 2026
Small Business

Water and Electrical Utility Lines, Minooka Park C Loop Campground at Wilson Lake, Kansas

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237990
Posted Jul 8, 2026
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