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.

Grand Isle and Vicinity, Hurricane Ida Repairs, Stone Segmented Breakwaters, Jefferson Parish, LA Ed 26-001

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Jun 17, 2026

Cottonwood Pile Dike Repairs

DEPT OF DEFENSE
PORTLAND, OR
NAICS 237990
Posted Jun 17, 2026
Small Business

Award FY26-29 Grays Harbor Inner Dredging

DEPT OF DEFENSE
SEATTLE, WA
NAICS 237990
Posted Jun 17, 2026
Small Business

Salem River NJ Maintenance Dredging

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 237990
Posted Jun 16, 2026
Small Business

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 2-2026, OM26060

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Jun 16, 2026
Due Jun 12, 2028
No Set Aside

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 3-2026, OM26061

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Jun 16, 2026
Due Jun 12, 2028
No Set Aside

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 4-2026, OM26062

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Jun 16, 2026
Due Jun 12, 2028
No Set Aside

ATCHAFALAYA RIVER BAY, BAR, AND CREWBOAT CUT CUTTERHEAD DREDGE NOS. 1-2026, OM26059

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Jun 15, 2026
Due Jun 12, 2028
No Set Aside

M-Boardwalk Replacement @ CUVA

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 237990
Posted Jun 15, 2026

San Rafael Creek and ATF FY26 Maintenance Dredging

DEPT OF DEFENSE
SAN FRANCISCO, CA
NAICS 237990
Posted Jun 15, 2026

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 Jun 15, 2026
Small Business

Indefinite-Delivery/Indefinite Quantity (IDIQ) Contract for Magazine Maintenance and Repairs

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Jun 12, 2026
Small Business

Calcasieu River and Pass, LA, Maintenance Dredging FY26, Mile 5.0 to Mile 17.0, Calcasieu and Cameron Parishes, LA

DEPT OF DEFENSE
NEW ORLEANS, LA
NAICS 237990
Posted Jun 12, 2026
Due Jun 12, 2028
No Set Aside

Solicitation - Presque Isle Beach Nourishment Bid Abstract

DEPT OF DEFENSE
BUFFALO, NY
NAICS 237990
Posted Jun 12, 2026
8(a) Competed

Y-YOSE 215363 - Replace Tuolumne Meadows Wastewater Treatment Plant, at Yosemite National Park in California.

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 237990
Posted Jun 11, 2026

Marine Corps Support Facility Blount Island Maintenance Dredging, Duval County, Florida

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jun 11, 2026
Small Business

Fort Myers Beach Harbor, Maintenance Dredging Lee County, Florida

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jun 11, 2026
Small Business

Z-BROKEN DOMESTIC WATER LINE REPAIR, BOZEMAN FISH TE

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237990
Posted Jun 11, 2026

Alvin Bush Dam Rock Wall Stabilization, Kettle Creek, Clinton County, PA

DEPT OF DEFENSE
BALTIMORE, MD
NAICS 237990
Posted Jun 10, 2026

Tongass NF Helicopter Pad Replacement

AGRICULTURE, DEPARTMENT OF
KLAMATH FALLS, OR
NAICS 237990
Posted Jun 10, 2026
Small Business