Support Activities for Water Transportation
94 active contract opportunities
94
Active Opportunities
78
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Port and Harbor Operations32
- Navigational Services to Shipping27
- Marine Cargo Handling22
- Other Support Activities for Water Transportation13
Set-Aside Distribution
- 62
- No Set Aside13
- Small Business10
- Partial Small Business5
- Small Business Set Aside - Total4
Top Locations
- IL22
- MO20
- VA18
- CA7
- DC5
About NAICS4883
The North American Industry Classification System (NAICS) code 4883 covers support activities for water transportation. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.
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S&RTS Mid-Atlantic Ports
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NAICS 488320
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J&A for Capacity Increase to Indefinite Delivery, Indefinite Quantity for Motor Vessel Independence Support Services Under the Cognizance of Naval Facilities Engineering and Expeditionary Warfare Center
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Pearl Harbor Tugs - Sources Sought Option Exercise
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Small Business Set Aside - TotalCNRSE Port Operations Support Services
DEPT OF DEFENSE
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NAICS 488310
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Small Business Set Aside - TotalTraining Vessels for USCG Maritime Security Response Team
HOMELAND SECURITY, DEPARTMENT OF
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NAICS 488390
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Justification for Other than Full and Open Competition
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J-Provide extraction, packaging, preservation, and transportation services for designated Government-furnished equipment from Ex WHIDBEY ISLAND (LSD 41) and Ex FT McHENRY (LSD 43).
INTERIOR, DEPARTMENT OF THE
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Fast Response Cutter Maintenance in Singapore
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NAICS 488310
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FY26 Shoalhunter Dry Dock Maintenance and Repairs
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NAICS 488390
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Small Business Set Aside - TotalPort Security Barrier (PSB) Operations in Gaeta, Italy
DEPT OF DEFENSE
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NAICS 488330
Posted Jul 28, 2026
No Set AsideMTS Tow J&A (2nd Tug)
DEPT OF DEFENSE
NORFOLK, VA
NAICS 488330
Posted Jul 23, 2026
MTS Tow 626
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NAICS 488330
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Clearwater Project Office Dock Repairs
DEPT OF DEFENSE
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NAICS 488390
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Small BusinessTUG SERVICE FOR CGC STRATTON
HOMELAND SECURITY, DEPARTMENT OF
ALAMEDA, CA
NAICS 488330
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No Set AsideBremerhaven, Germany - Longshoring & Warehousing Services
DEPT OF DEFENSE
SCOTT AFB, IL
NAICS 488320
Posted Jun 30, 2026
No Set AsideX-MI-ALPENA FWCO - Ratification for Dock Space Lease
INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 488390
Posted Jun 23, 2026
