NAICS 4831in483:Water Transportation

Deep Sea, Coastal, and Great Lakes Water Transportation

172 active contract opportunities

172

Active Opportunities

149

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Deep Sea Freight Transportation147
  • Deep Sea Passenger Transportation10
  • Coastal and Great Lakes Passenger Transportation9
  • Coastal and Great Lakes Freight Transportation3
  • NAICS 483111 Deep Sea Freight Transportation2

Set-Aside Distribution

  • 112
  • No Set Aside40
  • Small Business15
  • Full & Open2
  • Small Business Set Aside - Total2

Top Locations

  • VA127
  • DC25
  • WA7
  • IL3
  • 2

About NAICS4831

The North American Industry Classification System (NAICS) code 4831 covers deep sea, coastal, and great lakes water transportation. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

4811:Scheduled Air Transportation4812:Nonscheduled Air Transportatio...4821:Rail Transportation4832:Inland Water Transportation4841:General Freight Trucking4842:Specialized Freight Trucking

60-Day Tanker Time Charter

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Aug 20, 2026
Due Aug 27, 2026
No Set Aside

24-DAY DRY CARGO TIME CHARTER

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Aug 20, 2026
Due Aug 26, 2026

Time Charter Sub Rescue Vessel

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Aug 19, 2026
Due Sep 21, 2026

Disaster Overseas Transportation Support - U.S. Virgin Islands/Puerto Rico

HOMELAND SECURITY, DEPARTMENT OF
WASHINGTON, DC
NAICS 483113
Posted Aug 18, 2026
Due Aug 28, 2026

Charter for the Gulf of Alaska Bottom Trawl Survey

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 483114
Posted Aug 14, 2026
Due Aug 28, 2026
Small Business Set Aside - Total

Dry Cargo Voyage Charter

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Aug 14, 2026
No Set Aside

19-Northeast Fisheries Science Center (NEFSC) Vessel

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 483114
Posted Aug 11, 2026

Notice of Intent to negotiate sole source contract to Wendy Hiestand

COMMERCE, DEPARTMENT OF
NAICS 483114
Posted Aug 11, 2026
Due Aug 25, 2026

Notice of Intent to negotiate sole source contract to Grey Ghost Fishing Inc.

COMMERCE, DEPARTMENT OF
NAICS 483112
Posted Aug 11, 2026
Due Aug 25, 2026

N3220525R6003 - SURTASS-E RFP

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Aug 5, 2026
Due Aug 27, 2026
No Set Aside

Dry Cargo Voyage Charter

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Aug 5, 2026
No Set Aside

Disaster Overseas Transportation Support (DOTS) - AS/GU/CNMI

HOMELAND SECURITY, DEPARTMENT OF
WASHINGTON, DC
NAICS 48311
Posted Aug 4, 2026
Due Aug 30, 2026
No Set Aside

19-NEFCS Acoustic Recorder Vessel Charter

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 483114
Posted Jul 31, 2026

TUGCON; OPEN-OCEAN TOW

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Jul 31, 2026
Small Business Set Aside - Total

64-DAY DRY CARGO TIME CHARTER

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Jul 23, 2026
No Set Aside

V-HI MIDWAY ATOLL NWR VESSEL CHARTER

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 483111
Posted Jul 7, 2026

23-DAY DRY CARGO TIME CHARTER

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Jun 29, 2026
No Set Aside

WPAC MR TANKER

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Jun 26, 2026
No Set Aside

WPAC MR TANKER

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Jun 26, 2026
No Set Aside

TUGCON; Jones Act; Open-Ocean Tow

DEPT OF DEFENSE
NORFOLK, VA
NAICS 483111
Posted Jun 26, 2026
Small Business
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