TABLE 3-3-3 - U.S. Flag Vessels by Type and Age: 2006

TABLE 3-3-3 - U.S. Flag Vessels by Type and Age: 2006

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Number

  Age group (years)
Vessel types < 6 6-10 11-15 16-20 21-25 > 25
Dry cargo 123 103 75 127 96 421
Tanker 14 10 2 3 21 40
Towboat 362 336 172 132 690 3,581
Passenger 53 88 101 148 110 328
Offshore support/crewboats 237 277 103 55 359 685
Dry barge 3,955 6,006 2,913 1,949 3,629 9,204
Tank/liquid Barge 833 496 386 84 293 2,155
             
Total 5,577 7,316 3,752 2,498 5,198 16,414

NOTES: Total excludes a small number of boats whose ages are unkown. Data includes vessels available for operation. Age is based on the year vessels were built or rebuilt. Passenger includes passenger excursion/sightseeing, combination passenger and dry-cargo vessels, and ferries.

SOURCE: U.S. Army Corps of Engineers, Waterborne Transportation Lines of the United States, Volume 1, National Summaries, Table 4 (New Orleans, LA: annual issues) as reported in U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics, table 1-31, available at http://www.bts.gov/publications/national_transportation_statistics/ as of October 2008.