TABLE E-7 U.S. Flag Vessels by Type and Age: 2004

TABLE E-7 U.S. Flag Vessels by Type and Age: 2004

Number

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Vessel types Age group (years)
< 6 6-10 11-15 16-20 21-25 > 25
Dry cargo 126 112 95 132 130 390
Tanker 11 10 3 8 31 40
Towboat 367 272 166 157 1,083 3,262
Passenger 72 97 119 144 92 308
Offshore support/Crewboats 279 198 109 64 580 512
Dry barge 4,556 4,840 3,057 1,169 6,240 7,152
Tank/Liquid Barge 676 453 296 35 639 1,970

NOTES: 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 (New Orleans, LA: annual issues).