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United States Department of Transportation United States Department of Transportation

Intermodal Transportation Database

Thursday, March 25, 2021

The Intermodal Transportation Database is defined in Section 6303 of Title 49, United States Code, to include information on the volumes of freight and passenger movement by mode, origin, and destinations; location and connectivity of transportation facilities; information on location and connectivity of transportation services; and a national accounting of expenditures and capital stocks on each mode of transportation and intermodal combination.

For freight volumes, see:

For volumes of intercity passenger travel, see:

For volumes of local passenger travel, see:

  • Local Area Travel Characteristics of Households (coming soon)

For location and connectivity of transportation facilities, see:

For a national accounting of expenditures, capital stocks, and related transportation economic accounts, see: