An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Airport runway conditions improved at the nation’s major public-use airports between 1990 and 2001 [1]. At the nation’s commercial service airports, pavement in poor condition declined from 5 percent of runways in 1990 to 2 percent in 2001 (figure 88)....
Excel | CSV | Table Version
NOTES: Weight is the empty weight of the vehicle plus the average vehicle load.
Excludes vehicles owned by federal, state, or local...
Excel | CSV | Table Version
KEY: N = data are nonexistent; NPIAS = National Plan of Integrated Airport Systems.
SOURCE: U.S. Department of...
Excel | CSV | Table Version
NOTE: Miscellaneous mixed shipments is mostly intermodal traffic. Some intermodal traffic is included in commodity-specific categories...
Excel | CSV | Table Version
NOTE: Current dollar data are available in table 114 in appendix B and were adjusted using a chain-type index...
SOURCE: U.S. Department of Transportation, Federal Highway Administration, Office of Freight Management and Operations, Operations Core Business Unit, Freight Analysis Framework (FAF).
Excel | CSV | Table Version
NOTE: “Trucks” represents all types of trucks, including light trucks (sport utility vehicles, vans, and pickup trucks).
SOURCES: U.S...
The United States had relatively lower prices for transportation goods and services in 19991 than did 15 out of 25 Organization for Economic Cooperation and Development (OECD) countries (figure 95). However, the nation’s top two...
Multifactor productivity (MFP) in rail transportation increased by 30 percent between 1990 and 1999 (an average annual rate of 3 percent), while in the overall private business sector, MFP increased by 8 percent (less than 1 percent annually) (figure 3). Thus, the...
Data used here come from a national mortality database compiled by the Centers for Disease Control’s National Center for Health Statistics. Years of potential life lost (YPLL) are computed from this...