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Average Age of Urban Transit Vehicles
(Years)
Dataset Excel:
Description:
KEY: U = data are not available; R = revised.
a Locomotives used in Amtrak intercity passenger services are not included.
bFull-size buses have more than 35 seats; Mid-size buses have 25-35 seats; Small buses have fewer than 25 seats.
Source:
All data, except full-size, mid-size, and small transit bus:
1985-14: U.S. Department of Transportation, Federal Transit Administration, National Transit Database (Washington, DC: Annual reports), table 25 and similar tables in earlier editions.
2015-18: Ibid., National Transit Database, Vehicles (Washington, DC: Annual reports), available at https://www.transit.dot.gov/ntd/ as of Dec. 13, 2019.
Full-size, mid-size, and small transit bus:
1985-91: U.S. Department of Transportation, Federal Transit Administration, National Transit Database 1991 (Washington, DC: 1993), table 29 and similar tables in earlier editions.
1992-2013: Ibid., National Transit Summaries and Trends (Washington, DC: Annual reports), table A56 and similar tables in earlier editions, available at https://www.transit.dot.gov/ntd/annual-national-transit-summaries-and-tr... as of May 5, 2016.
