Table 4-24: Energy Intensity of Transit Motor Buses
Table 4-24: Energy Intensity of Transit Motor Buses
1960 | 1965 | 1970 | 1975 | 1980 | 1985 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | P2000 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Vehicle-miles (millions) | 1,576 | 1,528 | 1,409 | 1,526 | 1,677 | 1,863 | 2,130 | 2,167 | 2,178 | 2,210 | 2,162 | 2,184 | R2,221 | R2,245 | R2,175 | 2,276 | 2,315 |
Passenger-miles (millions) | N | N | N | N | 21,800 | 21,200 | R20,981 | R21,090 | R20,336 | R20,247 | R18,832 | R18,818 | R19,096 | R19,604 | R20,360 | 21,205 | 21,241 |
Fuel consumed (million gallons diesel) | 208 | 248 | 271 | 365 | 431 | 518 | 563 | 573 | 592 | 576 | 565 | 564 | 578 | R598 | 607 | 618 | 635 |
Energy intensity (Btu / passenger-mile) | N | N | N | N | 2,742 | 3,389 | R3,723 | 3,767 | R4,038 | R3,944 | R4,162 | R4,155 | R4,196 | R4,228 | R4,133 | R4,044 | 4,147 |
KEY: Btu = British thermal unit; N = data do not exist; P = preliminary; R = revised.
NOTES
Heat equivalent factor used for Btu conversion is 138,700 Btu/gallon.
In January 2000, the American Public Transit Association changed its name to the American Public Transportation Association. The Transit Fact Book is now referred to as the Public Transportation Fact Book.
SOURCE
American Public Transportation Association, Public Transportation Fact Book (Washington, DC: February 2001), tables 30, 42 and 65, and similar tables in earlier editions of the Transit Fact Book.