Table 4-25M: Energy Intensity of Class I Railroad(a) Freight Service
1960 | 1965 | 1970 | 1975 | 1980 | 1985 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenue freight tonne-kilometers (millions) | 835,555 | 1,018,882 | 1,116,600 | 1,101,187 | 1,341,653 | 1,280,372 | 1,509,566 | 1,516,728 | 1,557,470 | 1,619,560 | 1,752,990 | 1,906,268 | 1,979,686 | 1,969,394 | 2,010,092 | 2,092,813 |
Car-kilometers (millions) | 45,335 | 47,212 | 48,103 | 44,508 | 47,117 | 40,105 | 42,099 | 41,244 | 42,049 | 43,264 | 45,842 | 48,897 | 51,040 | 50,952 | 52,556 | 54,478 |
Tonnes per car load | 40 | 44 | 50 | 55 | 61 | 61 | 60 | 60 | 60 | 58 | 58 | 59 | 60 | 58 | 58 | 58 |
Fuel consumed (million liters) | 13,109 | 13,597 | 13,419 | 13,843 | 14,778 | 11,773 | 11,792 | 11,000 | 11,375 | 11,689 | 12,621 | 13,173 | 13,548 | 13,533 | 13,563 | 14,063 |
Energy intensity (kilojoule / revenue freight tonne-kilometer) | 606 | 516 | 465 | 486 | 426 | 355 | 302 | 280 | 282 | 279 | 278 | 267 | 265 | 266 | 261 | 260 |
Energy intensity (kilojoule / car-kilometer) | 11,178 | 11,133 | 10,784 | 12,023 | 12,124 | 11,347 | 10,827 | 10,310 | 10,457 | 10,444 | 10,642 | 10,414 | 10,261 | 10,267 | 9,976 | 9,979 |
2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenue freight tonne-kilometers (millions) | 2,140,261 | 2,183,347 | 2,200,194 | 2,265,056 | 2,427,347 | 2,476,733 | 2,586,920 | 2,584,946 | 2,594,715 | 2,236,990 | 2,468,818 | 2,524,665 | 2,500,300 | 2,541,354 | 2,702,743 |
Car-kilometers (millions) | 55,667 | 55,109 | 55,812 | 57,220 | 59,660 | 60,692 | 62,692 | 61,454 | 59,909 | 51,684 | 57,198 | 58,981 | 58,781 | 56,734 | 59,856 |
Tonnes per car load | 57 | 58 | 57 | 57 | 56 | 55 | 55 | 56 | 57 | 58 | 58 | 57 | 56 | 55 | 55 |
Fuel consumed (million liters) | 14,006 | 14,044 | 14,120 | 14,483 | 15,365 | 15,513 | 15,868 | 15,376 | 14,710 | 12,083 | 13,226 | 13,949 | 13,627 | 13,938 | 14,638 |
Energy intensity (kilojoule / revenue freight tonne-kilometer) | 253 | 249 | 248 | 247 | 245 | 242 | 237 | 230 | 219 | 209 | 207 | 214 | 211 | 212 | 209 |
Energy intensity (kilojoule / car-kilometer) | 9,726 | 9,851 | 9,779 | 9,784 | 9,956 | 9,880 | 9,784 | 9,672 | 9,492 | 9,037 | 8,939 | 9,142 | 8,962 | 9,497 | 9,454 |
a The threshold for classification as a Class I Railroads is based on operating revenues; the 2014 threshold is $475.75 million.
NOTES
The heat equivalent factor used for joule conversion is 38,655.900 joules/liter.
1.459972 tonne-kilometer = 1 ton-mile.
1.609344 kilometers = 1 mile.
0.9071847 tonnes = 1 ton.
3.785412 liters = 1 gallon.
1.055056 kilojoules = 1 British thermal unit (Btu).
SOURCE
Association of American Railroads, Railroad Facts 2015 (Washington, DC: 2015), pp. 3, 37, 40, and 43, and similar tables in earlier editions.