TABLE 1-33:  Roadway Vehicle-Miles Traveled (VMT) and VMT per Lane-Mile by Functional Class,,,,,,,,,,
,1980,1985,1990,1995,2000,2001,2002,2003,,
"Urban VMT, total (millions)","855,265","1,044,098","1,275,484","1,489,534","(R) 1,663,773","1,676,379","1,727,596","1,805,508",,
Interstate,"161,242","216,188","278,901","341,528","(R) 393,465","399,890","408,618","432,633",,
Other arterialsa,"484,189","578,270","699,233","815,170","(R) 900,392","913,726","937,357","973,936",,
Collector,"83,043","89,578","106,297","126,929","(R) 135,372","137,922","141,874","153,751",,
Local,"126,791","160,062","191,053","205,907","(R) 234,544","224,841","239,747","245,188",,
"Rural VMT, total (millions)","672,030","730,728","868,878","933,289","(R) 1,083,152","1,105,083","1,128,160","1,085,385",,
Interstate,"135,084","154,357","200,173","223,382","(R) 268,180","274,024","279,962","269,945",,
Other arterialsa,"262,774","282,803","330,866","368,595","(R) 420,599","426,945","433,805","416,596",,
Collectorb,"189,468","206,669","240,460","236,148","(R) 267,231","270,962","275,007","263,662",,
Local,"84,704","86,899","97,379","105,164","(R) 127,142","133,152","139,386","135,182",,
"Urban VMT per lane-mile, total (thousands)",613,677,764,810,869,852,861,856,,
Interstate,"3,327","3,773","4,483","4,784","(R) 5,323","5,370","5,440","5,436",,
Other arterialsa,"1,451","1,556","1,751","1,829","(R) 1,974","1,997","2,025","2,012",,
Collector,572,552,634,686,718,728,743,741,,
Local,146,168,184,181,(R) 196,181,188,183,,,
"Rural VMT per lane-mile, total (thousands)",103,113,136,148,172,176,179,175,,,
Interstate,"1,031","1,170","1,473","1,693","(R) 1,993","2,035","2,080","2,070",,,
Other arterialsa,518,555,640,695,(R) 778,787,797,780,,,
Collectorb,132,141,164,167,189,192,195,190,,,
Local,19,20,23,25,30,32,33,33,,,
KEY:  R = revised.,,,,,,,,,,,
,,,,,,,,,,,
"a  For urban: the sum of other freeways and expressways, other principal arterials, and minor arterials.",,,,,,,,,,,
   For rural: the sum of other principal arterials and minor arterials.,,,,,,,,,,,
b  Collector is the sum of major and minor collectors (rural only).,,,,,,,,,,,
,,,,,,,,,,,
NOTE,,,,,,,,,,,
See table 1-6 for estimated highway lane-miles by functional class.,,,,,,,,,,,
,,,,,,,,,,,
SOURCES,,,,,,,,,,,
"1980-94: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics Summary to 1995, FHWA-PL-97-009 (Washington, DC: July 1997), table VM-202. ",,,,,,,,,
"1995-2003: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics (Washington, DC: Annual issues), table VM-2 and VM-2A.",,,,,,,,,
Lane-miles:,,,,,,,,,
"1980-95:  U.S. Department of Transportation, Federal Highway Administration, Office of Highway Information Management, unpublished data, 1997, table HM-260.",,,,,,,,,
"1996-2003:  U.S. Department of Transportation, Federal Highway Administration, Highway Statistics (Washington, DC: Annual issues), table HM-60.",,,,,,,,,