Table 3-2 Highway Transportation System: 2000, 2010, and 2013
2000 | 2010 | 2013 | |
---|---|---|---|
Miles of public roads, total | 3,936,222 | 4,067,076 | 4,115,462 |
Interstate | 46,427 | 46,900 | 47,575 |
Other freeways and expressways | 9,140 | 11,319 | 11,602 |
Other principal arterial | 152,233 | 160,493 | 161,757 |
Minor arterial | 227,364 | 242,815 | 243,872 |
Collectors | 793,124 | 799,226 | 803,807 |
Local | 2,707,934 | 2,806,322 | 2,846,848 |
Lane-miles of public roads, total | 8,224,245 | 8,581,158 | 8,656,070 |
Number of bridges | 587,135 | 604,460 | 607,708 |
Number of passenger vehicle registrations, total | 217,798,592 | 239,299,994 | 245,279,466 |
Light-duty vehicle | 212,706,399 | 230,444,440 | 236,010,230 |
Motorcycle | 4,346,068 | 8,009,503 | 8,404,687 |
Bus | 746,125 | 846,051 | 864,549 |
NOTE: Light-duty vehicles include passenger cars, light trucks, vans and sport utility vehicles regardless of wheelbase.
SOURCES: U.S. Department of Transportation (USDOT), Federal Highway Administration (FHWA), Highway Statistics (multiple years), as cited in the USDOT. Bureau of Transportation Statistics (BTS). National Transportation Statistics (NTS), tables 1-5, 1-6, 1-11, and 1-28, available at www.bts.gov as of March 2015.