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Table HM-18 – Office of Highway Policy Information (OHPI) – FHWA

Highway Statistics Series

Highway Statistics 2012


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PUBLIC ROAD LENGTH - 2012 (1)
  MILES BY FUNCTIONAL SYSTEM AND FEDERAL-AID HIGHWAYS
  NATIONAL SUMMARY

October 2013
Table HM-18

FUNCTIONAL SYSTEM FEDERAL-AID HIGHWAYS NON-
FEDERAL-AID
HIGHWAYS
TOTAL
NATIONAL HIGHWAY SYSTEM OTHER TOTAL
INTERSTATE OTHER TOTAL
Rural:              
    Principal Arterial:              
      Interstate 30,522 - 30,522 - 30,522 - 30,522
      Other Freeways and Expressways - 4,384 4,384 12 4,395 - 4,395
      Other - 91,162 91,162 258 91,420 - 91,420
        Subtotal 30,522 95,546 126,068 270 126,338 - 126,338
    Minor Arterial - 2,630 2,630 132,468 135,097 - 135,097
    Major Collector - 662 662 418,447 419,109 - 419,109
    Minor Collector - 5 5 - 5 262,185 262,190
    Local - 38 38 - 38 2,036,938 2,036,976
Total Rural 30,522 98,880 129,403 551,185 680,587 2,299,124 2,979,711
  Small Urban:              
      Principal Arterial:              
        Interstate 2,435 - 2,435 - 2,435 - 2,435
        Other Freeways and Expressways - 1,371 1,371 7 1,378 - 1,378
        Other - 13,251 13,251 729 13,980 - 13,980
          Subtotal 2,435 14,622 17,057 736 17,792 - 17,792
      Minor Arterial - 288 288 21,452 21,740 - 21,740
      Major Collector - 49 49 25,657 25,706 - 25,706
      Minor Collector - 9 9 1,590 1,598 - 1,598
      Local - 13 13 - 13 143,434 143,446
Total Small Urban 2,435 14,980 17,415 49,434 66,849 143,434 210,283
  Urbanized:              
      Principal Arterial:              
        Interstate 14,475 - 14,475 - 14,475 - 14,475
        Other Freeways and Expressways - 9,988 9,988 103 10,091 - 10,091
        Other - 50,091 50,091 1,122 51,213 - 51,213
          Subtotal 14,475 60,080 74,554 1,225 75,779 - 75,779
      Minor Arterial - 1,150 1,150 85,439 86,589 - 86,589
      Major Collector - 336 336 89,656 89,992 - 89,992
      Minor Collector - 1 1 1,989 1,990 - 1,990
      Local - 88 88 - 88 648,298 648,386
Total Urbanized 14,475 61,654 76,129 178,309 254,438 648,298 902,736
Total Urban:              
    Principal Arterial:              
      Interstate 16,910 - 16,910 - 16,910 - 16,910
      Other Freeways And Expressways - 11,359 11,359 110 11,469 - 11,469
      Other - 63,342 63,342 1,851 65,193 - 65,193
        Subtotal 16,910 74,701 91,611 1,961 93,572 - 93,572
    Minor Arterial - 1,438 1,438 106,890 108,328 - 108,328
    Major Collector - 384 384 115,313 115,698 - 115,698
    Minor Collector - 9 9 3,579 3,588 - 3,588
    Local - 101 101 - 101 791,732 791,832
Total Urban 16,910 76,634 93,544 227,743 321,287 791,732 1,113,018
Total Rural and Urban 47,432 175,514 222,946 778,928 1,001,874 3,090,855 4,092,730

(1) Includes the 50 States, and the District of Columbia.

 

Page last modified on April 1, 2019
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000