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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2017 / Table HM-18 - Highway Statistics 2017

Highway Statistics 2017


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PUBLIC ROAD LENGTH - 2017 (1)
  MILES BY FUNCTIONAL SYSTEM AND FEDERAL-AID HIGHWAYS
  NATIONAL SUMMARY

August 23, 2018
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 29,206 - 29,206 - 29,206   29,206
      Other Freeways and Expressways - 6,570 6,570 19 6,589   6,589
      Other - 87,179 87,179 2,633 89,812   89,812
        Subtotal 29,206 93,750 122,956 2,652 125,608   125,608
    Minor Arterial - 2,709 2,709 131,592 134,301   134,301
    Major Collector - 494 494 407,655 408,148   408,148
    Minor Collector - 3 3 - 3 261,563 261,566
    Local - 22 22 - 22 2,019,050 2,019,072
Total Rural 29,206 96,978 126,184 541,898 668,082 2,280,613 2,948,696
  Small Urban:              
      Principal Arterial:              
        Interstate 2,806 - 2,806 - 2,806   2,806
        Other Freeways and Expressways - 1,380 1,380 49 1,429   1,429
        Other - 11,703 11,703 1,584 13,288   13,288
          Subtotal 2,806 13,083 15,889 1,633 17,523   17,523
      Minor Arterial - 481 481 20,538 21,019   21,019
      Major Collector - 46 46 28,325 28,371   28,371
      Minor Collector - 9 9 4,856 4,865   4,865
      Local - 16 16 - 16 151,935 151,950
Total Small Urban 2,806 13,635 16,441 55,352 71,792 151,935 223,727
  Urbanized:              
      Principal Arterial:              
        Interstate 16,544 - 16,544 - 16,544   16,544
        Other Freeways and Expressways - 10,675 10,675 104 10,779   10,779
        Other - 48,466 48,466 4,957 53,423   53,423
          Subtotal 16,544 59,141 75,685 5,060 80,746   80,746
      Minor Arterial - 1,494 1,494 90,997 92,491   92,491
      Major Collector - 399 399 101,464 101,863   101,863
      Minor Collector - 33 33 12,733 12,766   12,766
      Local - 109 109 - 109 723,310 723,419
Total Urbanized 16,544 61,177 77,720 210,254 287,974 723,310 1,011,285
Total Urban:              
    Principal Arterial:              
      Interstate 19,350 - 19,350 - 19,350   19,350
      Other Freeways And Expressways - 12,055 12,055 153 12,208   12,208
      Other - 60,170 60,170 6,541 66,711   66,711
        Subtotal 19,350 72,225 91,574 6,694 98,268   98,268
    Minor Arterial - 1,975 1,975 111,534 113,510   113,510
    Major Collector - 445 445 129,789 130,234   130,234
    Minor Collector - 42 42 17,589 17,631   17,631
    Local - 124 124 - 124 875,245 875,369
Total Urban 19,350 74,811 94,161 265,606 359,767 875,245 1,235,012
Total Rural and Urban 48,556 171,789 220,345 807,504 1,027,849 3,155,858 4,183,707

(1) Includes the 50 States, Puerto Rico (data may not be complete), and the District of Columbia.

 

Page last modified on November 27, 2018
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000