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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-12M - Highway Statistics 2016

Highway Statistics 2016


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PUBLIC ROAD LENGTH - 2016 (1)
    KILOMETERS BY TYPE OF SURFACE AND OWNERSHIP/
    FUNCTIONAL SYSTEM NATIONAL SUMMARY

October 2017
Table HM-12M

OWNERSHIP/
FUNCTIONAL SYSTEM
UNPAVED PAVED (2) TOTAL
BITUMINOUS CONCRETE COMPOSITE TOTAL
Rural:            
  State Highway Agency: (3)            
    Interstate 0 27,070 8,889 8,708 44,667 44,667
    Other Freeways & Expressways 0 5,692 2,788 1,371 9,850 9,850
    Other Principal Arterial 531 110,106 7,912 23,890 141,908 142,440
    Minor Arterial 125 163,403 3,839 31,265 198,507 198,632
    Major Collector 1,910 316,105 7,885 20,909 344,899 346,809
    Subtotal 2,566 622,375 31,314 86,143 739,832 742,398
  Other Jurisdictions:            
    Interstate 0 897 200 981 2,077 2,077
    Other Freeways & Expressways 0 54 193 22 270 270
    Other Principal Arterial 0 1,160 424 87 1,671 1,671
    Minor Arterial 468 9,414 105 649 10,169 10,637
    Major Collector 61,964 204,577 10,269 11,056 225,902 287,866
    Subtotal 62,432 216,103 11,190 12,796 240,089 302,520
  Federal Agency:            
    Interstate 0 0 0 0 - -
    Other Freeways & Expressways 0 - - - - -
    Other Principal Arterial 0 131 2 - 133 133
    Minor Arterial 0 1,448 0 - 1,448 1,448
    Major Collector 530 2,753 15 89 2,857 3,387
    Subtotal 530 4,332 17 89 4,438 4,969
Subtotal 65,528 842,810 42,521 99,028 984,359 1,049,887
    Minor Collector 134,103       281,093 415,196
    Local 1,937,319       1,314,002 3,251,321
Total Rural 2,136,951       2,579,454 4,716,404
Urban:            
  State Highway Agency: (3)            
    Interstate 0 12,581 7,997 7,818 28,395 28,395
    Other Freeways & Expressways 0 8,582 4,892 4,176 17,651 17,651
    Other Principal Arterial 7 50,159 7,156 22,464 79,779 79,786
    Minor Arterial 0 43,896 2,269 16,328 62,494 62,494
    Major Collector 23 34,296 1,773 4,263 40,333 40,355
    Minor Collector 4 2,799 211 307 3,317 3,321
      Subtotal 34 152,314 24,299 55,356 231,969 232,003
  Other Jurisdictions:            
    Interstate 0 590 264 1,007 1,862 1,862
    Other Freeways & Expressways 1 1,136 298 342 1,775 1,776
    Other Principal Arterial 14 20,469 2,280 2,934 25,683 25,697
    Minor Arterial 437 90,986 11,056 9,861 111,904 112,341
    Major Collector 1,968 133,862 10,491 10,388 154,741 156,709
    Minor Collector 865 18,092 618 1,130 19,839 20,704
    Subtotal 3,284 265,136 25,007 25,662 315,805 319,089
  Federal Agency:            
    Interstate 0 0 0 0 0 0
    Other Freeways & Expressways 0 49 2 1 52 52
    Other Principal Arterial 0 12 - 4 16 16
    Minor Arterial 0 217 - 2 219 219
    Major Collector 12 138 9 3 150 162
    Minor Collector 12 21 - - 21 34
    Subtotal 24 437 11 10 458 483
Subtotal 3,342 417,887 49,317 81,029 548,233 551,575
    Local 117,432       1,260,298 1,377,730
Total Urban 120,774       1,808,531 1,929,305
Total Rural and Urban 2,257,725 1,260,696 91,838 180,057 4,387,984 6,645,709

(1) Includes the 50 States and the District of Columbia. Some differences from other tables may be noted because these are estimated from sample and summary data; some States may have missing/incomplete data. Due to conversion from English to metric units and to rounding, individual cell values may not agree with corresponding mileage table cell values.

(2) Paved includes the following categories: Bituminous -- bituminous, asphalt-concrete (AC) overlay over existing AC pavement; Concrete -- JPCP jointed plain concrete pavement, JRCP jointed reinforced concrete pavement, CRCP continuously reinforced concrete pavment; unbonded jointed concrete overlay on PCC pavement, bonded PCC overlay on PCC pavement, other (includes "whitetopping"); Composite -- AC overlay over jointed concrete pavement, AC (bituminous overlay over existing CRCP).

(3) Prior to 1999 included other state agency roads.

 

Page last modified on November 1, 2017
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