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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-12M – Highway Statistics 2013

Highway Statistics 2013


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PUBLIC ROAD LENGTH - 2013 (1)
    KILOMETERS BY TYPE OF SURFACE AND OWNERSHIP/
    FUNCTIONAL SYSTEM NATIONAL SUMMARY

October 1, 2014
Table HM-12M

OWNERSHIP/
FUNCTIONAL SYSTEM
UNPAVED PAVED (2) TOTAL
BITUMINOUS CONCRETE COMPOSITE TOTAL
Rural:            
  State Highway Agency: (3)            
    Interstate 0 25,896 9,511 8,698 44,105 44,105
    Other Freeways & Expressways 0 3,358 2,263 1,451 7,072 7,072
    Other Principal Arterial 425 108,347 8,021 23,182 139,549 139,974
    Minor Arterial 139 165,724 3,568 28,765 198,057 198,196
    Major Collector 2,026 331,697 7,712 18,127 357,537 359,563
    Subtotal 2,590 635,022 31,074 80,223 746,319 748,909
  Other Jurisdictions:            
    Interstate - 940 192 1,004 2,137 2,137
    Other Freeways & Expressways - 43 124 31 198 198
    Other Principal Arterial - 371 349 259 980 980
    Minor Arterial 401 6,710 19 132 6,861 7,262
    Major Collector 63,429 205,231 11,704 8,105 225,041 288,471
    Subtotal 63,831 213,296 12,389 9,531 235,216 299,047
  Federal Agency:            
    Interstate - - - - - -
    Other Freeways & Expressways - - - - - -
    Other Principal Arterial - 50 - - 50 50
    Minor Arterial - 1,700 - - 1,700 1,700
    Major Collector 812 2,314 1 - 2,315 3,127
    Subtotal 812 4,065 1 - 4,066 4,878
Subtotal 67,232 852,382 43,464 89,755 985,601 1,052,834
    Minor Collector 139,374   283,066 422,440
    Local 1,928,350     1,294,202 3,222,552
Total Rural 2,134,956       2,562,869 4,697,825
Urban:            
  State Highway Agency: (3)            
    Interstate 10 11,124 7,296 6,833 25,253 25,263
    Other Freeways & Expressways 2 7,621 4,069 3,725 15,416 15,417
    Other Principal Arterial 26 42,354 7,203 21,855 71,412 71,438
    Minor Arterial 16 39,863 2,337 13,599 55,799 55,815
    Major Collector 4 27,356 1,907 3,566 32,829 32,833
    Minor Collector 1 786 13 49 848 849
      Subtotal 59 129,104 22,826 49,627 201,556 201,615
  Other Jurisdictions:            
    Interstate 19 539 252 1,081 1,872 1,890
    Other Freeways & Expressways - 936 300 297 1,533 1,533
    Other Principal Arterial 9 25,485 2,133 1,957 29,575 29,584
    Minor Arterial 831 94,873 6,545 8,360 109,778 110,609
    Major Collector 2,240 132,718 5,500 7,722 145,940 148,180
    Minor Collector 22 1,058 31 119 1,208 1,230
    Subtotal 3,120 255,610 14,760 19,536 289,905 293,025
  Federal Agency:            
    Interstate - - 0 - 0 0
    Other Freeways & Expressways - 74 4 1 79 79
    Other Principal Arterial - 30 7 2 39 39
    Minor Arterial - 192 0 2 194 194
    Major Collector - 132 - 3 135 135
    Minor Collector - - - 10 10 10
    Subtotal - 428 11 18 457 457
Subtotal 3,179 385,141 37,597 69,181 491,919 495,097
    Local 104,730   1,254,273 1,359,002
Total Urban 107,908       1,746,192 1,854,100
Total Rural and Urban 2,242,864 1,237,523 81,062 158,935 4,309,061 6,551,925

(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.

 

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