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Table HM-12M – Highway Statistics 2012 – Office of Highway Policy Information (OHPI) – FHWA

Highway Statistics Series

Highway Statistics 2012


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PUBLIC ROAD LENGTH - 2012 (1)
    KILOMETERS BY TYPE OF SURFACE AND OWNERSHIP/
    FUNCTIONAL SYSTEM NATIONAL SUMMARY

October 2013
Table HM-12M

OWNERSHIP/
FUNCTIONAL SYSTEM
UNPAVED PAVED (2) TOTAL
BITUMINOUS CONCRETE COMPOSITE TOTAL
Rural:            
  State Highway Agency: (3)            
    Interstate 0 27,114 9,683 8,315 45,113 45,113
    Other Freeways & Expressways 0 2,826 2,387 1,218 6,432 6,432
    Other Principal Arterial 425 110,670 8,673 21,884 141,227 141,651
    Minor Arterial 139 167,393 3,847 28,439 199,679 199,818
    Major Collector 1,938 338,608 7,743 16,789 363,139 365,077
    Subtotal 2,501 646,611 32,333 76,646 755,590 758,091
  Other Jurisdictions:            
    Interstate - 1,044 223 1,104 2,371 2,371
    Other Freeways & Expressways - 33 6 32 71 71
    Other Principal Arterial 5 703 373 204 1,280 1,285
    Minor Arterial 384 11,236 301 193 11,731 12,115
    Major Collector 66,020 202,165 23,409 8,404 233,979 299,999
    Subtotal 66,409 215,182 24,312 9,938 249,432 315,841
  Federal Agency:            
    Interstate - 154 - - 154 154
    Other Freeways & Expressways - - - - - -
    Other Principal Arterial - 111 72 - 183 183
    Minor Arterial - 446 403 - 849 849
    Major Collector 797 3,202 - - 3,202 3,999
    Subtotal 797 3,913 475 - 4,389 5,186
Subtotal 69,707 865,706 57,120 86,583 1,009,410 1,079,117
    Minor Collector 138,994   282,958 421,952
    Local 1,975,885     1,302,312 3,278,197
Total Rural 2,184,587       2,594,680 4,779,267
Urban:            
  State Highway Agency: (3)            
    Interstate 1 10,911 6,187 6,149 23,247 23,249
    Other Freeways & Expressways 2 7,766 4,115 3,347 15,229 15,230
    Other Principal Arterial 82 42,130 7,079 19,622 68,832 68,914
    Minor Arterial 34 38,939 2,597 12,779 54,315 54,349
    Major Collector 1 26,263 1,962 2,721 30,946 30,947
    Minor Collector 5 1,371 - - 1,371 1,376
      Subtotal 125 127,380 21,941 44,618 193,939 194,064
  Other Jurisdictions:            
    Interstate 18 619 210 1,062 1,891 1,909
    Other Freeways & Expressways - 830 291 146 1,267 1,267
    Other Principal Arterial 35 24,528 3,184 1,985 29,697 29,732
    Minor Arterial 1,119 94,191 10,003 7,353 111,546 112,666
    Major Collector 2,961 125,617 10,062 6,543 142,223 145,184
    Minor Collector 10 1,942 11 1 1,954 1,964
    Subtotal 4,144 247,728 23,761 17,089 288,578 292,722
  Federal Agency:            
    Interstate - 21 8 2 31 31
    Other Freeways & Expressways - 93 7 1 101 101
    Other Principal Arterial - 26 51 3 79 79
    Minor Arterial - 55 4 2 61 61
    Major Collector - 130 - 4 134 134
    Minor Collector 13 - - - - 13
    Subtotal 13 325 70 11 406 420
Subtotal 4,282 375,433 45,772 61,718 482,923 487,206
    Local 93,027   1,181,302 1,274,328
Total Urban 97,309       1,664,225 1,761,534
Total Rural and Urban 2,281,895 1,241,140 102,892 148,301 4,258,905 6,540,801

(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 7, 2014.
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