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Policy Information

Highway Statistics 2008

Public Road Length - 2008 1/ Miles by Type of Surface and Ownership/Functional System National System

October 2009
Table HM-12

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OWNERSHIP / FUNCTIONAL SYSTEM UNPAVED PAVED 2/ TOTAL
LOW TYPE INTERMEDIATE TYPE HIGH TYPE TOTAL
FLEXIBLE COMPOSITE RIGID
Rural:
State Highway Agency: 3/
Principal Arterial:
Interstate - 249 1,037 14,114 6,343 7,166 28,909 28,909
Other 151 1,223 4,125 65,340 16,444 6,851 93,983 94,134
Minor Arterial 156 3,279 10,693 95,681 17,129 2,851 129,633 129,789
Major Collector 1,377 31,436 44,584 128,049 14,001 1,642 219,712 221,089
Subtotal 1,684 36,187 60,439 303,184 53,917 18,510 472,237 473,921
Other Jurisdictions:
Principal Arterial:
Interstate - - - 480 578 165 1,223 1,223
Other - 22 47 272 38 330 709 709
Minor Arterial 181 475 1,822 2,098 229 7 4,631 4,812
Major Collector 35,700 25,346 53,357 70,021 4,155 5,721 158,600 194,300
Subtotal 35,881 25,843 55,226 72,871 5,000 6,223 165,163 201,044
Federal Agency:
Principal Arterial:
Interstate - - - - - - - -
Other - - 59 92 - 1 152 152
Minor Arterial - - 413 217 2 - 632 632
Major Collector 735 172 1,398 761 - - 2,331 3,066
Subtotal 735 172 1,870 1,070 2 1 3,115 3,850
Subtotal 38,300 62,202 117,535 377,125 58,919 24,734 640,515 678,815
Minor Collector 83,227   179,622 262,849
Local 1,157,311     881,206 2,038,517
Total Rural 1,278,838           1,701,343 2,980,181
Urban:
State Highway Agency: 3/
Principal Arterial:
Interstate - 56 144 5,849 4,518 4,902 15,469 15,469
Other Freeways And Expressways - 34 92 5,173 2,247 3,044 10,590 10,590
Other - 329 1,456 25,409 13,669 4,763 45,626 45,626
Minor Arterial - 570 3,555 21,726 8,118 1,634 35,603 35,603
Collector 5 2,617 4,735 10,807 1,795 913 20,867 20,872
Subtotal 5 3,606 9,982 68,964 30,347 15,256 128,155 128,160
Other Jurisdictions:
Principal Arterial:
Interstate - - - 339 673 171 1,183 1,183
Other Freeways And Expressways - 26 19 346 132 181 704 704
Other 13 565 4,041 10,595 2,040 1,837 19,078 19,091
Minor Arterial 510 4,221 16,730 37,653 7,060 5,113 70,777 71,287
Collector 1,104 7,945 28,935 44,558 6,525 4,783 92,746 93,850
Subtotal 1,627 12,757 49,725 93,491 16,430 12,085 184,488 186,115
Federal Agency:
Principal Arterial:
Interstate - - - - - - - -
Other Freeways And Expressways - - - 32 - 2 34 34
Other - - 23 23 - - 46 46
Minor Arterial - - 6 41 8 1 56 56
Collector - 9 59 72 2 - 142 142
Subtotal - 9 88 168 10 3 278 278
Subtotal 1,632 16,372 59,795 162,623 46,787 27,344 312,921 314,553
Local 43,775     719,838 763,613
Total Urban 45,407           1,032,759 1,078,166
Total Rural and Urban 1,324,245 78,574 177,330 539,748 105,706 52,078 2,734,102 4,058,347

1/ Includes the 50 States, the District of Columbia and Puerto Rico. Some differences from other tables may be noted because these are estimated from sample and summary data; samples entirely on structures are not included. Indiana excludes 788 miles of Federal agency owned roads.

2/ Paved includes the following categories: Low type—an earth, gravel, or stone roadway which has a bituminous surface course less than 1” thick suitable for occasional heavy loads; Intermediate Type—a mixed bituminous or bituminous penetration roadway on a flexible base having a combined surface and base thickness of less than 7”; High-Type Flexible—a mixed bituminous or bituminous penetration roadway on a flexible base having a combined surface and base thickness of 7” or more; also includes brick, block, or combination roadways; High-Type Composite—a mixed bituminous or bituminous penetration roadway of more than 1” compacted material on a rigid base with a combined surface and base thickness of 7” or more; High-Type Rigid—a Portland Cement Concrete roadway with or without a bituminous wearing surface of less than 1”.

3/ Prior to 1999 included other state agency roads.

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Updated: 01/03/2012

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