Figure 1-1: Rural Road Conditions in Louisiana: 2000

Figure 1-1: Rural Road Conditions in Louisiana: 2000

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(Miles)

  Interstate Other principal arterial Minor arterial Major collector
Total 556 1,223 1,625 6,965
Very good 49 49 120 121
Good 226 418 549 1,908
Fair 90 600 740 3,854
Mediocre 142 133 146 625
Poor 49 23 70 457

(Percent)

  Interstate Other principal arterial Minor arterial Major collector
Total 100 100 100 100
Very good 9 4 7 2
Good 41 34 34 27
Fair 16 49 46 55
Mediocre 26 11 9 9
Poor 9 2 4 7

NOTE: Numbers may not add to 100 due to rounding.

NOTE FOR DATA ON THIS PAGE FOR DATA ON THIS PAGE: Road condition is based on measured pavement roughness using the International Roughness Index (IRI). IRI is a measure of surface condition. A comprehensive measure of pavement condition would require data on other pavement distresses such as rutting, cracking, and faulting.

SOURCE FOR DATA ON THIS PAGE FOR DATA ON THIS PAGE: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics, Washington, DC: annual editions, tables HM-63 and HM-64, available at http://www.fhwa.dot.gov/ as of Feb. 1, 2002.