Figure 1-2: Urban Road Conditions in Louisiana: 2000

Figure 1-2: Urban Road Conditions in Louisiana: 2000

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(Miles)

  Interstate Other Freeways & Expressways Other Principal Arterial Urban Minor Arterial Urban Collector
Total 231 35 753 1,528 1,235
Very good 1 0 11 11 0
Good 73 0 124 167 84
Fair 53 21 293 536 426
Mediocre 80 9 177 340 285
Poor 24 5 148 474 440

(Percent)

  Interstate Other Freeways & Expressways Other Principal Arterial Urban Minor Arterial Urban Collector
Total 100 100 100 100 100
Very good 0 0 1 1 0
Good 32 0 16 11 7
Fair 23 60 39 35 34
Mediocre 35 26 24 22 23
Poor 10 14 20 31 36

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.