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

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

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(Miles)

  Interstate Other freeways and expressways Other principal arterial Urban minor arterial Urban collector
Total 167 9 267 325 46
Very good 16 1 5 6 0
Good 58 6 87 69 3
Fair 41 2 148 183 17
Mediocre 44 0 19 54 12
Poor 8 0 8 13 14

(Percent)

  Interstate Other freeways and expressways Other principal arterial Urban minor arterial Urban collector
Total 100 100 100 100 100
Very good 10 11 2 2 0
Good 35 67 33 21 7
Fair 25 22 55 56 37
Mediocre 26 0 7 17 26
Poor 5 0 3 4 30

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

NOTE 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: 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.