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

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

Excel | CSV | Graphic Version

(Miles)

  Interstate Other Freeways & Expressways Other Principal Arterial Urban Minor Arterial Urban Collector
Total 57 0 172 25 0
Very good 4 0 2 0 0
Good 27 0 32 13 0
Fair 12 0 77 12 0
Mediocre 13 0 25 0 0
Poor 1 0 36 0 0

(Percent)

  Interstate Other Freeways & Expressways Other Principal Arterial Urban Minor Arterial Urban Collector
Total 57 0 172 25 0
Very good 7 0 1 0 0
Good 47 0 19 52 0
Fair 21 0 45 48 0
Mediocre 23 0 15 0 0
Poor 2 0 21 0 0

KEY FOR DATA ON THIS PAGE: N = data do not exist; NA = not applicable.

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.

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.