Figure 1-2: Urban Road Conditions in Montana: 2000
Tuesday, January 3, 2012
Figure 1-2: Urban Road Conditions in Montana: 2000
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(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.