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TABLE 2-4 Urban Roads in Poor or Mediocre Condition
by Functional Class: 1993–2003
Percentage of mileage in roadway class
Excel | CSV | Graphic Version
| Interstates |
41.5 |
42.9 |
37.2 |
36.9 |
36.0 |
34.9 |
30.4 |
28.2 |
28.2 |
28.2 |
26.8 |
| Other freeways and
expressways |
13.2 |
18.0 |
14.6 |
12.1 |
12.0 |
12.0 |
10.6 |
10.9 |
10.2 |
10.3 |
10.7 |
| Other principal
arterials |
22.5 |
28.8 |
27.1 |
25.9 |
26.7 |
31.3 |
30.6 |
30.0 |
29.3 |
29.7 |
29.1 |
| Minor arterials |
21.7 |
19.0 |
20.3 |
19.9 |
20.2 |
17.9 |
17.5 |
26.0 |
26.4 |
26.6 |
27.9 |
| Collectors |
27.4 |
26.0 |
26.5 |
26.3 |
26.6 |
20.9 |
22.0 |
32.1 |
31.9 |
32.8 |
34.0 |
NOTES: Data are for the 50 states and the
District of Columbia. The terms poor and mediocre as used here are Federal Highway
Administration (FHWA) pavement condition criteria term categories for
quantitative International Roughness Index and Present Serviceability
Ratings. For further information, see
U.S. Department of Transportation, FHWA, Status
of the Nation's Highways, Bridges, and Transit: 2002 Conditions and
Performance Report, Exhibit 3-3, available
at http://www.fhwa.dot.gov/policy, as of August 2005.
SOURCE: U.S. Department of Transportation,
Research and Innovative Technology Administration, Bureau of Transportation
Statistics, National Transportation
Statistics 2004, table 1-26, available at
http://www.bts.gov/, as of January 2005.
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