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Status of the Nation's Highways, Bridges, and Transit:
2002 Conditions and Performance Report

Exhibit 3-13:

Rural Vertical Alignment Adequacy

Exhibit 3-13

Exhibit 3-13 is a bar graph that shows rural vertical alignment adequacy. The vertical axis has five bars with four parts each. The horizontal axis measures percentages from 0 to 100 in increments of 10 percent. The first group of bars, for interstates, has 92.8 percent rural horizontal alignment adequacy for Code 1, 6.0 percent for Code 2, 0.4 percent for Code 3, and 0.7 percent for Code 4. The second group of bars, for other principal arterials, has 65.0 percent rural vertical alignment adequacy for Code 1, 24.1 percent for Code 2, 7.1 percent for Code 3, and 3.8 percent for Code 4. The third group of bars, for minor arterials, has 51.4 percent rural vertical alignment adequacy for Code 1, 27.9 percent for Code 2, 13.2 percent for Code 3, and 7.5 percent for Code 4. The fourth group of bars, for major collectors, has 52.7 percent rural vertical alignment adequacy for Code 1, 26.5 percent for Code 2, 13.9 percent for Code 3, and 7.0 percent for Code 4. And the fifth group of bars, for total, has 56.3 percent rural vertical alignment adequacy for Code 1, 25.4 percent for Code 2, 12.0 percent for Code 3, and 6.3 percent for Code 4.

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