Practice Exercise Answers
ANSWER SHEET TO PRACTICE EXERCISE
Lesson 4
Learning Event
1. c
2
2. d
4
3. b
4
4. Solution:
Step 1 - Determine the total pavement thickness.
The subgrade is classified as F-3 because the PI is greater (>) than 12. Using an 83.8 gear
load, the total pavement thickness for a Type B area is 44" (Figure 13-21).
Step 2 - Determine the thickness design.
Step 3 - Add compaction requirements and draw the final design profile as for temperate design.
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