A rigid pavement is to be designed to provide a service life of
20 years and has an initial PSI of 4.4 and a TSI of 2.5. The
modulus of subgrade reaction is determined to be 300 lb/in3. For
design, the daily car, pickup truck, and light van traffic is
30,000; and the daily truck traffic consists of 300 passes of
single-unit trucks with single and tandem axles, and 400 passes of
tractor semi-trailer trucks with single, tandem, and triple...