Superpave performance grading
1) In the excel sheet “BBR-DTT workbook” perform the following:
a- Find the stiffness and m-value for BBR-A
b- Plot the stress-strain and find the peak stress and corresponding strain for the DTT samples at deformation rates 0.025, 0.075 and 0.1 mm/s
c- Plot the stress-strain relationships at different strain rates (0.025, 0.05, 0.075 and 0.1) in one chart. Describe the effect of strain rates in the results
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