Question: QUESTION 6 As a materials engineer working for a highway department, you select an asphalt binder for a specific location, the mean seven - day

QUESTION 6
As a materials engineer working for a highway department, you select an asphalt binder for a specific location, the mean seven-day maximum pavement temperature is estimated at 55C with a standard deviation of 2.5C. The mean minimum pavement temperature is -9C with standard deviation of 1.5C. What PG grade asphalt is needed at 98% reliability?
QUESTION 6 As a materials engineer working for a

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