Answered: Binder grade of asphalt selected for a…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Binder grade of asphalt selected for a highway construction based on the temperature records
found to be PG70-16. Answer to the following questions:
• If traffic speed is high (more than 70 km/h) and 0.2 million ESAL, what is your suggestion
for the binder grade?
• If traffic speed is slow (less than 20km/h) and traffic volume is very high (40 million EASL), what is your suggestion for the binder grade?

TABLE 9.2 Binder Grades in the Performance Grade
Specifications
High Temperature
Grades (°C)
Low Temperature Grades (°C)
-34, -40, –46
-10, -16, -22, -28, –34, -40,-46
-16, -22, -28, –34, -40
-10, -16, -22, -28, –34, –40
-10,-16, -22, -28, –34, –40
-10, -16, -22, –28, –34
PG 46
PG 52
PG 58
PG 64
PG 70
PG 76
PG 82
-10, -16, -22, -28, -34

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