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Q.1) Based on your understanding of Aggregate tests answer the following: a. Show the differences between apparent...

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Civil Engineering

Q.1) Based on your understanding of Aggregate tests answer thefollowing:

a. Show the differences between apparent specific gravity andeffective specific gravity by drawing sketches for their aggregateparticles.

b. Absorption and specific gravity are critical information for theHot Mix Asphalt design engineer, Why?

c. How you can make check that the fine aggregate sample reachesthe SSD case?


Q.2) Based on your understanding of Asphalt cement tests answer thefollowing:

a. Asphalt binder at room temperature is solid. To be able to mixit with aggregate it must become liquid. How you can convert it toa liquid material (show all methods)?

b. Is there a direct measure for asphalt binder aging? Mention itor them and Explain your answer.

c. In solubility test AC should be moisture free, why?

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