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Construction Materials - Asphalt Questions with Correct Answers for Specific Exam Mail supergrades12@gmail.com

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Construction Materials - Asphalt Questions with Correct Answers for Specific Exam Mail

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Construction Materials - Asphalt Questions
with Correct Answers for Specific Exam Mail

What is asphalt cement used for?

Ans: HMA, patching



What is asphalt emulsion used for?

Ans: Cold mix & maintenance applications



What is asphalt cutback used for?

Ans: Cold mix & maintenance applications



What are the properties of asphalt cement (binder)?

Ans: - Adheres well to most rock

- Waterproof

- Fairly durable

- Resistant to reaction with most acids, alkalis, and salts

- Temperature sensitive



What are the different layers of asphalt pavement?

Ans: Surface, base, subbase, and subgrade in that order



Asphalt binder is a visco-elastic material. What does that mean?




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Ans: - Viscous at high temps, like a fluid

- Elastic at low temps, like a solid

- Its characteristics depend on both temperature and loading rate



What are asphalt binder's specifications based on?

Ans: Physical properties



What is asphalt binder alone used for?

Ans: For sealing and waterproofing



What is asphalt binder + aggregate used for?

Ans: Mainly for hot mix asphalt pavement surfacing (HMA)



What is asphalt cement made of?

Ans: Asphalt binder



What is asphalt concrete made of?

Ans: Asphalt binder + aggregate



True or false, asphalt is highly affected by temperature?

Ans: True



What does asphalt that is too brittle result in?

Ans: Thermal cracking




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