3501r9-c07 - CGN 3501 REVIEW QUESTIONS FOR TEST NO 4 Set 2...

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1 CGN 3501 REVIEW QUESTIONS FOR TEST NO. 4 – Set 2 Summer 2007 FUNDAMENTALS OF BITUMINOUS MATERIALS 1. What is the definition of "bitumen" in the United States? 2. Describe the similarities and differences between asphalt and tar. 3. Describe the characteristics and usages of the following natural asphalts: (A) Lake asphalt (B) Rock asphalt (C) Gilsonite 4. Describe how asphalts are manufactured from petroleum crude oils. 5. Describe the two common methods of manufacturing of tar. ASPHALT CEMENTS 1. Describe (A) the purpose of the test, (B) how the test results are reported, and (C) the meaning or significance of the test results for each of the following tests on asphalt cement: (A) Penetration (B) Flash point (C) Ductility (D) Thin film oven (E) Rolling thin film oven (F) Solubility (G) Absolute viscosity (H) Kinematic viscosity (I) Saybolt Furol viscosity (J) Ring and ball softening point 2. What is the main difference between the Cleveland Open Cup and the Tag Open Cup flash point tests? 3. Describe how the results of the ring and ball softening point test and penetration test can be used to measure the penetration index of an asphalt? 4. What is the range of penetration index of a normal paving asphalt cement? What is the meaning of a high or a low penetration index? 5.
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This note was uploaded on 05/26/2011 for the course CGN 3501 taught by Professor Mang during the Fall '10 term at University of Florida.

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3501r9-c07 - CGN 3501 REVIEW QUESTIONS FOR TEST NO 4 Set 2...

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