Question: 1 . What is the different between a natural aggregate and a manufactured aggregate? 2 . Aggregates may be classified as fine aggregate or coarse

1. What is the different between a natural aggregate and a manufactured
aggregate?
2. Aggregates may be classified as fine aggregate or coarse aggregate; explain
the difference.
3. Explain how aggregates are processed for use as a Portland cement
concrete ingredient or as a bituminous concrete ingredient.
4. How does particle shape affect the use of aggregate in base-course materials?
In portland cement concrete? In bituminous concrete?
5. Explain in details the ASTM C666, ASTM C33, and ASTM C29 testing procedures
1

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