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Module 3: Asphalt Concrete Questions and Answers with
Complete Solutions UPDATED!!!
Antistripping Agents - ANSWER Chemicals added to improve the
bond between asphalt and aggregates,
especially in water-susceptible mixture
Asphalt Concrete - ANSWER A mixture of asphalt binder and
aggregates mixed together at high
temperatures and compacted while still hot.
Cold Mix Asphalt (CMA) - ANSWER Uses emulsified asphalt and
can be mixed and placed at ambient
temperatures; typically used for patching and low-volume rural
roads.
Extenders - ANSWER (e.g., sulfur, lignin) used to decrease the
amount of asphalt cement required, reducing
costs.
Module 3: Asphalt Concrete Questions and Answers with
Complete Solutions UPDATED!!!
Antistripping Agents - ANSWER Chemicals added to improve the
bond between asphalt and aggregates,
especially in water-susceptible mixture
Asphalt Concrete - ANSWER A mixture of asphalt binder and
aggregates mixed together at high
temperatures and compacted while still hot.
Cold Mix Asphalt (CMA) - ANSWER Uses emulsified asphalt and
can be mixed and placed at ambient
temperatures; typically used for patching and low-volume rural
roads.
Extenders - ANSWER (e.g., sulfur, lignin) used to decrease the
amount of asphalt cement required, reducing
costs.
