AL Asphalt Paving Practice Questions - Alabama Hot And Cold Asphalt Plant Mix Paving Contractor Examination Exam

What is the primary purpose of a tack coat in hot-mix asphalt paving?

To waterproof the granular base course To create a bond between pavement layers and prevent slippage To seal the finished surface against UV aging To cool the mix before roller compaction

Correct Answer:

To create a bond between pavement layers and prevent slippage

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