SC Concrete Paving Practice Questions - South Carolina Concrete Paving Contractor Examination Exam

What is the purpose of chairs, bolsters, or approved supports under pavement reinforcement or dowel baskets?

To electrically ground the steel To hold the steel at the specified depth and alignment during placing and vibration To increase the water-cement ratio To replace tie wire at all splices

Correct Answer:

To hold the steel at the specified depth and alignment during placing and vibration

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