Concrete Test UPDATED Exam Questions and CORRECT Answers
What's the maximum time a concrete truck can wait after leaving the batch plant and still be poured? - 90 minutes When should floor slabs be sawcut and how deep? - Sameday, 1/4 of the thickness of the slab The function of dowels at a construction joint is? - To prevent differential settlement of the slabs What is the maximum number of rotations of the drum of a ready mixed concrete truck between batching and placement? - 300 What are the four components of concrete? - Water, cement, sand, aggregate On exterior slabs, we use air entrained concrete to? - Provide greater resistance to deicing salts
Written for
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- Concrete
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- May 27, 2024
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- Questions & answers