A worker plans to use compressed air to blow silica dust off a slab. What should be coordinated?
Correct Answer
D) Dust cleanup.
Concrete and silica dust should be cleaned with appropriate dust-control methods rather than uncontrolled blowing.
Why This Is the Correct Answer
Concrete and silica dust should be cleaned with appropriate dust-control methods rather than uncontrolled blowing.
More ca-trade-b Questions
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A slab is 30 feet long, 18 feet wide, and 4 inches thick. How many cubic yards of concrete are needed before waste?
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