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Engineering, 01.10.2021 17:50 Tatimary24174

Guardrails are often used by employers to protect workers from falls. How high must the top guardrail (the toprail) be above the
working surface?
a) 24 inches, plus or minus 3 inches
b) 42 inches, plus or minus 3 inches
c) 60 inches, plus or minus 34inches

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Answers: 1

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