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Exam 11: Scaffolds, Ladders, and Sawhorses

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Question 21

Multiple Choice

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When fully loaded with personnel, tools, and material, the wood plank used to make a scaffold platform must never deflect more than 1/60th of its ____.

A) span
B) height
C) width
D) cribbing length

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Question 22

Multiple Choice

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Guardrails are installed on all open sides and ends of scaffolds that are more than ____ feet in height.

A) 4
B) 6
C) 8
D) 10

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Question 23

Multiple Choice

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If workers are on different levels of a scaffold, ____ must be installed as an overhead protection for lower-level workers.

Scaffolds and scaffold parts should be visually inspected five times.

____ support material that is being laid out or cut to size.

For scaffolds greater than 3 feet wide, the vertical locations of horizontal members are repeated every ____ feet.

A rest platform is required for every ____ feet of ladder used for access onto a metal scaffold.

Means of access onto a scaffold include a hook-on or attachable ladder, a ramp, or a(n) ____ and are determined by the competent person on the job.

You should never work above the second step from the top of a stepladder.

A windlass holds a scaffold from tipping over.