The rolling tower, or ____ scaffold, is widely used for small jobs, generally not more than 20 feet in height.
A) jackleg
B) provisional
C) mobile
D) temporary
Correct Answer:
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Q20: When side brackets are used, tie-ins, braces,
Q21: Roofing brackets are made of _.
A) plywood
B)
Q22: If the frame sections are 5 *
Q23: Any material labeled either _ will burn
Q24: Scraps from cutting and fitting on a
Q26: Pump jack scaffolds are used widely for
Q27: Which of the following jobs is least
Q28: Ladder _ are metal brackets installed on
Q29: Which of the following statements is true
Q30: _ support material that is being laid
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