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Scaffold Study Guide Exam Questions and Answers
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  • Nccer Scaffold

positioning system - Answer-Which of the following is a system that limits a worker's fall to only two feet and allows the worker to work with his or her hands? intended use - Answer-Which of the following is the first piece of information that must be gathered before the scaffold can be designe...

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  • September 16, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • scaffold study guide exam questions and answers
  • positioning system answer which of the following

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  • Nccer scaffold
  • Nccer scaffold

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Scaffold Study Guide Exam Questions
and Answers
positioning system - Answer-Which of the following is a system that limits a worker's fall
to only two feet and allows the worker to work with his or her hands?

intended use - Answer-Which of the following is the first piece of information that must
be gathered before the scaffold can be designed?

dead load - Answer-Which of the following is the calculated weight of all the scaffold
components?

live load - Answer-Which of the following is the calculated weight of workers, tools, and
materials?

10´-0˝ - Answer-Which of the following is the minimum clearance requirement for
insulated power lines with 300 Volts to 50 kV?

heel test - Answer-A qualified person performs which of the following to determine the
density of the soil?

contributory leg load - Answer-Which of the following is the total weight applied or
transmitted to a specific leg/standard

8 ft - Answer-Which of the following is the maximum platform span for a scaffold with a
medium-duty rating?

75 lbs per sq. ft - Answer-Which of the following is the maximum load for a scaffold with
a heavy-duty rating?

5 lbs per sq. ft - Answer-Platform weight was calculated by engineers and determined to
be which of the following?

plan view - Answer-Which of the following, also called a "bird's-eye view," is a two-
dimensional view that shows the view looking down on an object?

scale drawing - Answer-Which of the following is a drawing made to a size that is
different from the actual size of the object?

1/60 of its span - Answer-Which of the following is the maximum allowable deflection for
a wood plank?

6˝ - Answer-Which of the following is the minimum overhang of a scaffold plank that
extends over a bearer/transom?

, 4 to 1 - Answer-Which of the following is the correct rise to run ratio for an inclined
portable extension ladder?

integral prefabricated access frame - Answer-Which of the following scaffold frames has
a portion that has been specifically designed and constructed for use as an access
ladder?

plan brace - Answer-Which of the following is also known as a horizontal diagonal
brace?

positive tie - Answer-Which of the following secures the scaffold to a structure by
clamping, bolting, or welding it to provide stability and rigidity?

50-60 percent - Answer-A knot can reduce the breaking strength of a rope by which of
the following?

40-45 ft lbs - Answer-Most manufacturers recommend that _____ of torque be applied
to scaffold bolt clamps

Beam clamps - Answer-_____ should always be used in pairs.

Side-by-side clamps - Answer-_____ have a U-shape and are used to attach two
parallel components.

Beam clamps - Answer-_____ are used to secure a scaffold to a steel structure or as an
anchor point for a structure-supported scaffold

rust - Answer-Although not quite as strong as steel components, aluminum tubes are
lighter, more flexible, and resistant to

puncheon - Answer-A _____ is a vertical component that provides support but does not
contact the supporting surface

personal fall arrest systems or guardrail - Answer-On all scaffolds 10 feet or more in
height employees shall be protected by:

14" - Answer-On all scaffolds, according to OSHA, (except for plasters scaffolds), when
the distance between the face of the work and the scaffold platform edge exceeds
_________ an inside guardrail is required

6 - Answer-A scaffold with two bays will have at least _____ posts/standards

node points - Answer-The critical intersections where bearers/transoms,
runners/ledgers, or braces connect are called

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