Carpentry & Building Construction © 2004

Safety Quizzes :

Self-Check Safety Quiz 11

Ladders and Scaffolds

Directions: Study safety sheets 4-1 through 4-2 from the Safety Guidebook for Carpentry & Building Construction, ISBN 0-07-825352-7. Then choose the letter of the answer that best completes the statement or answers the question.

1.
Selecting a ladder for the job depends on the
A)weight of the ladder.
B)weight of the user.
C)NIOSH rating of the ladder's tensile strength.
D)total weight of the user plus tools.
2.
Painters working on a small residential structure would probably use a ladder graded as
A)industrial, type IA.
B)industrial, type I.
C)commercial, type II.
D)household, type III.
3.
Which sentence does not state a safety rule for ladders?
A)Don't use a ladder that has been soaked in water.
B)Always move ladders in the vertical position.
C)Never paint a ladder.
D)If a ladder has been exposed to fire, chemicals, or fumes, don't use it.
4.
You inspect a ladder and find it has a damaged rung. What should you do next?
A)Try to repair the ladder.
B)Return the ladder to the storage shed.
C)Tagout the ladder and report it to the supervisor.
D)Tell the site safety monitor about the problem.
5.
You need to use an extension ladder to access a roof. Where should the foot of the ladder be positioned in relation to the structure?
A)a distance of one-fourth of the working length
B)a distance equal to one-fourth of the extended ladder
C)three feet from the structure foundation
D)five feet from the structure foundation
6.
The ground where a scaffold is assembled is slightly uneven. What can be done to level the scaffold?
A)Use thicker walking planks.
B)Turn the adjusting screws.
C)Use shims where the ground is uneven.
D)Use thicker base plates.
7.
Scaffolding that is more than 10' off the ground should have
A)special planking.
B)toe boards.
C)cleated planks.
D)guardrails.
8.
Scaffolding should be able to support its own weight and at least
A)two times the maximum intended load.
B)three times the maximum intended load.
C)four times the maximum intended load.
D)five times the maximum intended load.
9.
Which item is not a component of a personal fall arrest system?
A)safety net
B)lifeline
C)rope grab
D)full-body harness
10.
To protect workers from falling, install guardrails so that the top rail height is
A)21 inches.
B)42 inches.
C)50 inches.
D)64 inches.
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