LESSON 4
PRACTICE EXERCISE
The following items will test your grasp of the material covered in this lesson. There is only one correct
answer for each item. When you have completed the exercise, check your answer with the key that
follows. If you answer any item incorrectly, study again that part which contains the portion involved.
1.
What is the primary consideration when erecting and using ladders and scaffolds?
A.
To notify your supervisor about the assembly
B.
To follow safety procedures
C.
To install guardrails
D.
To lower the swing-stage scaffold when it is not in use
2.
A hoisting machine is used to raise swing-stage scaffolds. What action do you take before
leaving the hoisting machine?
A.
Raise the scaffold higher than needed and lock the break
B.
Tie yourself securely to the scaffold
C.
Remove the control handle and lock the brake
D.
Push yourself slowly away from the building
3.
When a ladder is not in use, you hang it on brackets by its side rails to prevent ________.
A.
Moisture penetration
B.
Equipment loss
C.
Material warping
D.
Material splitting
4-27
EN0562
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