Question 1: A ladder or stairway is required at work points of access where there is a break in elevation of __________ inches or more
12
19
22
24
Question 2: What is the maximum permissible height for a supported scaffold when braces are not used?
20 feet
30 feet
Four times the minimum base dimension
Four times the largest base dimension
Question 3: When using a portable ladder to access a roof, the side rails:
must extend at least 3 feet above the roof edge.
should extend at least 2 feet above the roof edge.
should not extend above the roof edge.
must be even with the roof edge.
Question 4: Which of the following is NOT a component of an assured equipment grounding conductor program?
Competent person
Ground fault circuit interrupters
Continuity tests
Daily visual inspections
Question 5: Electric-arc welding is a type of __________ welding.
pressure
gas
fission
fusion
Question 6: What does the term "fully planked" mean in relationship to scaffold platforms? Why is it important?
Question 7: Briefly explain three ways that exposure to welding fumes can be reduced in an outdoor working environment. Which of the three would be the most efficient?
Question 8: Describe how electrical shock can contribute to falls on a construction site. Provide at least two examples.
Question 9: What is the difference between a handrail and a stair rail? When are they required?