Construction Safety

Unit Quiz

QUESTION 1

Electric-arc welding is a type of __________ welding.

1.		pressure
		gas
		fission
		fusion

QUESTION 2

Which of the following is NOT a component of an assured equipment grounding conductor program?

1.		Competent person
		Ground fault circuit interrupters
		Continuity tests
		Daily visual inspections

QUESTION 3

A ladder or stairway is required at work points of access where there is a break in elevation of __________ inches or more

1.		12
		19
		22
		24

QUESTION 4

What is the maximum permissible height for a supported scaffold when braces are not used?

1.		20 feet
		30 feet
		Four times the minimum base dimension
		Four times the largest base dimension

QUESTION 5

When using a portable ladder to access a roof, the side rails:

1.		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 6

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? Your response should be at least 75 words in length.

QUESTION 7

Describe how electrical shock can contribute to falls on a construction site. Provide at least two examples. Your response should be at least 75 words in length.

QUESTION 8

What is the difference between a handrail and a stair rail? When are they required? Your response should be at least 75 words in length.