Falls, Lifelines and Safety Nets
According to OSHA, falls are the leading cause of death in construction. During the first week of Electrical Safety Month, OSHA held its National Stand-Down to Prevent Falls. Test your fall-protection knowledge here.
1. In construction, the general threshold for fall protection requirements begins at _______ feet.
Correct Answer: 6
2. The top rail of a guardrail system must be capable of withstanding 200 lbs. of downward and outward force. How much force must a mid-rail be capable of withstanding?
Correct Answer: 150 lbs.
3. What must the rating of the approved anchor point be for a horizontal lifeline that three workers are connected to?
Correct Answer: 15,000 lbs.
4. What must the rating of an approved anchor point be for a vertical lifeline connected to one worker’s full-body harness as part of a personal fall arrest system (PFAS)?
Correct Answer: 5,000 lbs.
5. Under general conditions, without exceptions, it is always acceptable to connect two workers to a single vertical lifeline.
Correct Answer: True
Correct Answer: False
6. In 2022, a PFAS consists of the following components except:
Correct Answer: D-ring with a minimal tensile strength of 2,500 lbs.
7. The general fall protection requirement for scaffolds requires that each employee more than _______ feet above a lower level is protected from falling to that level.
Correct Answer: 10
8. Safety nets shall be installed as close as practical under the walking/working surface where employees are working, but in no case more than _______ feet below.
Correct Answer: 30
9. How much distance should be added to the calculation for the total fall distance when using a shock-absorbing lanyard?
Correct Answer: 3½ ft.
10. The proper height-to-base ratio for an extension ladder used on a construction site to gain roof access is _______. In addition, the top of the ladder must extend 3 feet above the roof’s edge.
Correct Answer: 4:1
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