Stairways and Ladders: Knowledge Check (OSHA 10-Hour Construction Outreach)

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1. Page 1

   10-hour Construction Outreach

   • Name: ___
   • Date: ___
   • Knowledge Check: Stairways and Ladders
   • 1. When portable ladders are used for access to an upper landing surface, how many feet above the upper landing must the side rails extend?
   • a. 2 feet
   • b. 3 feet
   • c. 4 feet
   • d. 5 feet
   • 2. You can use a metal ladder around power lines or exposed energized electrical equipment.
   • a. True, but ONLY if there is no other option to get the work done.
   • b. False, you should NEVER use a metal ladder in this circumstance.
   • 3. Handrails must be able to withstand, without failure, how many pounds of weight applied within 2 inches of the top edge in any direction or outward direction?
   • a. 300 pounds
   • b. 250 pounds
   • c. 200 pounds
   • d. 175 pounds
   • 4. Stairways that have four or more risers MUST have a stair rail.
   • a. True
   • b. False
   • 5. A non-self-supporting ladder should be set up at ___ (horizontal distance/working length of ladder).
   • a. 90 degree angle
   • b. 30 degree angle
   • c. 1:2 angle
   • d. 1:4 angle
   • Created by OTIEC Outreach Workgroup 05/18/2015