Questions and Answers
Ladder rungs should be spaced between _____ and _______ inches apart.
10 and 14
Employers must provide a stairway or ladder if the elevation between two surfaces on a site is ____ inches or more.
19
Which of the following ladder materials should be avoided when working near power lines?
Stairs should be installed between _____ and _______ degrees from horizontal.
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Handrails should come up no more than _____ inches and no less than ___ inches from the tread of the stairway.
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The maximum intended load rating for portable ladders should be at least ____.
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____ refers to the point at which the structural members of a ladder lose their ability to carry a load.
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Handrails must be provided to all stairways that have ____ or more risers, or are higher than 30 inches.
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Study Notes
Ladder and Stairway Safety Regulations
- Ladder rungs should be spaced 10 to 14 inches apart for effective use and safety.
- Employers are required to provide a stairway or ladder when the height difference between two surfaces is 19 inches or more.
- Aluminum ladders should be avoided in areas near power lines to prevent electrical hazards.
Stairway Construction Standards
- Stairs must be installed at an angle of 30 to 50 degrees from horizontal to ensure stability and safety.
- Handrails on stairways should be positioned between 30 and 37 inches above the tread for optimal support.
Load and Structural Safety
- The maximum load rating for portable ladders is set at a minimum of 200 lbs, ensuring they can support typical use cases safely.
- "Load refusal" is the term used to describe the point at which a ladder's structural members can no longer carry a load, indicating potential failure.
Handrail Requirements
- Stairways with four or more risers, or heights exceeding 30 inches, must have handrails to enhance safety and prevent falls.
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Description
Test your knowledge with these flashcards on OSHA Module 6, focusing on stairways and ladders safety standards. Learn important guidelines about spacing, height requirements, and materials to avoid near power lines. This quiz is essential for anyone needing to understand safety regulations in construction environments.
