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Safety Standards Flashcards

7 cards from real ASCE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Safety Standards flashcards as text

  1. Under OSHA 1926.451, each scaffold and its components must support their own weight plus at least how many times the maximum intended load?

    Answer: 4 times

    Scaffolds must support their own weight and at least 4 times the maximum intended load without failure.

  2. At what height above a lower level must employees on a scaffold be protected from falls?

    Answer: 10 feet

    OSHA 1926.451(g) requires fall protection for scaffold workers more than 10 feet above a lower level.

  3. A supported scaffold must be restrained from tipping by guys, ties, or braces when its height-to-base-width ratio exceeds what value?

    Answer: 4:1

    OSHA 1926.451(c)(1) requires supported scaffolds with a height-to-base-width ratio greater than 4:1 to be restrained from tipping.

  4. Under OSHA 1926.1053, a portable ladder used to reach an upper landing must extend at least how far above that landing?

    Answer: 3 feet

    Portable ladder side rails must extend at least 3 feet above the upper landing surface.

  5. A non-self-supporting ladder should be set so the horizontal distance from the top support to the foot is about what fraction of the ladder's working length?

    Answer: One-quarter

    OSHA specifies a 1:4 ratio, which puts the ladder at about 75.5 degrees.

  6. OSHA 1926.1051 requires a stairway or ladder at every point of access where there is a break in elevation of how much or more?

    Answer: 19 inches

    A stairway or ladder is required at any break in elevation of 19 inches or more unless a ramp, runway, or hoist is provided.

  7. Who must inspect scaffolds and scaffold components for visible defects before each work shift?

    Answer: A competent person

    OSHA 1926.451(f)(3) requires a competent person to inspect scaffolds before each shift and after any event that could affect structural integrity.