Unit 6 (B) : Stair Tower Safety

10 Questions | Total Attempts: 36

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Unit 6 (B) : Stair Tower Safety - Quiz

Score a 90% or higher to pass!


Questions and Answers
  • 1. 
    The footprint of a stair tower is 7'-0" x 10'-0".  At what height would you need to install a brace?
    • A. 

      21 ft

    • B. 

      28 ft

    • C. 

      35 ft

    • D. 

      16 ft

  • 2. 
    How high may a free standing stair tower be?
    • A. 

      There is no limit

    • B. 

      4 landings

    • C. 

      3 Landings

    • D. 

      None of the above

  • 3. 
    Who may inspect, tag, and date a stair tower?
    • A. 

      Job Superintendent

    • B. 

      OSHA Representative

    • C. 

      Only a competent person

    • D. 

      All of the above

  • 4. 
    How often shall stair towers be inspected?
    • A. 

      Daily

    • B. 

      Monthly

    • C. 

      Weekly

    • D. 

      None of the above

  • 5. 
    Identify pinch points that may occur while building a stair tower.  Pick all that apply.
    • A. 

      Between bracing and rosettes.

    • B. 

      While connecting braces with hammer.

    • C. 

      Shaking out material.

  • 6. 
    If a stair tower has a green tag, but the inspection date is not listed, is it okay to use the stair tower?
    • A. 

      True

    • B. 

      False

  • 7. 
    What are the minimum dimensions of a stair tower mud seal?
    • A. 

      12" x 2' x 2"

    • B. 

      2" x 10" x 2'

    • C. 

      6" x 6" posts

    • D. 

      6" x 6" x 0.5" sheeting

  • 8. 
    What does a yellow tag on a stair tower indicate?
    • A. 

      Go ahead.

    • B. 

      Under construction (only stair tower erectors may enter).

    • C. 

      Under construction, but go ahead anyway

    • D. 

      None of the above

  • 9. 
    Who is required to design stair tower bracing?
    • A. 

      Professional Engineer

    • B. 

      Qualified Engineer

    • C. 

      District Engineer

    • D. 

      Job Engineer

  • 10. 
    Toe boards are required on all landings.
    • A. 

      True

    • B. 

      False

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