The Escalator Stair Sizes Established in ANSI/ASME A17

question 18

Multiple Choice

The escalator stair sizes established in ANSI/ASME A17.1 require a maximum rise of ____ in. and a max depth of 15 3/4 in.

• A) 8 1/2
• B) 9 1/2
• C) 10 1/2
• D) 11 1/2

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