Staircase component

Which is RISER?

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Which is THREAD?

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Which is RAILING ?

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Which is LANDING ?

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The ______ refers to the vertical space between each step.

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A ______ is a horizontal stair component upon which a person can walk.

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______ is a protective barrier to prevent trips and falls.

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_____ is a platform or flat area located partway up a staircase where the direction of the stairs changes, or where the stairs make a turn.

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