9.8.3.1.(3)

Objective

OS3 Safety in Use

Attribution

Intent

Intent 1:

To limit the probability of multiple sets of winders in a single flight of stairs, which could lead to an excessive disruption of the natural gait of users, which could lead to:

  • persons misstepping and falling, or
  • persons misstepping and falling in an emergency, which could lead to delays in the evacuation or movement of persons to a safe place.

This is to limit the probability of harm to persons.

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