Back9.8.2.1.(1)

ATTRIBUTION:

Functional Statement:

F30

To minimize the risk of injury to persons as a result of tripping, slipping, falling, contact, drowning or collision.

F10

To facilitate the timely movement of persons to a safe place in an emergency.

Objective:

OS3.1, OS3.7

 

APPLICATION:

Minimum width of required exit stairs and public stairs, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].

INTENT:

To limit the probability of stairs of inadequate width for users to pass one another without difficulty, which could lead to:
  • persons colliding and falling, or
  • restricted egress during 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.