Div. B › Part 3 › 3.4 › 3.4.6 — Types of Exit Facilities

3.4.6.1 — Surface Finish of Ramps and Stairs

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(1) The surfaces of ramps, landings and treads shall,

(a) have a finish that is slip-resistant, and

(b) if accessible to the public, have a colour contrast or a distinctive visual pattern to demarcate,

(i) the leading edge of the tread,

(ii) the leading edge of the landing, and

(iii) the beginning and end of a ramp.

(2) A tactile attention indicator conforming to Article 3.8.3.18. shall be installed,

(a) at the top of the stairs, starting one tread depth back from the edge of the top stair, and

(b) at the leading edge of landings where a doorway opens onto stairs, starting one tread depth back from the edge of the landing.

(3) Treads and landings of exterior exit stairs shall be designed to be free of ice and snow accumulations if the stairs,

(a) are more than 10 m high, or

(b) serve a hotel.

OBC Definitions

Defined terms on this page

accessible

means , when applied to a fixture, connection, plumbing appliance, valve, cleanout or equipment, to be accessible with or without having to first remove an access panel, door or similar obstruction, but a fixture, connection, plumbing appliance, valve, cleanout or equipment is not accessible if access can be gained only by cutting or breaking materials.

exit

means that part of a means of egress, including doorways, that leads from the floor area it serves to a separate building, an open public thoroughfare or an exterior open space protected from fire exposure from the building and having access to an open public thoroughfare.

hotel

means floor areas, a floor area or part of a floor area that contains four or more suites and that provides sleeping accommodation for the travelling public or for recreational purposes.

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