S-2.1, r. 13 - Regulation respecting occupational health and safety

Section 111 Disposition versions

2012-09-01

111. Ventilation of change rooms and toilets: During the hours of operation of an establishment, the change rooms and washrooms shall be ventilated toward the outside of the establishment, either naturally in accordance with section 102, or mechanically by extraction in accordance with the standards prescribed in the following table:

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Place                                    Ventilation (in cubic 
                                         metres of air per hour)
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Change           hooks or lockers        18 m3/h per square  
rooms            for street clothes      metre of the room’s
                 or unsoiled work        surface area.
                 clothes
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                 hooks or lockers        the greater of:
                 for damp work           36 m3/h per square
                 clothes (drying         metre of the room’s
                 facilities)             surface area, and 
                                         12 m3/h per locker.
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Toilets and                              the greater of:
urinals                                  - 36 m3/h per square 
                                         metre of the room’s 
                                         surface area, and
                                         - 45 m3/h per toilet
                                         or urinal, but not less
                                         than 350 m3/h.
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Showers                                  the greater of:
                                         - 36 m3/h per square 
                                         metre of the room’s 
                                         surface area, and
                                         - 90 m3/h per shower 
                                         head, but not less than
                                         350 m3/h.
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Where a washroom is ventilated naturally, the ventilation area per toilet shall be 0.1 m2.

O.C. 885-2001, s. 111.