Workplace Safety And Health Regulation
108
PART 4
GENERAL WORKPLACE REQUIREMENTS
Air quality and ventilation
4.1
An employer must, as much as is reasonably practicable, ensure that
(a) a workplace has appropriate air quality and is adequately
ventilated; and
(b) contaminants and impurities are prevented from accumulating
in the air at a workplace.
Mechanical ventilation
4.2
When an employer or an owner provides a mechanical ventilation
system at a workplace, the employer or owner must ensure that
(a) it is designed and installed in accordance with the requirements
of
(i) the
Manitoba Building Code, Manitoba Regulation 31/2011,
and
(ii) any applicable standard, code or municipal by-law;
(b) it provides sufficient amounts of air to replace the air it exhausts
from the workplace;
(c) it, and any associated humidification equipment, is inspected
and maintained by a competent person at a frequency that is
sufficient to
(i) protect the safety and health of workers, and
(ii) minimize the growth of biological contaminants and their
dissemination through the system; and
(d) its ventilation openings are kept free of obstructions and
sources of contamination.
M.R. 128/2019
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