PART XXIX UNDERGROUND OPERATIONS — Ambient air quality monitoring program
544
(1) An employer shall prepare and implement a written ambient air quality monitoring program for a mine to monitor contaminants in the air underground.
544(2)
An ambient air quality monitoring program required by subsection (1) shall:
544(a)
be developed by a competent person and certified as adequate by one of the following persons:
544(i)
a professional engineer; (ii) an occupational hygienist registered with the Canadian Registration Board of Occupational Hygienists; or (iii) an industrial hygienist certified by the American Board for Industrial Hygiene;
544(b)
identify sampling procedures using plans and instructions, and detail the instruments to be used for the procedures; and
544(c)
identify the contaminants to be monitored including, at a minimum, carbon monoxide, oxides of nitrogen, sulphur dioxide and nitrogen dioxide, and the frequency for monitoring those contaminants.
544(3)
An ambient air quality monitoring program shall ensure sufficient air quality is provided to the active workings underground by ensuring that any contaminants are diluted below the occupational exposure limit.
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