Safe Operating Procedures for Fans
116. (1) Where a main fan, booster fan or auxiliary fan stops for any reason, every person who is in an area that is affected by the stoppage shall be evacuated to a place that is ventilated in accordance with subsection 110(1).
(2) A qualified person shall, before any other person enters an area that has been evacuated pursuant to subsection (1), inspect the area to determine whether it is ventilated in accordance with subsection 110(1).
(3) Where a main fan or booster fan stops for any reason for more than 30 minutes, the mine manager shall, without delay, submit a written report of the circumstances under which it stopped to a safety officer at the district office.
(4) Where an auxiliary fan stops, no person shall restart the auxiliary fan unless a qualified person has
(a) inspected the area underground that is serviced by the auxiliary fan and has tested for flammable gases; and
(b) informed the person that it is safe to restart the auxiliary fan.
(5) The mine manager shall prepare procedures to be followed in the event of the stoppage of an auxiliary fan and shall post a copy of those procedures in a conspicuous place at the surface of the coal mine.
117. All main fans and booster fans and associated equipment shall be inspected by a qualified person at intervals of not more than 30 minutes.
118. (1) Every qualified person who inspects a main fan, a booster fan or any associated equipment shall be authorized to do so and shall hold a certificate as a mine mechanic or a mine electrician.
(2) Every qualified person who inspects a main fan, a booster fan or any associated equipment shall record the results of the inspection in a book kept for that purpose.
Procedures for Ventilation Surveys
119. (1) For every portion of a coal mine, the mine manager shall prepare and keep up to date written procedures for ventilation surveys.
(2) The procedures referred to in subsection (1) shall
(a) include a requirement for a volumetric ventilation survey to be made in every underground portion of the coal mine at least once every month; and
(b) be certified by an engineer.
(3) The mine manager shall submit a written report of each ventilation survey made in accordance with the procedures referred to in subsection (1) to a safety officer at the district office within 15 days after the end of the month in which the ventilation survey is made.
Deficiency in Air
120. Where the quality or quantity of air underground is not in accordance with subsection 110(1), the mine manager shall, without delay, take measures to correct the deficiency.
Ventilation Measurements and Reports
121. (1) Immediately before the beginning of every shift and at least once every day, the barometric pressure and temperature out of doors above ground at a coal mine shall be measured and recorded by a qualified person or by mechanical means.
(2) The mine manager shall, within 24 hours after the making of a record referred to in subsection (1), countersign the record or a copy thereof.
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