OHS Code

Published Date: July 01, 2009
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Part 36 Mining

Section 723 Auxiliary fans

(1) An employer must ensure that an auxiliary fan used in a mine is electrically grounded.

(2) An employer must ensure that a heading that is advanced more than 10 metres from the main ventilation circuit and a raise or sub-drift that is more than 10 metres from the main ventilation circuit has an auxiliary ventilation system, or a system of line brattice, to direct ventilation so that the face of the heading is swept by the ventilating air supply.

(3) The distance referred to in subsection (2) must be measured from the nearest rib.

(4) If a heading to be ventilated is less than 200 metres long, the auxiliary fan interlock requirement of Clause 6.2.3 of CSA Standard M421-00 (R2007), Use of Electricity in Mines, does not apply.