Airborne contaminants

A person conducting a business or undertaking at a workplace must ensure that the results of air monitoring carried out under subregulation (1) are readily accessible to persons at the mine who may be exposed to the substance or mixture.

A person conducting a business or undertaking at a workplace must ensure that no person at the workplace is exposed to a substance or mixture in an airborne concentration that exceeds the exposure standard for the substance or mixture.

If there is no exposure standard for a particular substance or mixture, a person conducting a business or undertaking at a workplace must ensure that no person at the workplace is exposed to 8 hour time weighted average atmospheric concentrations of airborne dust comprising that substance or mixture that exceed — (a) for respirable dust…

The Workplace Exposure Standards for Airborne Contaminants apply in relation to a concentration referred to in subregulation (2)(a) or (b) as if that concentration were an exposure standard referred to in those Standards.

In subregulation (2) — 8-hour time-weighted average has the same meaning as in the Workplace Exposure Standards for Airborne Contaminants; inhalable has the same meaning as in the Workplace Exposure Standards for Airborne Contaminants; respirable has the same meaning as in the Workplace Exposure Standards for Airborne Contaminants.

A person conducting a business or undertaking at a workplace must ensure that air monitoring is carried out to determine the airborne concentration of a substance or mixture at the mine to which an exposure standard applies if — (a) the person is not certain on reasonable grounds whether or not the airborne concentration of…

A person conducting a business or undertaking at a workplace must ensure that the results of air monitoring carried out under subregulation (1) are recorded, and kept for 30 years after the date the record is made.