The obligation
For each high risk processing of a crystalline silica substance, a PCBU must undertake air monitoring for respirable crystalline silica in accordance with regulation 50.
Where processing of a crystalline silica substance has been assessed as high risk, air monitoring for respirable crystalline silica in accordance with regulation 50 is one of the additional requirements to be met before work commences. PCBUs must provide air monitoring results to the regulator if the airborne concentration of respirable crystalline silica has exceeded the workplace exposure standards for respirable crystalline silica.
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- What
- For each high risk processing of a crystalline silica substance, a PCBU must undertake air monitoring for respirable crystalline silica in accordance with regulation 50.
- Source
- comcare.gov.au
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comcare.gov.au
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Frequently asked questions
Which WHS law does this come from?
Air monitoring for high risk processing of crystalline silica substances is a WHS requirement set out in Managing the risks of respirable crystalline silica at work (FEDERAL). It is made under Work Health and Safety Act 2011 (FEDERAL). The relevant provision is Managing the Risks of Respirable Crystalline Silica at Work > Monitoring.
What does this WHS obligation require?
Air monitoring for high risk processing of crystalline silica substances is a WHS obligation under Managing the risks of respirable crystalline silica at work (FEDERAL). In short, For each high risk processing of a crystalline silica substance, a PCBU must undertake air monitoring for respirable crystalline silica in accordance with regulation 50.
What changed recently?
Air monitoring for high risk processing of crystalline silica substances was last updated on 9 October 2026.
