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− − − key triggers that may indicate when controls are not working to their designed specification or operation the results of air monitoring , in particular whether the workplace exposure standard is being exceeded ( see section 3.1 ) any health monitoring reports that recommend reviewing the control measures ( noting that health monitoring results must not be disclosed to any person without the worker ’ s consent ) if and when workers have become or have reported feeling unwell the outcomes of consultation with workers ( or their representatives ) and HSRs , or worker complaints any new hazards the control measures have introduced any new hazards proposed control measures could introduce any other respirable dust hazards if new work methods or new equipment have made the job safer if safety procedures are being followed whether the training and instruction provided to workers on how to work safely has been successful whether workers are using the supplied PPE during relevant work tasks whether there has been a reduction in the frequency and severity of incidents , and if new legislation or new information has become available and whether it shows that the current controls may no longer be the most effective .
If problems are identified , a PCBU should go back through the risk management steps , review information and make further decisions about risk control .
More information on the risk management process and the hierarchy of control measures can be found in the Code of Practice : How to manage work health and safety risks .
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