UNSW Concise OHS Risk Rating Table OHS696 What you need to do Consider what can go wrong that can hurt someone Determine what the most likely outcome would be - Consequences Determine how likely those consequences are - Likelihood Calculate the risk rating Required action CONSEQUENCES: How severely could someone be hurt? Severe death or permanent disability to one or more persons Major hospital admission required Moderate medical treatment required Minor first aid required Insignificant injuries not requiring first aid LIKELIHOOD: How likely are those consequences? Almost certain expected to occur in most circumstances Likely will probably occur in most circumstances Possible could occur at some time Unlikely is not likely to occur in normal circumstances Rare may occur only in exceptional circumstances CONSEQUENCES Insignificant Minor Moderate Major Severe LIKELIHOOD 1 2 3 4 5 Almost certain M H H VH VH A Likely M M H H VH B Possible L M H H VH C Unlikely L L M M H D Rare L L M M M E Risk level Required action Act immediately: Very high The proposed task or process activity must not proceed. Steps must be taken to lower the risk level to as low as reasonably practicable using the hierarchy of risk controls. Act today: The proposed activity can only proceed, provided that: (i) the risk level has been reduced to as low as reasonably practicable using the hierarchy of risk controls; (ii) the risk controls must include those identified in legislation, Australian Standards, Codes of High Practice etc. (iii) the risk assessment has been reviewed and approved by the Supervisor and (iv) a Safe Working Procedure or Safe Work Method has been prepared. (v) The supervisor must review and document the effectiveness of the implemented risk controls. Act this week: The proposed task or process can proceed, provided that: (i) the risk level has been reduced to as low as reasonably practicable using the hierarchy of Medium risk controls; (ii) the risk assessment has been reviewed and approved by the Supervisor and (iii) a Safe Working Procedure or Safe Work Method has been prepared. Act this month: Low Managed by local documented routine procedures which must include application of the hierarchy of controls.
UNSW Concise OHS Risk Rating Table OHS696 What you need to do Consider what can go wrong that can hurt someone Determine what the most likely outcome would be - Consequences Determine how likely those consequences are - Likelihood Calculate the risk rating Required action CONSEQUENCES: Severe Major Moderate Minor Insignificant LIKELIHOOD: Almost certain Likely Possible Unlikely Rare How severely could someone be hurt? death or permanent disability to one or more persons hospital admission required medical treatment required first aid required injuries not requiring first aid How likely are those consequences? expected to occur in most circumstances will probably occur in most circumstances could occur at some time is not likely to occur in normal circumstances may occur only in exceptional circumstances LIKELIHOOD CONSEQUENCES Insignificant 1 Minor 2 Moderate 3 Major 4 Severe 5 Almost certain A M H H VH VH Likely B M M H H VH Possible C L M H H VH Unlikely D L L M M H Rare E L L M M M Risk level Required action Very high Act immediately: The proposed task or process activity must not proceed. Steps must be taken to lower the risk level to as low as reasonably practicable using the hierarchy of risk controls. High Act today: The proposed activity can only proceed, provided that: (i) the risk level has been reduced to as low as reasonably practicable using the hierarchy of risk controls; (ii) the risk controls must include those identified in legislation, Australian Standards, Codes of Practice etc. (iii) the risk assessment has been reviewed and approved by the Supervisor and (iv) a Safe Working Procedure or Safe Work Method has been prepared. (v) The supervisor must review and document the effectiveness of the implemented risk controls. Medium Act this week: The proposed task or process can proceed, provided that: (i) the risk level has been reduced to as low as reasonably practicable using the hierarchy of risk controls; (ii) the risk assessment has been reviewed and approved by the Supervisor and (iii) a Safe Working Procedure or Safe Work Method has been prepared. Low Act this month: Managed by local documented routine procedures which must include application of the hierarchy of controls.