Concentrate Spillage of metal concentrates Agreements in place with rail transport company regarding standards and transport from rail wagons methods of transport Influencing Conditions Programmed track inspections carried out failure causing train to Regular track maintenance carried out derail resulting in release of High (15) Incident control actions: lead/zinc concentrate to land Make site safe Rolling failure causing train Follow incidence response plan and emergency response procedure to derail resulting in release of Remediate area lead/zinc concentrate to land Ground water Pollution Incident Pre-emptive Actions Unlikely seepage Seepage from surface water Routine monitoring of piezometer depths carried out storages and TSF to land and Routine monitoring of ground in piezometers carried out groundwater Daily inspections carried out of all pumps and trenches surrounding TSF Influencing Conditions and evaporation dam Failure of interception trench Backup diesel pumps on site pumps Incident control actions Medium (14) Blockage of interception Carryout repair or improvement works to interception trench pumping trenches systems Transformer failure or long Connect diesel pumps to system in the event of long term power term power failure interruption Remediate area Particulate matter Pollution Incident Pre-emptive Actions Dust from the CML7 Routine monitoring of dust levels blowing into the local Routine monitoring of weather conditions community Daily activity of water truck Influencing Conditions Backup water truck available Medium (14) Failure of dust suppression Incident control actions through water trucks or Follow incidence response plan and emergency response procedure chemical application Remediate area Dry and windy environmental conditions Hazard Potential Pollution Incident and Likelihood of incident Consequence of Proposed Actions conditions influencing likelihood occurring incident Pre actions (avoid impact) –emptive of occurrence Control Actions (minimise impact) Gas Storage Pollution Incident Rare Significant
Concentrate transport Spillage of metal concentrates from rail wagons Influencing Conditions failure causing train to derail resulting in release of lead/zinc concentrate to land Rolling failure causing train to derail resulting in release of lead/zinc concentrate to land Agreements in place with rail transport company regarding standards and methods of transport Programmed track inspections carried out Regular track maintenance carried out Incident control actions: Make site safe Follow incidence response plan and emergency response procedure Remediate area High (15) Ground water seepage Pollution Incident Seepage from surface water storages and TSF to land and groundwater Influencing Conditions Failure of interception trench pumps Blockage of interception trenches Transformer failure or long term power failure Unlikely Pre-emptive Actions Routine monitoring of piezometer depths carried out Routine monitoring of ground in piezometers carried out Daily inspections carried out of all pumps and trenches surrounding TSF and evaporation dam Backup diesel pumps on site Incident control actions Carryout repair or improvement works to interception trench pumping systems Connect diesel pumps to system in the event of long term power interruption Remediate area Medium (14) Particulate matter Pollution Incident Dust from the CML7 blowing into the local community Influencing Conditions Failure of dust suppression through water trucks or chemical application Dry and windy environmental conditions Medium (14) Pre-emptive Actions Routine monitoring of dust levels Routine monitoring of weather conditions Daily activity of water truck Backup water truck available Incident control actions Follow incidence response plan and emergency response procedure Remediate area Hazard Potential Pollution Incident and conditions influencing likelihood of occurrence Likelihood of incident occurring Consequence of incident Proposed Actions Pre –emptive actions (avoid impact) Control Actions (minimise impact) Gas Storage Pollution Incident Rare Significant
BHO-PLN-ENV-002_Pollution_Incident_Response_Management_Plan.docx