Orica is the worlds largest provider of commercial explosives and innovative blasting systems to the mining, quarrying, oil and gas and construction markets, a leading supplier of sodium cyanide for gold extraction, and a specialist provider of ground support services in mining and tunnelling.
The Engineer – Blasting provides engineering support on the management of storage, handling and use of explosive at site, monitoring and auditing adherence to the explosives rules in line with company policy.
Key Accountabilities Checks the blast design for each blast to ensure so far as reasonably practicable that when such firing takes place it will not give rise to danger Ensures that explosives stored, handled and used in a manner which is without risk to the health and safety of persons on or off site, and bring anything which may adversely affect this to the project managers attention immediately Determines the danger zone shall be determined by the Blasting Engineer in consultation with the project manager and Police authorities Ensures an adequate written Blasting Specification is produced for each blast and approved by project manager Ensures Explosive rules relating to the storage, handling and use of explosives are followed Ensures that equipment and accessories used for shot firing is suitable and safe and site conditions are in line with the blast specification before work with explosives begins. Ensures that unsafe equipmentâ€™s and accessories are taken out of use immediately Ensures that only authorised persons carry out work with explosives and are authorized in writing by the ministry of Interior Where appropriate, checks that the electrical integrity of the shot firing system or circuit to minimize the risk of a misfire Ensures that a second check of all surface connections / underground are still connected before they are covered Ensures unauthorized persons are not allowed inside the danger zone Checks the status of all the sentries before the blast Ensures that all shots are fired from a safe location Inspects the face and certifies the Blast free of misfires after completion of waiting time Ensures that proper ventilation is provided at site during the time of charging Ensures that sufficient ventilation is provided to clear away noxious fumes after the blast Ensures that the safety officer completes gas monitoring regularly after the blast and record the content of gases Monitors and audits adherence to the explosives rules in line with company policy.
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