WORK PLANS - Laserfiche WebLink

Home Browse Search

• Blast Countdown Suspension 10.1.7. Outline general emergency plans that shall be used in the event of an accident or other unplanned event. 10.1.8. Review procedures for handling misfires. 10.2. Clearing And Guarding Procedures: The blaster -in -charge shall 10.2.1. The Blaster -In -Charge shall coordinate blasts, with all concerned parties, on an approved blasting schedule. 10.2.2. A tagout procedure will be used to ensure no persons are underground when blasts occur. A safe area around the shaft collar or tunnel portal will be established, cleared and secured. 10.2.3. When the area is secure, a primary initiating device shall be connected to the shot approximately five minutes before the scheduled blasting time. 10.2.4. The blaster -in -charge shall then have the five-minute blast warning signal given to warn all in the area that a blast is impending. 10.2.5. Four minutes later, the one minute blast warning signal shall be given if all persons, including the shot -initiator, are in a safe location and all guards confirm that the blast area is still secure. 10.2.6. At blast time, if the blast area is secure, the blaster -in -charge shall fire or instruct the designated shot firer to fire the blast. 10.2.7. After post blast fumes have dissipated as verified by the Blaster -In -Charge by visually checking for fume cloud. The blaster -in -charge shall inspect the shot area. This examination shall look for: • Dangerous rock conditions • The presence of undetonated explosives and/or initiators • Abnormal blast conditions and any other hazards 10.2.8. If misfires or other hazards are present, the blaster -in -charge shall supervise the removal of the hazard by the most appropriate means available. 10.2.9. When the area is clear of hazards the blaster -in -charge shall give the all clear signal allowing work to resume in the area. Page 8