Question: Design a blast for the commodity provided in Table 1 using the Datablast software. The ( Rock ) Geotechnical Engineering department and the Mine Planning
Design a blast for the commodity provided in Table using the Datablast software. The Rock Geotechnical Engineering department and the Mine Planning department have all agreed on a suitable bench height of m and it has also been determined from historical blasts that subdrilling is required for all blasts. For the load and haul equipment and the crusher to perform optimally, the required RunOfMine top size passing must be achieved. Table : Commodity and optimal fragmentation size distribution required.GROUPSCOMMODITYOPTIMAL FRAGMENTATON SIZE PASSNGmm and Gold and Manganese and Chrome and Platinum and Iron Ore and Copper and Zinc and Diamond and Coal and Cobalt and Diamond and Chrome The mine runs on a two shifts cycle per day, the morning and night shift. Charging and blasting is restricted to the day shift only. The complement for the drilling and charging crew are as follows: Drilling crew: One Shift supervisor with a blasting certificate. One Drilling machine operator must be a competent operator with a valid certificate and two assistants. One competent person from the Quality ControlQuality Assurance QAQC department.Charging and blasting crew: One Shift supervisor with a blasting certificate. One Mobile Processing Unit MPU truck and one assistant. One blaster with a blasting certificate and assistants. One stemming truck operator. As the newly appointed Drill and Blast Engineer you are required to: Design a blast for the mine in Datablast using the files provided Configure your database deciding on the explosives, initiating devices, equipment and all resources required for the drilling and blasting process based on the geological conditions and information provided Label your block and design lines appropriately ie Mine Topography, Blast Block, Drill Pattern and etc Determine if whether the fragmentation size distribution is optimal by analysing the fragmentation curves Determine the Peak Particle Velocity PPV resulting from your design at a house located m away from the blast in the Ydirection, a graveyard located m from the blast in the Xdirection and a Powerline located m Further you are required to prepare a POSTER minimum A size that briefly discusses your results. The poster should have the following sections: Abstract Introduction Methodology Results and Analysis References Note: The equipment, explosives, rock properties and all data used must be added as an attached to the poster in tabular form.
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