Controlled blasting techniques pdf

 

 

CONTROLLED BLASTING TECHNIQUES PDF >> DOWNLOAD LINK

 

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Controlled Blasting Techniques - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides Controlled blasting techniques are used to efficiently distribute explosive charges in a rock mass, thereby minimizing the fracturing of rock beyond the the design of a model blast box, arrangement of drill holes, choice of explosive, charging and initiation technique, and the determination of suitable model-PDF | Pre-splitting is a controlled blasting technique with applications in open pit mines. The main objectives of pre-splitting in open pit mining are:. FHWA-HI-92-001. Prepared in 1991. Rock Blasting and. Control. Overbreak An interim technique was used to recalculate and update the borehole pressures. This report reviews controlled blasting techniques for shaft sinking. Presplitting and smooth blasting are the techniques of principal interest. Smooth blasting.

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