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This document discusses mining machinery and explosives used for open pit mining. It describes the specifications of a cable shovel, dump truck, and tractor. It then provides details on the Ashburton-Manganese method for calculating burden, drilling depth, spacing, stemming length, and overdrilling. Finally, it explains how to calculate and distribute the explosive charge, including calculations for charge weight and powder factor.

Author

Martínez Valentina

Language

EN