Calculate the rock yield volume per hole and the amount of


Calculate the rock yield (volume per hole) and the amount of drilling required per unit volume of excavation for blastholes placed in a staggered pattern on 8ft (2.4 m) centers. A drilled depth of 20 ft (6.1m) yields an effective depth of 18 ft (5.5m)

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Other Subject: Calculate the rock yield volume per hole and the amount of
Reference No:- TGS0653799

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