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The rock from a 3 m radius vertical shaft 412,98 m deep is to be dumped on...

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Civil Engineering

Therock from a 3 m radius vertical shaft 412,98 m deep is to be dumpedon level ground.
The base diameter of the dump is limited to 60 m; the angle ofrepose of rock = 37°. The ratio of broken to in situ rock =3:5.
The dump is to be levelled on the top when the shaft iscompleted.
Calculate:
a) The volume of rock to be dumped.
b) The vertical height of the completed dump.
c) The top area of the dump if the height is 11.513 m.

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