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More Mining Engineering Questions
Joints are formed as consequence of stress . . . . . . . .
The angle which a plane joining the crest of the quarry which the toe of the bottom most bench makes from the borizontal.
Every man hole shall be kept of obstructions
The outlets from a mine are under the sole control of . . . . . . . .
A second barrier (heavy type) should be placed further outbye at . . . . . . . .m from the face.