Report of the Department of Mines of Pennsylvania, Part 2 (Google eBook)

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The Department., 1915 - Coal mines and mining
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Page 21 - In cutting of clay veins, spars or faults in entries, or other narrow workings going into the solid coal in mines where explosive gases are generated in dangerous quantities, a bore hole shall be kept not less than three feet in advance of the face of the work, or in advance of any shot hole drilled for a blast to be fired therein.
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Page 1018 - December November October September August July June May April March February January Total Western Europe" 1974 December November October September...
Page 327 - I have the honor to submit my annual report for the year ending December 31st, 1922.
Page 970 - In all mines the mine foreman shall employ a sufficient number of assistants to insure a visit to each working place, either by himself or by his assistants, once each day while the employees are at work, and in addition thereto shall give special care, oversight, and attention to the men drawing pillars, particularly when falls are thereby being made.
Page 21 - ... entries or other narrow workings or in rooms or other wide workings. In addition to providing for an advance bore hole whenever and wherever clay veins, spars or faults are about to be cut, the Legislature further provided in the rule under discussion that such advance bore hole should likewise be kept three feet in advance of the face of the work, or a like distance in advance of any shot hole, in the cutting of "entries or other narrow workings," regardless of the presence or absence of clay...
Page 433 - Commonwealth, and the persons so appointed shall, after being duly organized, take and subscribe, before an officer authorized to administer the same, the following oath, namely: " We, the undersigned, do solemnly swear (or affirm) that we will perform the duties of examiners of applicants for certificates of qualification as mine foremen, assistant mine foremen, and fire bosses ; that we will not divulge or make known to any person any question prepared for the examiners, or In any manner assist...
Page 812 - He made an explanatory statement to the effect that the dies were in some junk he had purchased and that he did not know at the time of their presence nor of their coming into his possession; but, so far as appears, the statement was made without his being under oath...
Page 22 - ... or of a shot hole In the cutting of all entries or other narrow workIngs going into the solid coal.
Page 21 - In my opinion the former rule provided for an advance bore hole only in the cutting of such clay veins, spars or faults as were located and encountered in entries or other narrow workings, but the new rule provides for such advance bore hole in the cutting of all clay veins, spars or faults wherever the same may be located, and also for such bore hole in the cutting of all entries or other narrow workings themselves.

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