Bulletin of the Department of Labor Volume 5, Nos. 26-31

Bulletin of the Department of Labor Volume 5, Nos. 26-31

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1900 edition. Excerpt: ...prompt removal of men from the mine in time of danger, and such means shall be a. substantial stairwa set at_a.n angle not greater than forty-five degrees, which shall be provided with d-rails and with platforms or landings at each turn of the stairway. _ II 811 ' escapenient shaft which may, at the time of the passage of this act, be 9l"1PP@ with a cage for hoisting men, such cage must be suspended between uides and be so constructed that falling objects can not strike persons bein ho upon It _Such cage must also be operated bv a steam hoisting en ne, whic shall be kept Iva-ilable for use at all times, and the equipment of said oisting apparatus shall includea depth indicator, a brake on the drum, a steel or iron cable, and safety catches on the cage. OBSTRUCTIONS IN SH.-l'I'. (g) No accumulations of ice nor obstructions of any kind shall be permitted in any esca ement shaft, nor shall any steam or lleated 0!' Viflflteil air be discharged into said sha t; and all surface or other water which flows therein Shall be conducted b rings or otherwise to receptacles for the same, so as to keep the Blalfways free from allin water.. WEEKLY INSPECTIONS. ill.) All escapement shafts and the Iliflflfiilgevifflyi leadmg thereto, or to the works of a. contiguous mine, must be careful y examined at leaf't 01108 11 week by the mine manager, or a man specially delegated by him for that purPofle, and the date and findings of such inspections must be duly entered_ in the record book in the oflices at the mine. If obstructions are found, their location and nature must be stated, together with the date at which they are removed. _ COMMUNICATION WITH ADJACENT MINE. (i When operators of adja_cent_ mines l""'9, by...
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Product details

  • Paperback
  • 189 x 246 x 28mm | 962g
  • United States
  • English
  • black & white illustrations
  • 1236880633
  • 9781236880635