Report of the Bureau of Mines of the Department of Internal Affairs of Pennsylvania

Report of the Bureau of Mines of the Department of Internal Affairs of Pennsylvania

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1900 edition. Excerpt: ... of the year. The provisions of the law were complied with, and the inside slopes permitted to fill with water. By a joint arrangement with the adjoining operators the water is being kept out of the upper levels. Spring Brook Colliery.--The strippings have been reopened on the Mammoth vein, and the work was progressing at the close of the year. The breaker has been strengthened. Two tunnels;ire being driven to the Lykens Valley vein, in the No. 2 district. A new inside slope is being opened out in the Buck Mountain vein, No. 2 district. G. B. Markle & Co. Jeddo No. 4.--Two short tunnels connecting Mammoth vein and Wharton have been driven. iMane IT, Wharton vein, east end, completed. Locomotive No. 7 added to inside plant. Separating tanks and drag line to remove culm from breaker water have been erected, and a flume 4,000 feet long constructed to take care of the discharge from settling tanks and some surface water, located along north side of basin. A 250 horse-power Babcock and Wilcox boiler installed. One Green Kidge slate picker added to breaker. Four 100 horse power Erie City boilers removed from boiler plant. Auxiliary breaker engine installed and necessary breaker engine house erected. One automatic mine door installed. Ebervale.--Tunnel about 400 feet long driven from the Mammoth vein to overlying vein and airway driven up from the overlying vein to the surface, and a ten-foot Crawford & McCrimmon fan installed. A plane has been erected from the third lift of No. 3 to counter gangway. One 100 horse-power Erie City boiler added to boiler plant at No. 1. Sixty-four double shanties and four single shanties have been erected. Highland No. 5.--Plane D extended 200 feet. Tunnels J and K driven to complete drainage system. Compressed...show more

Product details

  • Paperback | 240 pages
  • 189 x 246 x 13mm | 435g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236639200
  • 9781236639202