Engineering and Contracting . eby savingon the cost of shoveling, or whether the machine menshould do their own mucking. The method describedabove is a sort of compromise between the two plans. therefore a rock prentise was left to protect the menworking at the sinking. To raise the muck from the sink-ing operations two buckets were used, and air hoist op-erated each bucket; that is, two hoists were used, andthey were located on the eighth level. One hoistmanwas able to attend to both hoists. For the skips thetwo center compartments were used and the prentiseleft under these. The buckets there
Engineering and Contracting . eby savingon the cost of shoveling, or whether the machine menshould do their own mucking. The method describedabove is a sort of compromise between the two plans. therefore a rock prentise was left to protect the menworking at the sinking. To raise the muck from the sink-ing operations two buckets were used, and air hoist op-erated each bucket; that is, two hoists were used, andthey were located on the eighth level. One hoistmanwas able to attend to both hoists. For the skips thetwo center compartments were used and the prentiseleft under these. The buckets therefore worked one ineach of the end compartments, which explains why twohoists were necessary. One of these end compartmentswas the ladderway and by moving the ladder over to thewall it was possible to operate the bucket in it. The ^4? ;..///AV/»Vl{(,V/..f ?\ /^• ^J5 233 JS ^^i WSkipLoadg Statn •nr,.. ,.«j.,AwwjiF 1*^3^ Pocket Plan c /( jc I- i^^^ifoHoist -???? -? -?? Spillage and Sinking J-r,. rrangemt of Chutes at Bottom of Pocket
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Keywords: ., bookcentury1900, bookdecade1900, bookpublisherchicago, bookyear19
