Reports of the Inspectors of Mines of the anthracite coal regions of Pennsylvania for the year 1884 . es, telegraphs, etc. Plank Ridge Colli«ry. New sheet-iron boiler-house, 54^-^IT- 3, built over the four boilers putup in 1883. Four new boilers, 30 long, 34 diameter, with dirt-burning apparatuscomplete, and stack 30 long, 36 diameter, built in 1884. Foundations complete for another nest of four boilers. New frame smith and carpenter-shop, 50X25X9, built. New frame oil and supply-house, 12X14X8, built. New frame office, 14X14X8, built. A new air-shaft, 93 deep, lOXlO, was driven from surface t
Reports of the Inspectors of Mines of the anthracite coal regions of Pennsylvania for the year 1884 . es, telegraphs, etc. Plank Ridge Colli«ry. New sheet-iron boiler-house, 54^-^IT- 3, built over the four boilers putup in 1883. Four new boilers, 30 long, 34 diameter, with dirt-burning apparatuscomplete, and stack 30 long, 36 diameter, built in 1884. Foundations complete for another nest of four boilers. New frame smith and carpenter-shop, 50X25X9, built. New frame oil and supply-house, 12X14X8, built. New frame office, 14X14X8, built. A new air-shaft, 93 deep, lOXlO, was driven from surface to Mammothvein, and a new 18-foot fan erected over it to ventilate Plauk Ridge, In-dian Ridge, and Shenandoah City collieries. A tunnel 29^ yards long was driven from the Mammoth to the Skid-more vein in the old slope level. Shenandoah City Colliery. The bore-hole for hoisting-rope way for new underground slope has beencompleted. It is 245 long, 8 diameter, and lined with a 5| wrought-ironcasing, packed with cement. On the surface at top of bore-hole the fol-lowing improvements have been put up :. SHEN,CITY eftUJEBV THIRD UFT CAST GANGWAY 105LANOtNO OF NEW UNDEROROUND SLOPE. NEW UNDEnsROUND SLOPE , FIRST LIFT WEST CAN CISOlSS se< tiox THROUGH NEW UNDERGROUND SLOPE AT THE SHENANDDAH CITY COLLIERY OWNED BY THE P. Sc R C & I CD. SCALE 135 FT TO I INCH. JOHN H POLLARD RESIDCKJT CNISINCCR -ilfOTil^* |||1|I11II1W»»I™ ? - —;,„«i^«i«,,«,i,,iftlll»i« ? =,aaiai*™
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherslsn, bookyear1885
