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Book Shaft sinking Practices and Costs

Download or read book Shaft sinking Practices and Costs written by Eugene Delos Gardner and published by . This book was released on 1932 with total page 124 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Shaft sinking Methods  Practices  and Costs of the Consolidation Coal Co  at Its No  261 Mine  Caretta  McDowell County  W  Va

Download or read book Shaft sinking Methods Practices and Costs of the Consolidation Coal Co at Its No 261 Mine Caretta McDowell County W Va written by Laurence E. Kelley and published by . This book was released on 1932 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Shaft sinking Practices and Costs  by E  D  Gardner and J  Fred Johnson

Download or read book Shaft sinking Practices and Costs by E D Gardner and J Fred Johnson written by E. D. Gardner and published by . This book was released on 1932 with total page 118 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Methods and Costs of Shaft Sinking  U S  Atomic Energy Commission Project Gnome  Near Carlsbad  New Mexico

Download or read book Methods and Costs of Shaft Sinking U S Atomic Energy Commission Project Gnome Near Carlsbad New Mexico written by Merwin H. Howes and published by . This book was released on 1963 with total page 60 pages. Available in PDF, EPUB and Kindle. Book excerpt: Gnome shaft, situated about 24 miles southeast of Carlsbad, N. Mex., was designed and sunk by the U.S. Atomic Energy Commission for conducting a peace-time experimental nuclear explosion in the thick salt beds of the Permian Salado formation. Excavation was started July 1, 1960, and completed July 26, 1961. The 10-foot diameter shaft, lined with concrete through the rock section, was sunk 1,216 feet. A drift was driven approximately 1,140 feet on the 1,200-foot level terminating in a shot chamber. On completion of 100 feet of shaft, by means of a truck-mounted crane, facilities were installed for conventional sinking. About 709 feet of rock and 506 feet of salt were encountered in the shaft. Salt beds at this place are reported to be over 1,200 feet thick. The overlying rock section varies greatly in composition and thickness of beds and contains a 28-foot bed of water-bearing dolomite. The aquifer was sealed to facilitate shaft sinking and to prevent water-seepage damage in the salt section of the shaft. Sealing was accomplished by grout injection through holes drilled into the aquifer and by grouting behind the concrete liner

Book Shaft sinking Methods and Costs and Cost of Plant and Equipment at the Fad Shaft  Eureka Corp   Ltd   Eureka  Nev

Download or read book Shaft sinking Methods and Costs and Cost of Plant and Equipment at the Fad Shaft Eureka Corp Ltd Eureka Nev written by George W. Mitchell and published by . This book was released on 1949 with total page 52 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Shaft sinking Methods  Practices  and Costs of the Consolidation Coal Co  at Its No  261 Mine  Caretta  McDowell County  W  Va

Download or read book Shaft sinking Methods Practices and Costs of the Consolidation Coal Co at Its No 261 Mine Caretta McDowell County W Va written by Laurence E. Kelley and published by . This book was released on 1932 with total page 20 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Shaft sinking Methods  Practices  and Costs of the Consolidated Coal Co  at Its No 261 Mine  Caretta  Mcdowell County  West Virginia

Download or read book Shaft sinking Methods Practices and Costs of the Consolidated Coal Co at Its No 261 Mine Caretta Mcdowell County West Virginia written by United States. Bureau of Mines and published by . This book was released on 1932 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Methods and Costs of Sinking the Silver Summit Shaft  Wallace  Idaho  Using a Mechanical Mucking Machine

Download or read book Methods and Costs of Sinking the Silver Summit Shaft Wallace Idaho Using a Mechanical Mucking Machine written by George M. Grismer and published by . This book was released on 1948 with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Sinking Methods and Costs at the Burgin Shaft  Bear Creek Mining Co   East Tintic Project  Utah County  Utah

Download or read book Sinking Methods and Costs at the Burgin Shaft Bear Creek Mining Co East Tintic Project Utah County Utah written by Floyd Davis Everett and published by . This book was released on 1959 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: