Investigation of Pillar-Roof Contact Failure in Northern Appalachian Stone Mine Workings
Public Domain
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08/01/2004
Details
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Description:Underground limestone mine roofs in Northern Appalachia can be subject to high horizontal stresses. A case study is presented showing that induced stress changes in the immediate roof are less likely if the pillars contain weak bedding planes.
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NIOSHTIC Number:nn:na
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Main Document Checksum:urn:sha-512:f7cdbc9e5d86083d9da6a402534866fccd0100320869e563ca6734d39ddf2b016e5f1b7922b6916a1a5ed83ab9c06623835b214fee506cca05d20af5d81b7475
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[PDF
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