02267oam 2200637 450 991070685810332120180227102532.0(CKB)5470000002458886(OCoLC)896810383(OCoLC)995470000002458886(EXLCZ)99547000000245888620141123d1976 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierSome engineering geologic factors controlling coal mine subsidence in Utah and Colorado /by C. Richard DunrudWashington :United States Department of the Interior, Geological Survey,1976.1 online resource (v, 39 pages) illustrations (some color)Geological Survey professional paper ;969Title from title screen (viewed October 2, 2014)."A discussion of the processes of subsidence and their effects on mine safety, coal resource management, and the environment in two geologic settings."Includes bibliographical references (pages 38-39).Coal mines and miningUtahCoal mines and miningColoradoMine subsidencesUtahMine subsidencesColoradoEngineering geologyUtahEngineering geologyColoradoCoal mines and miningfastEngineering geologyfastMine subsidencesfastColoradofastUtahfastCoal mines and miningCoal mines and miningMine subsidencesMine subsidencesEngineering geologyEngineering geologyCoal mines and mining.Engineering geology.Mine subsidences.Dunrud C. Richard1385965Geological Survey (U.S.),COPCOPOCLCOOCLCFOCLCAGPOBOOK9910706858103321Some engineering geologic factors controlling coal mine subsidence in Utah and Colorado3434488UNINA