April 27, 2011
A bulldozer moves coal at Twentymile Mine in January. The mine was closed after a March 30 accident, officials with the Mine Safety and Health Administration confirmed.
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Mine received citation, has plan to address pillar compression that cause ceiling collapse
Officials with the federal Mine Safety and Health Administration confirmed Wednesday that it was a March 30 noninjury accident at the underground Twentymile coal mine in West Routt County that closed the longwall mining apparatus for nearly a month.