2010 Copiapó mining accident San Jose Mine were around 20% higher than at other Chilean mines due to its poor safety record. The collapse occurred at 14:00 CLT on 5 August 2010. Access to the depths of the mine was by a long helical roadway. A group nearer the entrance escaped, but a second group of 33 men were trapped deep inside. A thick dust cloud caused by the rock fall blinded the miners for as much as six hours. Initially, the trapped miners tried to escape through ventilation shafts, but the ladders required by safety codes were missing. Luis Urzúa, the duty shift
2008 Ukraine coal mine collapse 2008 Ukraine coal mine collapse The 2008 Ukrainian coal mine collapse occurred at the Karl Marx Coal Mine in the city of Yenakiieve, Donetsk Oblast (province) of eastern Ukraine on June 8, 2008. The mine collapse was said to have been caused by a gas pipe explosion. The explosion occurred at a depth of about . 37 miners were trapped underground at the time of the collapse, located below the surface of the earth. Additionally, five surface workers suffered from burns and other injuries in a blast that they described as one of the most powerful in the industry. The