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
Beaconsfield Mine collapse the men, one of them yelling "I can see your light" when he broke through the ground which was separating him from the miners, to which the miners replied "I can see your light too". Brant Webb was freed at 4:47 a.m. on 9 May, followed by Todd Russell at 4:54 a.m. They were driven up the spiral decline of the mine, arriving at a medical station at the base of the vertical shaft from the surface at about 5:30 a.m. They were checked by a doctor, and then sent up the lift towards the surface. About thirty metres from