A saved miner is helped onto the ground after being trapped for 129 hours in an iron pit roof collapse in Xinglong County of North China's Hebei Province November 9, 2007. SHIJIAZHUANG, Dec.9 - All the 11 miners trapped in an iron pit roof collapse in North China's Hebei Province were rescued after 129-hour rescue by Sunday morning.According to local government authorities, the miners are in stable condition and walked out of the shaft at 1:15 a.m. Sunday with the help of rescuers. They have been sent to local hospital for medical check-up and treatment.The miners had been trapped for 129 hours after the roof of a private iron and gold ore pit collapsed at 6 p.m. Monday in Chengde, a popular summer resort in Hebei Province.But, the mine owner failed to report the accident to local authorities in Chengde City until Thursday morning.An investigation into the cause of the accident is under way.