The technology of freezing method construction in the rebuilding skip shaft safety engineering of Qinan coal mine
WU Kang-nin · Journal of Anhui Institute of Architecture & Industry · 2013
According to engineering characteristics of Qi-Ninan coal mine safety rebuilding skip shaft, combining with the experience of construction of similar projects in the region,design the best Freezing construction plan of rebuilding skip shaft.On freezing technology and construction monitoring, the effectiveness and safety quality are discussed.Implements safety rapid construction of freezing pipe rupture of accident not shortened,build well construction period shortened and reduce the engineering cost.