控爆拆除环境复杂的废弃桥墩１工程概况大冶石头咀桥墩位于１０６国道和１０７国道联络道（省道）大金公路的中心地带，由于大金公路的扩建，此桥墩必须爆破拆除。石头咀废弃桥墩共有１号、２号和３号三座。桥墩上方２ｍ左右有根邮电通讯电缆，桥墩南２０ｍ处有座二层楼的... Controlled Explosion Demolition of complex environment of the abandoned piers 1 Daye Stone head Tsui pier is located in 106 State Road and State Road 107 State Road (Highway) Daikin Highway in the center, due to the expansion of Daikin Highway, the pier must be demolition blasting. Stone Tsui abandoned pier a total of 1, 2 and 3, three. 2m above the pier there is a root post and telecommunications cables, bridge pier south of 20m at a two-story building ...