Broken slip layer geological construction of large diameter bored piles
Time of issue:2013-08--27
Hangzhou to Lanzhou National Highway Traffic lines are "national key trunk road layout planning" key highway national road network " 13 vertical 15 horizontal" in a cross , is to connect China's eastern , central and southwestern regions of the important horizontal lines . Yunyang, Fengjie to Chongqing Expressway is a line in Chongqing , Hangzhou, Lanzhou important sections of the territory , but also the Chongqing Urban Planning of the " Ring 8 shooting " highway network, an important part. The construction of the project on improving the national trunk road network, improve traffic behind the Three Gorges reservoir conditions, implementation of the " western development " strategy is important.