摘要
对兰州市北环路安宁隧道滑坡成因进行分析后,确定滑坡地段的治理原则。通过锚索及框架梁设计验算,提出了滑坡治理的相关要求,为安宁隧道顺利施工创造了施工条件,预防了新的滑坡的产生。
The article analyzes the landslide causes of Lanzhou North Ring Road Anning Tunnel,and determines the treatment principle of landslide section.According to the design and check of anchor cable and frame beam,the article puts forward the relative requirement of landslide treatment,which creates the construction condition for the smooth construction of Anning Tunnel and prevents the new landslides.
出处
《城市道桥与防洪》
2013年第3期192-196,222,共5页
Urban Roads Bridges & Flood Control
关键词
隧道滑坡
预应力锚索
滑坡推力
锚固力
锚固段长度
框架梁
tunnel landslide,prestressed anchor cable,landslide thrust,anchorage force,length of anchorage section,frame beam
