乱石窖滑坡稳定性分析与防治对策摘要:对长阳资丘乱石窖岩质滑坡的根本特征、破坏机制进展了分析,并对其稳定性进展了计算评价
分析认为滑坡有可能沿软弱岩层面发生顺层滑移
通过对滑坡采纳锚索、抗滑桩阻滑的治理措施,到达治理滑坡的目的
关键词:岩质滑坡;稳定性;防治方案;锚索;抗滑桩Abstract:pit rocks on the hill Changyang owned the basic characteristics ofrock landslide, failure mechanism was analyzed and the stability of the calculatedevaluation
Analysis that the landslide may occur along the dimensions alongweak rock layer slip
Through the use of anchor landslide, anti-skid piles ofcontrol measures to achieve the purpose of landslide management
Keywords: rock landslide; stability; prevention and treatment programs;anchor; piles0 引言乱石窖滑坡【1】位于长阳县资丘集镇,因集镇建立切坡、房屋加载等,破坏了边坡岩体构造的完整性,增加了坡体荷载,诱发滑坡沿软弱层蠕动
对集镇居民及企事业单位人员生命财产平安构成极大威胁,因此对其实行工程防治措施
1 地质环境条件乱石窖滑坡区地貌类型属构造侵蚀剥蚀低**地貌,斜坡构造类型属顺向坡,坡度一般 20~40 °
地层岩性为二叠系下统孤峰组〔P1g〕灰岩夹页岩,岩性软硬相间,页岩易风化、遇水易软化