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bao cheng tie lu lue yang zhi jun shi miao duan lu qian yan zhi bian po beng chang lei xing he fa sheng tiao jian de chu bu tan tao
Author(s): 
Pages: 29-31
Year: Issue:  5
Journal: Hydrogeology and Engineering Geology

Keyword:  崩塌发生条件初步探讨路堑边坡宝成铁路岩质边坡节理发育地表水边坡坡度地下水;
Abstract: <正> 宝成铁路由于地贸情况复杂,路堑边坡崩塌现象较为普遍。笔者仅就个人所见,对岩质边坡崩塌类型和发生条件进行初步探讨,希读者指正。一、崩塌发生的条件崩塌的发生与边坡表面情况、地质构造、岩石性质、节理、风化、地下水与地表水、气候条件等有密切关系。本段崩塌发生的主要条件如下:1.本段发生崩塌的地方其路堑边坡坡度皆大于45°,坡面常有阶梯状、锯齿状悬岩突出,并有杯形凹陷,极不平整(图1)。
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