[1]喻林青,蔡庆娥.冰碛物滑坡中的锚固工程试验[J].山地学报,2007,(01):99.
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冰碛物滑坡中的锚固工程试验()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2007年01期
页码:
99
栏目:
山地学报
出版日期:
2007-01-30

文章信息/Info

作者:
喻林青;蔡庆娥;
中国科学院寒区旱区环境工程研究所;中交第一公路勘察设计研究院 甘肃兰州730000中交第一公路勘察设计研究院;陕西西安710075;陕西西安710075
关键词:
冰碛物; 滑坡; 锚固试验; 锚固段应力分布规律; 数值分析
文献标志码:
A
摘要:
冰碛为冰川搬运和堆积的松散物质,发育在其上的公路滑坡较为少见,缺少相关经验与试验数据。作者考察研究了国内外关于堆积层滑坡的治理现状,结合锚固工程界专家提出的锚固工程研究方向,在现场贴片锚固试验的基础上,对发育在冰碛物上的滑坡体锚固工程进行了专题研究,综合考虑不同锚索型式、不同锚索锚固段长度、不同张拉吨位对锚索锚固段应力分布规律的影响,得出了适用于冰碛物滑坡的锚固试验结论,经过综合比选推荐了一种适用的锚索锚固型式。并结合试验结果通过有限元试算,提出了适宜的建模边界条件。

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更新日期/Last Update: 2007-01-30