[1]张健楠,马煜,张惠惠,等.四川省都江堰市大干沟地震泥石流[J].山地学报,2010,(05):623.
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四川省都江堰市大干沟地震泥石流()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2010年05期
页码:
623
栏目:
山地学报
出版日期:
2010-09-15

文章信息/Info

作者:
张健楠;马煜;张惠惠;李丽;余斌;
地质灾害防治与地质环境保护国家重点实验室成都理工大学;
关键词:
泥石流; “5·12”地震; 溃决; 滑坡; 堵塞
文献标志码:
A
摘要:
2009-07-17,四川省都江堰市虹口乡大干沟在强降雨作用下发生滑坡堵塞沟道,在强大洪水作用下堵塞体溃决,暴发泥石流,造成2人失踪、大量农田被毁等严重灾害。这是汶川"5.12"地震引起大干沟内山体松动,在后期降雨作用下形成的泥石流,是典型的地震泥石流。这种后发型地震泥石流暴发具有一定隐蔽性,不易被察觉。大干沟在强降雨下很有可能再次暴发较大规模的泥石流,并堵塞白沙河、危害公路。

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更新日期/Last Update: 2010-09-15