[1]沈军辉,朱容辰,刘维国,等.5·12汶川地震诱发都江堰龙池镇干沟泥石流可能性地质分析[J].山地学报,2008,(05):513.
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5·12汶川地震诱发都江堰龙池镇干沟泥石流可能性地质分析()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2008年05期
页码:
513
栏目:
山地学报
出版日期:
2008-09-15

文章信息/Info

作者:
沈军辉;朱容辰;刘维国;任洋;章志峰;
成都理工大学地质灾害防治与地质环境保护国家重点实验室;
关键词:
汶川地震; 都江堰市; 干沟泥石流; 地质分析; 过渡安置房
文献标志码:
A
摘要:
岷江一级支流龙溪河右岸次级支流干沟,位于四川省都江堰市龙池镇,沟口为5·12汶川地震后都江堰龙池镇主要过渡安置房集中居住区。根据流域地质地貌条件,5·12地震诱发崩塌、滑坡山地地质灾害特征及泥石流发育历史等方面,分析预测了干沟震后暴发大规模泥石流的可能性及其危害性。研究表明,干沟为一多期次泥石流沟,其中两次在沟口形成了规模巨大的泥石流堆积扇;流域内5·12地震滑坡、崩塌极为发育,固体碎屑物质极为丰富,在持续强暴雨下有发生大规模泥石流的极大可能,将对沟口过渡安置房集中居住区带来严重危害。据此,提出了停建干沟沟口过渡安置房等建议。

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更新日期/Last Update: 2008-09-15