[1]杨东旭,王伟国,陈晓清,等.用于狭陡沟谷泥石流防治的坝基钢管桩初探——以小岗剑沟泥石流治理工程为例[J].山地学报,2014,(01):74.
 YANG Dongxu,WANG Weiguo,CHEN Xiaoqing,et al.Steel Pipe Piles Used for Countermeasures in Narrowsteep Debris Flow Gullies:A Case Study of Xiaogangjian Debris Flow Control[J].Mountain Research,2014,(01):74.
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用于狭陡沟谷泥石流防治的坝基钢管桩初探——以小岗剑沟泥石流治理工程为例()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2014年01期
页码:
74
栏目:
山地灾害
出版日期:
2014-01-01

文章信息/Info

Title:
Steel Pipe Piles Used for Countermeasures in Narrowsteep Debris Flow Gullies:A Case Study of Xiaogangjian Debris Flow Control
作者:
杨东旭;王伟国;陈晓清;游勇;李德基
1. 中国科学院山地灾害与地表过程重点实验室/中国科学院水利部成都山地灾害与环境研究所,四川 成都 610041;
2. 中国路桥工程有限责任公司,北京,100011;
3.中国地质科学院探矿工艺研究所,四川 成都,611734
Author(s):
YANG DongxuWANG WeiguoCHEN XiaoqingYOU YongLI Deji
1.Key Laboratory of Mountain Hazards and Surface Processes/Institute of Mountain Hazards and Environment, CAS & Ministry of Water Conservancy,Chengdu 610041,China;
2. China Road & Bridge Corporation,Beijing 100011,China;
3. Institute of Exploration Technology,Chinese Academy of Geological Sciences,Chengdu 611734,China
关键词:
狭陡型泥石流拦砂坝钢管桩复合桩基小岗剑泥石流
分类号:
P642.23
文献标志码:
A
摘要:
以四川绵竹小岗剑泥石流应急治理工程1#拦砂坝的基础设计、施工工艺、泥石流过流运用为依据,探讨了狭陡沟谷重力式拦砂坝钢管桩基础的设计和施工技术。针对狭陡型泥石流沟道的特殊地形及其带来的设计施工方法、材料和设备运输受限的问题,分析了钢管桩基的适用性和有效性,通过结构组成、布置构造和分析方法的创新,探索了复合桩基的实施要点,提出了钢管桩基受力分析的"折算断面法"。1#拦砂坝为重力式板基,下部碎石土持力层设钢管桩群,桩间土压力灌浆构成复合桩基,用于提高地基承载力并阻止坝下冲刷淘蚀。根据2012年汛期过流时坝下沟道剧烈冲刷引起的坝基淘刷与临空状况,进一步探讨了有关钢管桩基础设计优化等问题。

参考文献/References:

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 XIE Xiangping,WEI Fangqiang,XIE Tao,et al.Experiment on the Clogging and Deposition of Woody Debris Flowing with Torrents in Front of Debris Dams[J].Mountain Research,2014,(01):249.

备注/Memo

备注/Memo:
收稿日期(Received date):2013-07-11;改回日期(Accepted) : 2013-08-05。
基金项目(Foundation item):国家自然科学基金资助国家科技支撑计划(2011BAK12B03)和国家重点基础研究发展计划“973”计划(2011CB409903)资助。[This research is supported by National Key Technology R & D Program (2011BAK12B03) and National Basic Research Program "973" Program (2011CB409903).]
作者简介(Biography):杨东旭(1985- ), 男, 河南南阳人, 硕士, 助工, 主要从事泥石流防治技术研究及相关勘查设计。[Yang Dongxu, male, born in 1985, Nanyang of Henan province, Master, mainly engaged in debris flow prevention and mitigation.] E-mail: dxyang@imde.ac.cn *
通信作者(Corresponding author):陈晓清(1974- ), 男, 四川遂宁人, 博士,研究员, 研究方向为泥石流滑坡减灾理论与技术。[Chen Xiaoqing, male, born in 1974, Suining of Sichuan province, Doctor, professor, mainly engaged in mountain hazards prevention and mitigation.] E-mail:xqchen@imde.ac.cn
更新日期/Last Update: 1900-01-01