全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
地球学报  2008 

三峡库区巫山县翠屏小区岩溶引起的地质灾害危险性研究

DOI: 10.3975/cagsb.2008.04.12

Keywords: 岩溶,地质灾害,三叠系嘉陵江组,巫山县,三峡库区

Full-Text   Cite this paper   Add to My Lib

Abstract:

三峡库区移民迁建中发现的岩溶问题是一个重大工程地质问题。巫山县城翠屏小区是较早发现有确切岩溶证据的地方,研究证实小区三叠系嘉陵江组灰岩普遍遭受了强烈的岩溶作用。不同部位具有不同的岩溶特点和强度,在纵向上,从山顶到坡脚岩溶作用有增强的趋势;从地表向深部,有局部强烈岩溶层位。岩溶作用在小区产生了顺坡或顺层延伸的溶洞和深部蜂窝状溶孔。岩溶作用在小区形成了脖颈状溶蚀槽地、槽状谷地、溶蚀台地和与地貌相关的"飞雁状"褶皱、岩溶正断层及帚状密集节理带。岩溶过程中伴随着其他外营力作用,它们的相互耦合形成各种次生岩土体。岩溶轻则引起岩体质量降低,重则可能导致地面不均匀沉降、地裂缝、滑坡、崩塌、泥石流及地面塌陷地质灾害。

References

[1]  张加桂.泥灰质岩石区几种岩溶地貌形态及成因探讨--以三峡地区为例[J].地质科学,2002(03)
[2]  张加桂;曲永新.三峡库区膨胀土的发现和研究[J].岩土工程学报,2001(06)
[3]  LUO Yinhui;ZHANG Chengya.Discussion on karst endangerment and the investigation[J].Earth and Environment,2005(zk)
[4]  GUANG Yaohua,An introduction to the progress of the geological engineering researches in karst regions,Carsologica Sinaca,1998(04).
[5]  张加桂;陈庆宣;蔡秀华.三峡地区泥灰质岩石中几种表生构造及其与地质灾害的关系[J].中国地质,2003(03)
[6]  吴树仁;韩金良;石菊松;张永双 何锋 董诚.三峡库区巴东县城附近主要滑坡边界轨迹分形分维特征与滑坡稳定性关系[J].地球学报,2005(05)
[7]  骆银辉;张成亚.浅析岩溶地质危害及其勘察方法[J].地球与环境,2005(zk)
[8]  光耀华.岩溶地区工程地质研究的若干新进展概述[J].中国岩溶,1998(04)
[9]  ZHANG Jiagui,The deformation mechanism and geohazard danger within marly stones in Three Gorges Reservoir region,北京:地质出版社,2005.
[10]  ZHANG Jiagui,Types of karst landform in mud limestone terrain and their genesis-a case study from Three Gorge region,Chinese Journal of Geology,2002(03).
[11]  ZHANG Jiagui;QU Yongxin.Research on expansive soils in Three-Gorge Reservoir region[J].Chinese Journal of Geotechnical Engineering,2001(06)
[12]  WU Shuren;HAN Jinliang;SHI Jusong;ZHANG Yongshuang HE Feng DONG Cheng.A study of the relationship between landslide stability and fractal dimension of the major landslide trace pattern near Badong in the Reservoir Region of the Yangtze Gorge Project[J].Acta Geoscientica Sinica,2005(05)
[13]  袁道先;朱德浩;翁金桃;朱学稳,韩行瑞,汪训一,蔡桂鸿,朱远峰,崔光中,邓自强,中国岩溶学,北京:地质出版社,1993.
[14]  TIAN Lingjun;LI Pingzhong;LUO Yan,Developmental history of Yangtze Gorges,成都:西南交通大学出版社,1996.
[15]  田陵君;李平忠;罗雁,长江三峡河谷发育史,成都:西南交通大学出版社,1996.
[16]  ZHANG Jiagui.Karst process and its impact on construction stability of the slope terrain within muddy limestone in the Three Gorges region[J].Acta Geoscientica Sinica,2005(06)
[17]  ZHANG Jiagui;CHEN Qingxuan;CAI Xiuhua.Some supergene deformation structures in marly limestone in the Three-Gorges region and their relation to geohazards[J].Geology in China,2003(03)
[18]  YUAN Daoxian;ZHU Dehao;WENG Jintao;ZHU Xuewen,HAN Xingrui,WANG Xunyi,CAI Guihong,ZHU Yuanfeng,CUI Guangzhong,DENG Ziqiang,Karst of China,北京:地质出版社,1993.
[19]  9th Team of Engineering Exploration of Hydro Conservancy Committee of Yangtze,Report on geo technical exploration to the foundation of gathering buildings in Zhoujiabao,Cuiping area,newly built Wushan county,2000.
[20]  张加桂.三峡地区泥灰质岩石斜坡带岩溶作用及其对工程稳定性的影响[J].地球学报,2005(06)
[21]  张加桂,三峡库区泥灰质岩石的变形机理及地质灾害危险性研究,北京:地质出版社,2005.
[22]  长江水利委员会第九工程勘测院,巫山新县城翠屏小区周家包统建房岩土工程勘察报告,2000.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133