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燕山水库顺河向隐伏断裂发育特征及其构造稳定性分析
引用本文:余志冲,赵健仓.燕山水库顺河向隐伏断裂发育特征及其构造稳定性分析[J].水利水电技术,1996(9):23-28.
作者姓名:余志冲  赵健仓
作者单位:河南省水利勘测总队
摘    要:燕山水库是南水北调中线反调节大型蓄水工程.坝区内有一条顺河向区域性隐伏断裂,它的稳定性对水库的兴建具有重要意义.地形地貌、新生界以来地层岩性的展布都直接受着地壳运动、地质构造的控制,同时也是地壳运动和构造活动特征及发展趋势的标志.作者在大量野外调查、钻探资料及室内镜下鉴定成果的基础上,分析了库区两岸发育的三级不对称堆积阶地及河漫滩,认为各地貌单元在分布高程上两岸一致,说明库区地壳近期相对稳定.另外,依据新生界地层岩性特征并结合热释光、C14法绝对年龄测试成果,认为库区顺河向断层自第四纪以来是稳定的.

关 键 词:燕山水库  顺河向隐伏断裂  构造稳定性

The Analysis of the Developmental Feature of the Underlying Fault along the River and Its structural Stability of YanShan Reservoir
Yu Zhichong, Zhao Jiancang ,Gao Qingzhao.The Analysis of the Developmental Feature of the Underlying Fault along the River and Its structural Stability of YanShan Reservoir[J].Water Resources and Hydropower Engineering,1996(9):23-28.
Authors:Yu Zhichong  Zhao Jiancang  Gao Qingzhao
Affiliation:The General Water Conservancy Exploring andMeasureing Group of Henan Province
Abstract:The Yanshan Reservoir is a big counter regulation Water-storing project in the middle of the line of the south-north water transfer. The dike area contains an regional underly ing fault-fracture along the river. It's stability is very important to the construction of the reser voir. The following overal analgse and evaluate the features of the development of the fault and its constructional stabiloty accounting to the field survey, drilling information combing with heat releasing light and C14 and other results got from age-dating with modern technics.
Keywords:Yanshan Reservoir  the underlying fault along the river  the stability of the structure
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