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Infiltration water in Yungang Grottoes and its movement
Author(s): 
Pages: 12-16
Year: Issue:  11
Journal: Geotechnical Investigation & Surveying

Keyword:  入渗 裂隙 砂岩 地下水 云冈石窟;
Abstract: 在云冈石窟地区,大气降水的入渗不仅是地下水的补给来源,也是洞窟石壁表面水分的来源之一。夏季强降雨和春季融雪是研究区入渗水产生的重要途径。石窟山体包气带厚,入渗水需要经过多层介质才能补给地下水,以石窟围岩中发育的2组优势垂直裂隙为主要运移通道。采用多种方法进行综合分析,估算出降水入渗系数为2.6%~5.4%,平均入渗强度为10~20mm/a。
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