The results showed the grit with weak expanded clay was of easy compaction, higher strength and low compressibility, and was suitable for filling material above saturation line.
结果表明，黏土质砂砾岩易压实，具有较高的强度和较低的压缩性，作为坝体填料是可行的，考虑到其干湿交替强度大幅度衰减的特性，应填筑于浸润线以上部分，并对坝坡坡面进行保护。
参考来源 - 弱膨胀黏土质砂砾岩坝料的工程特性及应用研究—《南水北调与水利科技》—2008年第4期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
The results indicate that: (1) the character of saturation line change has a time lag of the water level of tailings impoundment;
试验结果发现：尾矿堆积坝的浸润线变化存在滞后性；
Control of saturation line is one of important points in tailing dam monitoring, which plays an important role in tailing dam safety.
浸润线的控制是尾矿库监测重点内容之一，对尾矿库安全起着至关重要的作用。
The saturation line monitoring, which is done by manual usually with piezometric tube, is the main investigation item in tailings dam.
浸润线是尾矿坝的主要监测项目，一般采用测压管进行人工监测。
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