砂石滤层应用中的几个问题  

Some issues on application of sand/gravel filter zone

作　　者：郭庆国[1] 孙维卫[1] 马理[1] 杨力[2] 李东 

机构地区：[1]国家电力公司西北勘测设计研究院,西安710065 [2]新疆生产建设兵团工一师,乌鲁木齐830011 [3]中国水利水电第三工程局,安康725000

出　　处：《西北水电》2002年第3期28-32,共5页Northwest Hydropower

摘　　要：反滤层是防止土石坝渗透破坏的首道防线 ,其质量甚为重要 ,涉及到设计、施工各个环节。在叙述了被保护土土性分析、滤层准则研究与应用的基础上 ,对反滤料的材质、分离、宽度、污染、压实标准、填筑压实方法等作了较系统的叙述。Filter zone is the first barrier for embankment dams to prevent seepage damage. Its quality is utmost important and involves the various links of design and construction. After depicting analysis of protected soil texture, study and application of seepage criteria, a systematic description is given on filter material's property, segregation, width, contamination, compaction standard and filling and compacting method.

关 键 词：砂石 反滤层 分离 污染 铺填宽度 压实标准 填筑 

分 类 号：TV640.33[水利工程—水利水电工程]