Tailings lenticle with complicate distributing state in tailings fill dam has great influence on the stability of the dam.

尾矿堆积坝中尾砂透镜体具有复杂的分布状态，对坝体的稳定状况有极大影响。

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The process of accumulation and dissipation of extra-static pore water pressure in fine-grained mud layer of tailings fill dam constructed by up-stream method is analysed.

本文对上游法修筑的尾矿坝的细粒泥层内超静孔隙水压力的积累和消散过程进行了分析。

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This paper analyzes the reasons of dam-failure accident of tailings fill dam and the possible casualty, and expounds some countermeasures for avoiding this kind of accident.

对尾矿库溃坝事故发生的原因及可能造成的人员伤亡进行了分析，并阐述了避免事故的对策。

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