摘要： 文章对郴州市四清水库土坝大滑坡原因做了较为全面的分析, 认为滑坡是由于坝体填土质量差、不恰当翻修施工和集中暴雨三方面因素引起的。

Abstract: The article made a comprehensive analysis on the reason of large landslide at Siqing reservoir. The poor earth- filling quality, improper rehabilitation construction and the rainstormwere the main reasons for the landslide.