Abstract: This paper makes a comprehensive and systematic summary of the previous research and review on the lateral stability of right abutment monolith of Xin'anjiang dam. Based on the research achievements during the third periodic inspection of dam safety, field test and research on treatment scheme and implementation scheme are carried out.

Key words: Xin'anjiang dam, abutment monolith, lateral stability, finite element analysis, treatment

摘要： 对新安江右岸岸坡坝段侧向稳定问题以往的研究和复核成果进行了全面系统的总结，并以大坝安全第三次定期检查期间的攻关和研究成果为主要依据，对处理方案和实施方案进行现场试验和研究。

关键词: 新安江大坝, 岸坡坝段, 侧向稳定, 有限元分析, 工程处理