Abstract: According to the characteristics of asphalt concrete core wall of Nierji project and the connection patterns with other structures, deformation monitoring aiming at the possible weak positions was carried out. By observation for several years, large amount of reliable monitoring data were obtained which helped to solve engineering problems.

摘要： 根据尼尔基水利枢纽沥青混凝土心墙的结构特点及心墙与其它建筑物连接方式，针对工程中可能存在的薄弱部位进行专项监测。历经4 年时间的观测，获得了大量可靠的监测数据，为设计人员一直关注的工程问题提供了合理的解释依据。