Abstract: Thin core wall earth- rock dams were built in some provinces where lack of glue clay, such as Hubei, Jiangxi, Shanxi and et al.. Due to kinds of reasons, a lot of them were deformed and seepage happened, while there are some difficulty in rehabilitation. In the rehabilitation of Yuling reservoir, spitting grouting was adopted and the effect proved to be good, worthy reference to similar projects.

摘要： 我国在缺少粘性土的地区建了一些薄心墙土石坝, 如湖北、江西、陕西等省。因为种种原因, 相当大一部分发生了变形和渗透破坏。由于薄心墙的特点, 在加固技术方案的选择上往往出现一些困难。鱼岭等水库采用劈裂灌浆技术, 取得了成功, 为类似病险土坝的处理提供了经验。