the abnormal underground water flowing direction inside the dam body indicates the cracking leakage on core wall sections between ZK7 and ZK7-1, and between ZK7-2 and ZK8.

• 根据坝体内地下水流向异常状况,得出ZK7与ZK7 1之间、ZK7 2与ZK8之间的心墙上分别存在裂缝性渗漏部位的结论。