关键词: 护坡, 塌陷, 处理

Abstract: The tail water gate of a hydropower station could not be installed in place during the rehabilitation. By checking, it was found that the tail water revetment was partially collapsed, the dam section connecting the power house and water release sluice was caved and the gabion stone cages for riprap were destroyed mostly. After analyzing the probable causes, rehabilitation was carried out to the revetment and the cavity, and concrete protection was established for the riprap of water release sluice. Furthermore, suggestions were given for routine operation and management.

Key words: revetment, collapse, treatment