关键词: 门槽, 水下, 补强加固

Abstract: Kongtou hydropower station is a medium sized run-of-river hydropower station with low water head. After underwater inspection, it was found that there were many defects in the underside concrete of water stop steel plate at the bottom of the bulkhead gate slot. According to the design plan and the actual situation of the site, the reinforcement technology of underwater epoxy concrete have been adopted, and good results have been obtained, which could provide reference for similar projects.

Key words: gate slot, underwater, reinforcement