白鹤滩水电站大断面竖井贯通部位施工技术研究

Study on Construction Technology of the Connection Part of Large Section Vertical Shaft at Baihetan Hydropower Station

白鹤滩水电站左岸尾水管检修闸门井贯通部位断面大、施工要求高、安全问题较为突出。结合现场实际情况,分析了贯通部位的施工难度,介绍了所使用的施工工艺及应用情况,所取得的经验可为类似工程部位施工提供参考。

In Baihetan Hydropower Station,the section of the connection part of bulkhead gate shaft of tailrace tube on the left bank is large,the construction requirements are high,and the safety problems are prominent.Combined with the actual situation on site,the paper analyzes the construction difficulty of the connection part,introduces the construction technology and application situation,and the experience obtained can provide reference for the construction of similar parts.