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缅甸Tha-htay水电站导流洞工程由中国葛洲坝集团公司和广西电力工业勘察设计研究院承包。该电站位于热带雨林地区,导流洞断面大,沿线地质构造较复杂,褶皱和断层发育。文章主要介绍了缅甸Tha-htay水电站导流洞施工的开挖及支护工艺。
The diversion tunnel project of Tha-htay station in Myanmar is contracted by China Gezhouba Group Company and Guangxi Electric Power Industrial Investigation and Design Institute. The station is located in the tropical rain forest area. The diversion tunnel has a large cross-section and complex geological structures and folds and faults along the route. The paper mainly introduces excavation and support technology of diversion tunnel construction of Tha-htay station in Myanmar.