结合2010年上海世博会中国馆（地区馆）项目基坑面积巨大,开挖较深,周边环境复杂,保护要求较高,且对施工工期要求极高的特点,提出采用钻孔灌注桩排桩挡土结合一道钢管斜抛撑围护结构形式,通过信息化施工,大大节约了工程造价和施工周期,具有很强的经济价值和社会效益。%In light of Chinese pavilion（regional pavilion） project characteristics in 2010 Shanghai World Expo, such as large foundation area, deep excavation, complicated surrounding environment, high protection requirement and strict construction schedule, the paper puts forward the enclosure form of integrating bored pile retaining wall with steel tube inclined bracing, which has strong economic value and social benefits.
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