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国家体育场(鸟巢)作为2008年第二十九届奥林匹克运动会的主体育场,其建筑造型和特殊的身份必将使其成为重要的文化遗产而载入史册,因此,它的结构耐久性和耐久性设计就显得尤为重要。详细介绍了国家体育场混凝土结构耐久性使用年限、环境分类及环境作用等级、混凝土及混凝土组分设计、钢筋保护层厚度、裂缝控制、施工要求、使用阶段的维护与检修、结构耐久性寿命预测等耐久性(100年)的设计内容。
National Stadium (Bird’s Nest), as the main stadium of the XXIX Olympiad in 2008, its architectural shape and special status will surely make it an important cultural heritage to be recorded in the annals of history. Therefore, its structural durability and durability Design is particularly important. This paper introduces in detail the service life, environmental classification and environmental effect grade of concrete structure of national stadium, the design of concrete and concrete components, the thickness of protective layer of steel bar, the crack control, the construction requirements, the maintenance and overhaul in the using stage, Durability (100 years) design content.