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结合工程应用实例,介绍了CBM自稳型高强中空薄壁管现浇混凝土空心楼盖的特点、适用范围、施工工艺流程以及操作要点。详细阐述了CBM自稳型内模管空心楼盖的内模管安装定位、抗浮构造措施、内模管成片预制、混凝土分层浇筑等施工技术,确保了CBM内模空心楼盖的施工质量。
Combined with engineering application examples, this paper introduces the characteristics, applicable scope, construction process flow and operation points of CBM self-stable high strength hollow thin-walled tube cast-in-place concrete hollow floor. This paper elaborates the installation and positioning of the inner tube of CBM self-stabilizing inner tube hollow core floor, anti-floating construction measures, the preforming of the inner tube tube and the layered construction of the concrete to ensure the construction of the hollow core floor of CBM quality.