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什么是砖拱结构
更新时间: 2020-10-12 00:00:00  

砖拱结构是砖砌体结构的一个特例,是矢高极小的一种拱体结构,从其受力特点及施工工艺考虑,必须保证拱脚下面伸入墙内的长度和拱底应有的起拱量,保持楔形灰缝形态。砖拱结构是用砖砌成拱型,将竖向弯矩转化成砖块之间的压力,不用钢筋混凝土,适用于较小的起拱结构,起拱太大,稳定性下降,并且造价增加,起拱的大小还要经过计算,选用多少强度的砖和砂浆都要经过计算。

关键词: 什么 结构

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