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t型梁上部构造分哪几种
更新时间: 2020-10-03 00:00:00  

这是两个互相交叉的概念;贯通筋是指贯穿于构件(如梁)整个长度的钢筋,中间既不弯起也不中断,当钢筋过长时可以搭接或焊接,但不改变直径,贯通筋既可以是受力钢筋,也可以是架力钢筋;架立筋是构造要求的非受力钢筋,一般布置在梁的受压区且直径较小,当梁的支座处上部有负弯矩钢筋时,架力筋可只布置在梁上的跨中部分,两端与负弯矩钢筋搭接或焊接,搭接时也要满足搭接长度的要求并应绑扎,架力筋也有贯通的,如规范中规定在梁上部两侧的架力筋必须是贯通的,此时的架力筋在支座处也可承担一部份负弯矩。

关键词: 上部 构造

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