預力I型梁中間鋼鍵的距離 - 土木
By Noah
at 2011-10-13T12:46
at 2011-10-13T12:46
Table of Contents
不好意思..
想請問一下版上的大大們
最近被一件預力梁的案子卡住了
委員一堆意見
其中有一個是
要我調整梁中間(非端部)
鋼鍵的距離
下翼版的寬是50cm,厚為20cm;梁深125cm
我設計三鍵...但排列是平行排
想請問一下...因為我看之前的間距
大部份都排15cm
我保護層弄4cm
鋼筋用D13
但委員覺得太靠外面
沒被混凝土包住
其實我後來有想用10cm
但我找了很久都找不到套管(7.5cm)間距的規範
請問有大大知道相關的規定嗎?
謝謝~
--
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