側邊垂直筋的剪力貢獻 - 土木
By Aaliyah
at 2016-04-22T09:21
at 2016-04-22T09:21
Table of Contents
最近碰到一個案,想了解這部分做法是否有問題。
考慮一矩型斷面,當梁的深度較深時,
技師在斷面左右兩側各配置一排類似主筋、但較小號的鋼筋,
間距從中性軸起算、上下皆每10cm排一根,如下圖所示:
http://i.imgur.com/xbRsmqg.jpg?1
請問像這樣配在兩側的小號主筋,是否具抗剪功能?
技師是說在算其貢獻之剪力強度時,
可直接採Av*fy*d/S (因為跟垂直箍筋差90度,所以式子相同,其中S=10cm) 來算。
請問這樣的算法是否合理?
謝謝各位幫忙。
--
考慮一矩型斷面,當梁的深度較深時,
技師在斷面左右兩側各配置一排類似主筋、但較小號的鋼筋,
間距從中性軸起算、上下皆每10cm排一根,如下圖所示:
http://i.imgur.com/xbRsmqg.jpg?1
請問像這樣配在兩側的小號主筋,是否具抗剪功能?
技師是說在算其貢獻之剪力強度時,
可直接採Av*fy*d/S (因為跟垂直箍筋差90度,所以式子相同,其中S=10cm) 來算。
請問這樣的算法是否合理?
謝謝各位幫忙。
--
Tags:
土木
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