| 大型高架桥无支架盖梁施工过程中模板受力特性原位试验 |
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| 引用本文： | 汪铁钧,顾利军,黄醒春.大型高架桥无支架盖梁施工过程中模板受力特性原位试验[J].上海交通大学学报,2011(Z1). |
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| 作者姓名： | 汪铁钧 顾利军 黄醒春 |
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| 作者单位： | 上海市第二市政工程有限公司;上海交通大学海洋水下工程科学研究院; |
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| 摘 要： | 以上海A15高速公路闵浦大桥西侧引桥段的盖梁施工为例,进行了大型高架桥无支架盖梁施工过程模板受力特性原位试验.通过在模板上布置一定数量的应变花记录模板不同位置的应力应变情况,对混凝土盖梁从浇筑、养护、架设施工全过程进行应力分布监测,取得盖梁模板在浇筑施工过程各特征点的正应力及剪应力值,进而对无支架盖梁施工过程中模板受力特性进行研究.
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| 关 键 词： | 无支架盖梁 模板 应变花 应力 |
On Site Experimental Research of Formwork Mechanical Property During the Construction of Large High-bridge Support-free Capping Beam |
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| WANG Zhi-jun,GU Li-jun,HUANG Xing-chun.On Site Experimental Research of Formwork Mechanical Property During the Construction of Large High-bridge Support-free Capping Beam[J].Journal of Shanghai Jiaotong University,2011(Z1). |
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| Authors: | WANG Zhi-jun GU Li-jun HUANG Xing-chun |
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| Institution: | WANG Zhi-jun1,GU Li-jun1,HUANG Xing-chun2(1.Shanghai No.2 Municipal Engineering Co.,Ltd.,Shanghai 200065,China,2.School of Naval Architectrue,Ocean and Civil Engineering,Shanghai Jiaotong University,Shanghai 200240,China) |
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| Abstract: | Along with the continuous development of the bridge construction techniques,the support-free capping beam technique has been widely applied to various areas.Take the capping beam construction of west side approach-bridge of Shanghai A15 Highway Min-Pu Bridge as an example,the on site experimental research of formwork mechanical property during the construction of large-bridge support-free capping beam has been conducted.By using strain rosettes to record the stress-strain behaviors of formwork at different ... |
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| Keywords: | support-free capping beam formwork strain rosette stress |
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