造價通
更新時間:2024.12.28
軌道梁安裝方案

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. '. 目 錄 一、工程概況·············································1 二、編制依據(jù)·············································1 三、施工準(zhǔn)備·············································1 四、施工方法及技術(shù)措施· ··································1 五、質(zhì)量保證措施及質(zhì)量控制點一覽表· ······················13 六、安全健康環(huán)保措施· ····································15 七、文明施工措施·········································17 八、勞動力組織····················

大跨度雙線無砟軌道預(yù)應(yīng)力簡支箱梁梁端錨固區(qū)應(yīng)力分析

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針對雙線無砟軌道56 m預(yù)應(yīng)力混凝土簡支箱梁在大噸位群錨作用下的梁端受力行為,采用ANSYS軟件對梁端錨固區(qū)建立有限元模型并進(jìn)行仿真分析,得出梁端錨固區(qū)在預(yù)應(yīng)力束張拉各階段及最終成橋時的應(yīng)力變化規(guī)律,并通過施工監(jiān)測對理論分析進(jìn)行驗證,現(xiàn)場試驗結(jié)果與理論分析結(jié)果吻合。

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