城市大跨地下矩形隧道结构形式及对应经济性探析_OpenScirbe Publishing

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城市大跨地下矩形隧道结构形式及对应经济性探析

Author(s)：
封泉博

Publication Title：

Urban and Rural Studies 2023 No.08

Affiliations：
合肥市市政设计研究总院有限公司

Abstract：
随着城市化进程的加快，城市基础设施建设愈发完善，隧道工程成为疏导、贯穿城市交通的重要通道。在隧道设计时，主隧道与匝道交汇处很难避免形成跨度拓宽情况，形成超大跨结构。随着板厚增加，顶板自重随之增大，用增大板厚来提高承载力的效率越来越低，笔者以实际项目为基础，从实腹矩形顶板、密肋梁顶板（T形）、工形空心顶板三种顶板结构形式来探究大跨隧道结构形式的可行性与经济性，以期对此类大跨隧道的结构设计提供一些思路与方法。

Keywords：
大跨；地下矩形隧道；结构形式；可行性；经济性

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[1] 封泉博.城市大跨地下矩形隧道结构形式及对应经济性探析[J].Urban and Rural Studies,2023(08),.

城镇建设

Urban and Rural Studies

Language: 中文

CN：10-1589/TU

ISSN：2096-6539

Publication Frequency: 半月刊

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