Internal force calculation and supporting parameters sensitivity analysis of side piles in the subway station excavated by Pile-Beam-Arch method
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- 作者：Xinrong Liua ; b ; liuxrong@126.com" class="auth_mail" title="E-mail the corresponding author ; Yongquan Liua ; b ; liuyongq20@163.com" class="auth_mail" title="E-mail the corresponding author ; Wanbo Quc ; Yiliang Tua ; b
- 关键词：PBA excavation method ; Side pile ; Internal force calculation ; Supporting parameters ; Model test
- 刊名：Tunnelling and Underground Space Technology
- 出版年：2016
- 出版时间：June 2016
- 年：2016
- 卷：56
- 期：Complete
- 页码：186-201
- 全文大小：4365 K
文摘
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Deducing the internal force calculation formula for side piles in most adverse state.
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Designing a test apparatus that can model the actual loading state of side piles.
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Variation rule of bending moment and displacement to three supporting parameters.
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Obtaining critical sensitivity values of pile diameter, spacing and buried depth.
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Comparing the displacement control effect between pile diameter and pile spacing.