Effect of TBM driving parameters on ground surface movements: Channel Tunnel Rail Link Contract 220

被引:0
|
作者
Wongsaroj, J. [1 ]
Borghi, F. X. [1 ]
Soga, K. [1 ]
Mair, R. J. [1 ]
Sugiyama, T. [2 ]
Hagiwara, T. [2 ]
Bowers, K. H. [3 ]
机构
[1] Univ Cambridge, Cambridge, England
[2] Nishimatsu Construct Co Ltd, Tokyo, Japan
[3] Rail Link Engn, London, England
基金
英国工程与自然科学研究理事会;
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D O I
暂无
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
The aim of this paper is to analyse the causes of ground movements induced by earth pressure balance (EPB) machine driven tunnels. An attempt to link the observed ground movements to the key driving parameters of the EPB machine, such as face pressure as well as shield and tail void grouting pressure, is presented. It was found that volume losses were successfully controlled below the 1% target with face pressures comprised between 20 and 50% of the overburden pressure.
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页码:335 / +
页数:2
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