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| Construction Technique in Joints for Chang Hong Immersed Tube Tunnel |
| Liu Qianwei |
| (Shanghai Tunnel Engineering Co., Ltd., Shanghai 200032 China) |
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Abstract Element joint is an important part of immersed tube tunnel, therefore conforming to water tightness by first, i.e. no seepage during and after the construction stage, when it is put into operation, secondly possessing an ability of resisting to all physical action, which includes subjecting to various loadings and forced deformation, such as earth quake, temperature variation, and ground deformation etc. Thirdly, a definite knowledge of loaded regime, to facilitate construction and ensure its quality. This article, based on element joint structure details and functional requirements, presents the basic criteria of choosing the types of two courses of water stop strips and their fix up skills, and describes other construction features of element joint, such as shear key fabrication method, especially the construction features of steel cables on the joint, fit-on expertise and anti-erosion and fire proof measures. At the same time, this article introduces construction method of the final joint in Chang Hong Immersed Tube Tunnel.
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Received: 31 March 2003
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KANG Hongpu1, 2, 3*, GAO Fuqiang1, 2, 3, WANG Xiaoqing1, 2, 3, YUAN Guiyang1, 2, 3, YANG Lei1, 2, 3, LOU Jinfu1, 2, 3. Development and application of a large-scale experimental system for roadway rockburst induced by fault slip[J]. , 2026, 45(6): 1599-1614. |
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