• Title/Summary/Keyword: Earth/Tunnel Trainsition Zone

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Experimental study on the Variation of Stiffness Transition Zone between Earthwork and Tunnel (열차운행시 터널-토공접합부에서의 강성천이구간에 대한 실험적 연구)

  • Lee Jin-Wook;Choi Chan-Yong;Lee Il-Hwa
    • Proceedings of the KSR Conference
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    • 2005.05a
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    • pp.726-733
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    • 2005
  • It is very important to pay careful attention to construction of earthwork/tunnel transition zone for railway. The transition zone of the railway is the section which roadbed stiffness is suddenly varied. Differences in stiffness have dynamic effects and these increase the forces in the track and the extent of deformation. In this study, performance of transition zone was investigated through the field tests. The wheel loads and sleeper settlement were measured after installing field testing sections.

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