• Title/Summary/Keyword: bedrock outcropping motion

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A Study of Site-Specific Design ground Motions in Earthquake-Resistant Design for Geotechnical Structures (지반구조물 내진설계시 부지특성을 고려한 설계 지반운동연구)

  • 권수영;박인준
    • Journal of the Earthquake Engineering Society of Korea
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    • v.4 no.2
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    • pp.37-46
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    • 2000
  • 본 논문에서는 부지특성을 고려한 설계지반운동의 산정방법을 연구하였으며 그 해석결과를 지반 구조물의 내진설계에 적용하는 방법을 제안하였다 지진응답 해석시 사용되는 설계응답스펙트럼과 설계시간 이력등의 입력운동의 통제점 위치가 지반구조물 내진설동 지층내 암반운동 그리고 노두운동을 사용하는 방법으로 나눌 수 있고 이에 따라 작용 설계지진운동이 변화하므로 지반구조물의 경계조건에 적합한 방법을 사용하여야 한다.

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Aseismic design concept for underground space based on site response analysis (부지응답해석에 기초한 지하공간 내진설계 개념)

  • Park, Inn-Joon;Yoo, Ji-Hyeung
    • Journal of Korean Tunnelling and Underground Space Association
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    • v.12 no.3
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    • pp.257-264
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    • 2010
  • This study proposed the aseismic design concept for underground space based on site response analysis and laboratory tests. The results of this study showed that the location of the control points of input motions such as design response spectra and time history of acceleration and the assumption of bedrock properties such as elasticity or rigidity play an important role in aseismic design of underground space. Therefore, the appropriate ground response model among models applying motions such as free surface motion, bedrock motion, or bedrock outcropping motion must be utilized to provide reasonable boundary conditions of underground space under earthquake loading and practical aseismic design.