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Study on deformation mechanism of liquefied ground

Research Project

Project/Area Number 19710156
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Natural disaster science
Research InstitutionKyoto University

Principal Investigator

TOBITA Tetsuo  Kyoto University, 防災研究所, 助教 (00346058)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,730,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥330,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥1,300,000 (Direct Cost: ¥1,300,000)
Keywords地盤災害 / 液状化 / 地震 / 盛土 / 非液状化領域 / 地盤 / 不均質
Research Abstract

本研究で実施した遠心模型実験より,盛土底部の拘束圧の高い領域では周辺地盤が液状化しても,間隙水圧比が小さく完全に液状化しないことがわかった.地盤内に不均質な領域が形成されていることを、ボイリングによる簡易実験により確認した.今回実施した実験的研究により,地盤内に形成された不均質性が盛土等の地盤構造物の変形挙動に大きな影響を与える可能性があることがわかった.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (1 results)

All 2007

All Presentation (1 results)

  • [Presentation] Failure mechanism of an embankment resting on liquefiable ground2007

    • Author(s)
      Tobita, T., and Iai, S.
    • Organizer
      4th International Conference on Earthquake Geotechnical Engineering
    • Place of Presentation
      Thessaloniki, Greece
    • Related Report
      2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

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