Engineering-Research-Activity2015｜SHINSHU UNIV.

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Shimizu LabWhatisabridge?Akindoftheinfrastructureprovidedtocrossariver?OurlaboratoryisdealingwiththewiderangeofBridgeEngineering,inparticularthebuckling/failureofsteelbridgesandbridgeaesthetics.Therecenttargetontheproblemsonbridgefailureisdynamicbehaviourofbridges/viaductcolumnsunderaseismicload.ShigeruShimizuProfessor,BridgeLab.,DepartmentofCivilEngrg.InterestinginBridgeengineering(inparticularsteelbridges),Bridgeaesthetics.A Bridge, as a structure A Bridge, in your mindTheresearchonbridgefailureisdealingwith“howabridgecollapse”underanextremesituationsuchasanearthquake.However,itshallbedifficulttoexaminwithapracticalbridge.Therefore,suchresearchworkiscarriedoutwiththecomputersimulation,togetherwiththeexperimentaltest.Ontheresearchonbridgeaesthetics,the“on-sitesurvey”isanimportantmeans.Alumniofourlabolatryhavetheirprofessionsmainlyinthebridgecompanies,therailwaycompaniesandgeneralcontractors.Somestudentsbecomecivilservantsinthelocalgovernmentsaswell.SomeofalumniinthebridgecompanieshaveconcernedinthedesignandtheconstructionworksoftheworldlargestAkashi-KaikyoBridgeorthefamousTokyoGateBridge.A computer simulation result in which a steel viaduct column fall down under the Niigata Chuetsu Earthquake.The Minato-Ohashi bridge in Osaka, Japan. A questionnaire survey indicates that this bridge is good in its shapes and the color, however harmony on its surroundings is not good due to its squalidity.CivilEngineeringAfter GraduationIn the FutureOhkamiLabComputersimulationsareusefulmeansofsolvingengineeringproblems.OhkamiLabinvestigatesvariousproblemsincivilengineeringbynumericalanalysesandsimulations:・parameteridentificationformaterialproperties・multi-agentsimulationofevacuationbehaviorindisasters・sedimentdisasterhazardassessment・efficiencyofvariousnumericalanalysismethodsComputersimulationsareusefulastheycanstudystructuresofanysize,madeofanymaterial,theydon'trequireanyspecialequipments,andtheycanbecarriedoutinashortperiodoftime.Inparticular,foraproblemlikeadisaster,asit’sdifficulttostudyitbyexperiments,computersimulationscanclarifythepredominantcauseofthedisasterandalsoevaluatetheeffectsofdisastermitigation.Computersimulationsprovideusefulinformationfordisasterpreventionplanning.ToshiyukiOhkamiProfessorResearchinterests:Numericalanalysisonstructuralengineeringanddisasterprevention,parameteridentificationofmaterialproperties.Numerical simulation of evacuation behavior from riverflooding.We ivestigate the influence of the physical environment and the properties of evacuees through the simulation. Analysis of structural mechanics and investigation of disaster mitigationEvaluation of fiber reinforcement effects of RC-beams, showing the difference in cracking situation between reinforcement patterns.GraduatesfromourLabareworkingatpublicorganizations,constructioncompanies,railroadcompanies,constructionconsultingcompaniesetc.,forinfrastructureimprovementandcommunitydevelopment.CivilEngineeringAfter GraduationIn the Future29

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