Title of article :
Seismictestsofapile-supportedstructureinliquefiablesandusinglarge-scaleblastexcitationOriginalResearchArticle
Author/Authors :
NaotakaKamijo، نويسنده , , HideakiSaito، نويسنده , , KazuhiroKusama، نويسنده , , OsamuKontani، نويسنده , , RobertNigbor، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2004
Abstract :
Extensive,large-amplitudevibrationtestsofapile-supportedstructureinaliquefiablesanddeposithavebeenperformedatalarge-scaleminingsite.Groundmotionsfromlarge-scaleblastingoperationswereusedasexcitationforcesforvibrationtests.Asimplepile-supportedstructurewasconstructedinanexcavated3m-deeppit.Thetestpitwasbackfilledwith100%water-saturatedcleanuniformsand.Accelerationsweremeasuredonthepile-supportedstructure,inthesandinthetestpit,andintheadjacentfreefield.Excessporewaterpressuresinthetestpitandstrainsofonepilewerealsomeasured.
Vibrationtestswereperformedwithsixdifferentlevelsofinputmotions.Themaximumhorizontalaccelerationrecordedattheadjacentgroundsurfacevariedfrom20Galsto1353Gals.Thesealternationsofaccelerationprovideddifferentdegreesofliquefactioninthetestpit.Sandboilingphenomenawereobservedinthetestpitwithlargerinputmotions.Thispaperoutlinesvibrationtestsandinvestigatesthetestresults
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
