Use of Geophysical Techniques for the Localization of the Restricting Zones of Permeability in the Bottom of Basin: Forecasting the Zones of Clogging.pdfVIP

Use of Geophysical Techniques for the Localization of the Restricting Zones of Permeability in the Bottom of Basin: Forecasting the Zones of Clogging.pdf

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Use of Geophysical Techniques for the Localization of the Restricting Zones of Permeability in the Bottom of Basin: Forecasting the Zones of Clogging

Nov.2013,Volume7,No.11(SerialNo.72),PP.1423—1432 JournalofCivilEngineeringandArchitecture,ISSN 1934·7359,USA 毒 LI墨 H IN a UseofGeoopphhyyssiCcaallTeecchhnniquesforrtthheeLooccaalizzaattiioonnooff theRestrictingZonesofPermeabilityIintheBottom OOft BasIinn::ForeccaassttinnggtthheeZoonneessooffGCloogggging Ibrahim AlimiIchola1SalimaBouchemella2andClaudioFemandoM ahler3 , . LaboratoyofCivilEngineeringandEnvironment,Villeurbanne69621,France 2.DepartmentofCivilEngineering,GuelmaandInfraresLaboratory,Guelma24000,Algeria 3.WasteTechnologyStudyGroup,FederalUniversityofRiodeJaneiro,RiodeJaneiro22470-050,Brasil Abstract:M easurementsofdielectricparametersfollowedbypermeabilitytestsareperformedonsoilsma plesofinfiltrationbasin. Thedielectricparma etersareobtainedbyTDR (timedomainreflectrometry、measurementsfrom whichitisfoundthatthe measurementofthepermittivity,theelectricalconductivity andtherelaxationtimeofcompactedsoilallowsthemappingofthe valuesofthecoefficientofpemr eabiliytatthesurfaceofna infiltrationbasin.Withthedistributionofthecoefficientofpemr eabiliyt. theraeasofwaterstagnationcanbedetectedbeforethebasinfilling.ThestudyprovesthattheTDRmeasurementsofrthedetection ofthesezonescanbeusedforthemnaagementofinfiltrationbasinsforsustainableworkingnadtheirremediationcna beunde~aken beofretherainyseasons. Keywords:Pemr eabiliyt,infiltrationpond,soilconductiviyt,TDRmethod. 1.IntrOducti0Ⅱ medium response. These models lntroduce the relaxation frequency or time, the real static Thegeophysicaltechniquesweremainlydeveloped permittivity and the realpermittivity at infinity f0rdetection ofin.depthanomaliesofsites.Forthe

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