【英文标准名称】:Geotechnicalinvestigationandtesting-Laboratorytestingofsoil-Part2:Determinationofdensityoffine-grainedsoil
【原文标准名称】:土工勘查和检验.土壤的实验室检验.第2部分:细粒土壤密度的测定
【标准号】:ISO/TS17892-2-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-10
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC182
【标准类型】:()
【标准水平】:()
【中文主题词】:试验报告;含量测定;土壤;土壤普查;土壤采样;土壤试验;实验室试验;试验;含量;水;评定;土工学;建筑;定义;细粒状;密度测定法;土方工程;密度
【英文主题词】:Construction;Content;Definitions;Densimetry;Density;Determinationofcontent;Earthworks;Evaluations;Fine-grained;Geotechnics;Investigations;Laboratorytesting;Laboratorytests;Soilsampling;Soilsurveys;Soiltesting;Soils;Testing;Water
【摘要】:ThisdocumentspecifiesmethodsoftestforthedeterminationofthebulkanddrydensityofintactsoilorrockwithinthescopeofthegeotechnicalinvestigationsaccordingtoprEN1997-1andprEN1997-2.Thebulkdensityofasoilisusefulinthedeterminationofthein-situoverburdenstressesatvariousdepth(geostaticstresses).Furthermore,bulkanddrydensitycanqualitativelydescribethemechanicalcharacteristicsofasoilviaempiricalrelationshipswhicharetobefoundinthetechnicalliterature.Suchrelationshipsshouldbeusedonlyasguidelinesandshouldbesupplementedbydirectmeasurementsofthemechanicalcharacteristics.Thisdocumentdescribesthreemethods:a)linearmeasurementsmethod;b)immersioninwatermethod;c)fluiddisplacementmethod.Thelinearmeasurementmethodissuitableforthedeterminationofthedensityofaspecimenofcohesivesoilofregularshape,includingspecimenspreparedforothertests.Thespecimensusedarenormallyintheformofeitherrectangularprismsorstraightcylinders.Theimmersioninwatermethodcoversthedeterminationofthebulkdensityanddrydensityofaspecimenofnaturalorcompactedsoilbymeasuringitsmassinairanditsapparentmasswhensuspendedinwater.Themethodisemployablewheneverlumpsofmaterialofsuitablesizecanbeobtained.Thefluiddisplacementmethodcoversthedeterminationofthebulkdensityanddrydensityofaspecimenofsoilbymeasuringmassanddisplacementofwaterorotherappropriatefluidafterimmersion.Themethodisemployablewheneverlumpsofmaterialofsuitablesizecanbeobtained.
【中国标准分类号】:P13
【国际标准分类号】:13_080_20;93_020
【页数】:11P.;A4
【正文语种】:英语