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ASTM D7208-2006 测定保护土渠受暴雨腐蚀的临时沟中消能槛性能用标准试验方法

作者:标准资料网 时间:2024-05-20 05:19:24  浏览:8676   来源:标准资料网
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【英文标准名称】:StandardTestMethodforDeterminationofTemporaryDitchCheckPerformanceinProtectingEarthenChannelsfromStormwater-InducedErosion
【原文标准名称】:测定保护土渠受暴雨腐蚀的临时沟中消能槛性能用标准试验方法
【标准号】:ASTMD7208-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.25
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:通道;检验;测定;地面;侵蚀;性能;防护;临时的;试验
【英文主题词】:erosioncontrol;scour;sediment;soilloss;temporaryditchcheck
【摘要】:Thistestmethodevaluatestemporaryditchchecksandtheirmeansofinstallationto:5.1.1Reducesoillossandsedimentconcentrationsinstormwaterrunoffunderconditionsofvaryingchannelconditionsandsoiltype;and5.1.2Improvewaterqualityexitingtheareadisturbedbyearthworkactivitybyreducingsuspendedsolids.Thistestmethodmodelsandexaminesconditionstypicallyfoundonconstructionsitesinvolvingearthworkactivities,including:highwaysandroads;airports;residential,commercialandindustrialdevelopments;pipelines,mines,andlandfills;golfcourses;etc.Thistestmethodisaperformancetest.Itisacomparativetoolforevaluatingtheerosioncontrolcharacteristicsofdifferenttemporaryditchchecksandcanbeusedforqualitycontroltodetermineproductconformancetoprojectspecifications.Takecautionwhencomparingresultsfromdifferentlaboratoriesbecauseinformationaboutbetween-laboratoryprecisionisincompleteandslightdifferencesinsoilandotherenvironmentalandgeotechnicalconditionsmayaffecttemporaryditchcheckperformance.Uniqueproject-specificconditionsshouldbetakenintoconsideration.1.1Thistestmethodcoverstheguidelines,requirements,andproceduresforevaluatingtheabilityoftemporaryditchcheckstoprotectearthenchannelsfromstormwater-inducederosion.Criticalelementsofthisprotectionaretheabilityofthetemporaryditchcheckto:1.1.1Slowand/orpondrunofftoencouragesedimentation,therebyreducingsoilparticletransportdownstream;1.1.2Trapsoilparticlesupstreamofstructure;and1.1.3Decreasesoilerosion.1.2Thistestmethodutilizesfull-scaletestingprocedures,ratherthanreduced-scale(bench-scale)simulation,andispatternedafterconditionstypicallyfoundonconstructionsitesattheconclusionofearthworkoperations,butpriortothestartofrevegetationwork.Thereforethistestmethodconsidersonlyunvegetatedconditions.1.3Thistestmethodprovidesacomparativeevaluationofatemporaryditchchecktobaselinebaresoilconditionsundercontrolledanddocumentedconditions.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Theinch-poundunitsgiveninparenthesesareprovidedforinformationpurposesonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Also,theusermustcomplywithprevalentregulatorycodes,suchasOSHA(OccupationalHealthandSafetyAdministration)guidelines,whileusingthetestmethod.
【中国标准分类号】:P58
【国际标准分类号】:93_140
【页数】:6P.;A4
【正文语种】:


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【英文标准名称】:Consumableaccessoriesforlightmicroscopes-Slides-Specificationformaterialsandqualityoffinish
【原文标准名称】:光学显微镜的消耗性附件.载玻片.精加工材料和质量规范
【标准号】:BS7011-2.2-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-02-15
【实施或试行日期】:1998-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:可处置的;包装;光学仪器;玻璃;显微镜;表面纹理;附着力试验;平行;显微镜载玻片;润湿度;统计质量控制;耐化学性试验;尺寸公差;作标记;溶解度试验方法;粗糙度(表面);平滑度(表面);质量;边;直线度测量;表面粗糙度测定;质量控制;代码;外观检查(试验);光学;颜色;抽样方法;尺寸测量;表面缺陷;性能试验
【英文主题词】:Definitions;Marking;Materialtests;Microscopeslides;Microscopes;Opticalequipment;Optics;Packaging;Performancetests;Specification
【摘要】:Alkalileachresistance,parallelism,cleanliness,defectsandsurfaceandedgequalityofrangeofslidesforuseinmicroscopyinthevisiblespectralrange.
【中国标准分类号】:N32
【国际标准分类号】:37_020
【页数】:22P;A4
【正文语种】:英语


【英文标准名称】:Waterquality-Guidancestandardforthesurveyingofmacrophytesinlakes.
【原文标准名称】:水质.湖泊中水生植物的检验用指南标准
【标准号】:NFT90-386-2008
【标准状态】:现行
【国别】:法国
【发布日期】:2008-02-01
【实施或试行日期】:2008-02-09
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:C51
【国际标准分类号】:13_060_70
【页数】:22P;A4
【正文语种】:其他



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