热门站点| 世界资料网 | 专利资料网 | 世界资料网论坛
收藏本站| 设为首页| 首页

ASTM D6825-2002(2008)e1 抛石护坡堆放的标准指南

作者:标准资料网 时间:2024-05-15 16:51:53  浏览:8948   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardGuideforPlacementofRiprapRevetments
【原文标准名称】:抛石护坡堆放的标准指南
【标准号】:ASTMD6825-2002(2008)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D18.17
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:bedding;erosionprotection;geotextile;revetment;riprap;scourprotection;Bedding;Erosioncontrolmaterials/applications;Erosion-resistantrevetment;Geotextiles;Revetments;Riprap;Scourprotection;Soilbioengineering
【摘要】:Riprapisacommonlyusedformofscourprotectionandgeneralslopeprotection.Riprapprovidesalongtermsolutionwhenproperlysizedandinstalled.Ripraphasstructuralflexibilitysoitwillconformtoirregularsurfacesandadapttominorsubgradesettlement.Itisoftenappropriateforuseinconjunctionwithsoilbioengineering(vegetationestablishment)alternatives.Insomeenvironments,riprapmayprovidehabitatforbenthicorganismsandfish.Revetmentsprovideafacingorliningtoarmorasurface;andthelayerthicknessistypicallyminimizedwhileprovidingthenecessaryresistancetoscour.Inthiscase,standardizedpracticestoobtainconsistentcoveragehavingacceptablethicknesstolerancesandvoidsbecomeimportant.Thisguidemaybeusedbyowners,installationcontractors,regulatoryagencies,inspectionorganizations,anddesignersandspecifierswhoareinvolvedintheconstructionofripraprevetments.Modificationsmayberequiredforspecificjobconditions.Thisguideisnotintentdedforconstructionspecificationsonlargeprojects,butmaybereferencedwherepreparationofjobspecificconstructionspecificationsarenotjustified.Ifthispracticeisincludedbyreferenceincontractdocuments,thespecifiermustprovidealistofsupplementalrequirements.1.1Thisguidecoversmethodstoplaceriprapwithassociatedfiltersforerosioncontrolpurposes.Thisguidedoesnotrecommendaspecificcourseofactionbecauseofthediversemethodsandproceduresthatarecapableofproducingafunctionalproduct.Thisguideidentifiesfavorableriprapqualitiesandrecommendspracticesbestsuitedtoobtainthosequalities.Theproductionofrock,useofrecycledmaterials,rockwithcutdimensions,andengineeringanddesignisbeyondthescopeofthisguide.Specialformsofriprap,includinghandplacedriprap,groutedriprap,orkeyed(plated)riprapthatistampedintoplacetosmooththesurface,arealsobeyondthescopeofthisguide.1.2Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Thewordx201C;Standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeendevelopedandapprovedthroughtheASTMconsensusprocess1.3Thisstandardmayinvolvehazardousoperationsandequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.^REFERENCE:ASTMStandards:C33SpecificationforConcreteAggregatesC136TestMethodforSieveAnalysisofFineandCoarseAggregatesD75PracticeforSamplingAggregatesD653TerminologyRelatingtoSoil,Rock,andContainedFluids
下载地址: 点击此处下载
【英文标准名称】:Householdandsimilarelectricalappliances-Safety-Part2-98:Particularrequirementsforhumidifiers(IEC60335-2-98:2002+A1:2004+A2:2008);GermanversionEN60335-2-98:2003+A1:2005+A2:2008
【原文标准名称】:家用和类似用途电器安全性第2-98部分:加湿器的特殊要求
【标准号】:EN60335-2-98-2008
【标准状态】:现行
【国别】:
【发布日期】:2009-04
【实施或试行日期】:2009-04-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:空调器;雾化器;控制装置;定义;介电强度;家庭安全;喷粉机具(农业);电器;家用电器;电气工程;电气安全;蒸发器;加热器;家用设备;家用;加湿器;检验;作标记;防电击;制冷机;安全;安全工程;安全要求;规范(验收);试验;通风系统
【英文主题词】:Airconditioners;Atomizers;Controldevices;Definition;Definitions;Dielectricstrength;Domesticsafety;Dustingequipment(agriculture);Electricappliances;Electrichouseholdappliance;Electrichouseholdappliances;Electricalengineering;Electricalhouseholdappliances;Electricalsafety;Evaporators;Heaters;Householdequipment;Householduse;Humidifiers;Inspection;Marking;Protectionagainstelectricshocks;Refrigerators;Safety;Safetyengineering;Safetyrequirements;Specification(approval);Testing;Ventilationsystems
【摘要】:
【中国标准分类号】:Y64
【国际标准分类号】:97_030
【页数】:17P.;A4
【正文语种】:英语


【英文标准名称】:Fixed,verticalroadtrafficsigns-Part1:fixedsigns.
【原文标准名称】:固定、立式道路交通信号.第1部分:固定信号
【标准号】:NFP98-590-1-2008
【标准状态】:现行
【国别】:法国
【发布日期】:2008-06-01
【实施或试行日期】:2008-06-07
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:CE标记;颜色;一致性;一致性评估;建筑;定义;设计;尺寸;固定件;公路交通信号;夹持装置;装置;照明(交通标志);照明系统;负荷;亮度;亮度系数;作标记;标记;数学计算;性能;反射的;反光;道路建筑;道路安全;交通标志;道路运输;信号系统;规范(验收);固定的;测试;公差(测量);交通信号
【英文主题词】:CEmarking;Colour;Conformity;Conformityassessment;Construction;Definition;Definitions;Design;Dimensions;Fixings;Highwaytrafficsignal;Holdings;Installations;Lighting(roadsigns);Lightingsystems;Loading;Luminance;Luminancefactor;Marking;Marks;Mathematicalcalculations;Performance;Properties;Reflective;Retroreflecting;Roadconstruction;Roadsafety;Roadsigns;Roadtransport;Signalsystems;Specification(approval);Stationary;Testing;Tolerances(measurement);Trafficsignals;Trafficsigns
【摘要】:
【中国标准分类号】:R87;Q85
【国际标准分类号】:93_080_30
【页数】:55P.;A4
【正文语种】:其他



版权声明:所有资料均为作者提供或网友推荐收集整理而来,仅供爱好者学习和研究使用,版权归原作者所有。
如本站内容有侵犯您的合法权益,请和我们取得联系,我们将立即改正或删除。
京ICP备14017250号-1