ASTM D6884-2003(2010) 活节混凝土块(ACB)护坡系统安装的标准实施规程

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【英文标准名称】:StandardPracticeforInstallationofArticulatingConcreteBlock(ACB)RevetmentSystems
【原文标准名称】:活节混凝土块(ACB)护坡系统安装的标准实施规程
【标准号】:ASTMD6884-2003(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:articulatingconcreteblock(ACB)revetmentsystems;erosioncontrol;geotextile;subgrade;terminationtrenches;toe-ins;Articulatingconcreteblock(ACB)revetmentsystems;Erosion-resistantrevetment;Geotextiles;Revetments
【摘要】:Thisstandardisintendedforusebydesignersandcontractorstoassistinunderstandingtheimportanceofproperinstallationofarticulatingconcreteblockrevetmentsystemsinordertoachievesuitablehydraulicperformanceandmaintainstabilityagainsttheerosiveforceofflowingwater.Anarticulatingconcreteblocksystemiscomprisedofamatrixofindividualconcreteblocksplacedtogethertoformanerosion-resistantoverlaywithspecifichydraulicperformancecharacteristics.Thesystemincludesageotextileunderlaycompatiblewiththesubsoilthatallowshydraulicinfiltrationandexfiltrationtooccurwhileprovidingparticleretention.Theblockswithinthematrixshallbedenseanddurableandthematrixshallbeflexibleandporous.Articulatingconcreteblocksystemsareusedtoprovideerosionprotectiontounderlyingsoilmaterialsfromtheforcesofflowingwater.Thetermx201C;articulating,x201D;asusedinthisstandard,impliestheabilityofindividualblocksofthesystemtoconformtochangesinthesubgradewhileremaininginterconnectedbyvirtueofblockinterlockand/oradditionalsystemcomponentssuchascables,ropes,geotextiles,orgeogrids.Thedefinitionofarticulatingconcreteblocksystemsdoesnotdistinguishbetweeninterlockingandnon-interlockingblockgeometries,betweencable-tiedandnon-cable-tiedsystems,betweenvegetatedandnon-vegetatedsystemsorbetweenmethodsofmanufacturingorplacement.Furthermore,thedefinitiondoesnotrestrictorlimittheblocksize,shape,strength,orlongevity;however,guidelinesandrecommendationsregardingthesefactorsareincorporatedintothisstandard.Thisstandarddoesnotspecifysizerestrictionsforindividualblockunits.Blocksystemsareavailableineitheropen-cellorclosed-cellvarieties.Theinstallationofarticulatedconcreteblocksystemsshallbeperformedsoastomaintainintimatecontactbetweentheblocks,thegeotextilefilterandthesubgradethatthesystemisintendedtoprotect.1.1Thepurposeofthisstandardistoproviderecommendedguidelinesfortheproperinstallationofarticulatingconcreteblock(ACB)revetmentsystems.1.2Thispracticeoffersasetofinstructionsforperformingoneormorespecificoperations.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthispracticemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacestandardofcarebywhichadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationsofaproject''smanyuniqueaspects.Thewordx201C;standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P25
【国际标准分类号】:91_100_30
【页数】:3P.;A4
【正文语种】:英语