【英文标准名称】:StandardSpecificationforHighwayWeigh-in-Motion(WIM)SystemswithUserRequirementsandTestMethods
【原文标准名称】:根据用户要求的公路承重监测器系统和测试方法标准规范
【标准号】:ASTME1318-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E17.52
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:axleload;pavementandbridge;traffic;type-approvaltest;vehicle;weighingvehicles;weigh-in-motion;weightenforcement;WIM;Trucks;Weigh-in-motion(WIM)systems;Wheelassemblies;Acceptancecriteria/testing;Axles;Dynamictireforces;Equivalent
【摘要】:1.1Weigh-In-Motion8212;ThisspecificationdescribesWeigh-In-Motion(WIM),theprocessofmeasuringthedynamictireforcesofamovingvehicleandestimatingthecorrespondingtireloadsofthestaticvehicle.Gross-vehicleweightofahighwayvehicleisdueonlytothelocalforceofgravityactinguponthecompositemassofallconnectedvehiclecomponents,andisdistributedamongthetiresofthevehiclethroughconnectorssuchassprings,motiondampers,andhinges.HighwayWIMsystemsarecapableofestimatingthegrossweightofavehicleaswellastheportionofthisweight,calledloadinthisspecification,thatiscarriedbythetiresofeachwheelassembly,axle,andaxlegrouponthevehicle.1.2OtherTrafficData8212;Ancillarytrafficdataconcerningthespeed,laneofoperation,dateandtimeofpassage,numberandspacingofaxles,andclassification(accordingtoaxlearrangement)ofeachvehiclethatisweighedinmotionisdesiredforcertainpurposes.ItisfeasibleforaWIMsystemtomeasureorcalculatethesetrafficparametersandtoprocess,summarize,store,display,record,hard-copy,andtransmittheresultingdata.Furthermore,differencesinmeasuredorcalculatedparametersascomparedwithselectedcontrolcriteriacanbedetectedandindicatedtoaidenforcement.Inadditiontotire-loadinformation,aWIMsystemiscapableofproducingall,orspecifiedportionsof,thesetrafficdata.1.3StandardSpecification8212;HighwayWIMsystemsgenerallyhavethreeapplications:collectingstatisticaltrafficdata,aidingenforcement,andenforcement.ThisspecificationclassifiesfourtypesofWIMsystemsaccordingtotheirapplicationanddetailstheirrespectivefunctional,performance,anduserrequirements.Itisaperformance-type(endproduct-type)specification.ExceptionsandoptionstothespecificationmaybeincludedinanyspecificationpreparedbytheuseraspartoftheprocurementprocessforWIMequipmentorservices,andvendorsmayofferexceptionsandoptionsinrespondingtoaninvitationtobid.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thefollowingprecautionarycaveatappliesonlytothetestmethodportion,Section7,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:R86
【国际标准分类号】:03_220_20
【页数】:18P.;A4
【正文语种】:英语