【英文标准名称】:StandardGuidetoIn-PlantPerformanceEvaluationofHand-HeldSNMMonitors
【原文标准名称】:手持SNM监视器内部性能评定标准指南
【标准号】:ASTMC1237-1999(2005)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:C26.12
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:放射性物质;监视器;核燃料
【英文主题词】:materialcontrolandaccountability;nuclearmaterialsmanagement;radiationdetectors;radiationmonitors;safeguards;security
【摘要】:Hand-heldSNMmonitorsareaneffectiveandunobtrusivemeanstosearchpedestriansorvehiclesforconcealedSNMwhenautomaticSNMmonitorsarenotavailableorhavesoundedanalarm.FacilitysecurityplansapplySNMmonitorsasonemeanstopreventtheftorunauthorizedremovalofSNMfromdesignatedareas.Functionaltestingofmonitorsonadailybasiswithradioactivesourcescanassuretheyareingoodworkingorder.Thesignificanceofalessfrequent,in-plantevaluationofanSNMmonitoristoverifythatthemonitorachievesanexpectedprobabilityofdetectionforanSNMoralternativetestsource.Theevaluationverifiesacceptableperformanceordisclosesfaultsinhardwareorcalibration.Theevaluationusestestsourcesshieldedonlybynormalsourceencapsulation.However,shieldedSNMtestsourcescouldbeusedaswell.Theevaluation,whenappliedasaroutineoperationalevaluation,providesevidenceforcontinuedcompliancewiththeperformancegoalsofsecurityplansorregulatoryguidance.Note18212;Itistheresponsibilityoftheusersofthisguidetocoordinateitsapplicationwiththeappropriateregulatoryauthoritysothatmutuallyagreeablechoicesforevaluationfrequency,testsources,detectioncriteria(whetherasingleormultiplealarmsconstitutedetection),minimumdistanceforfirstdetection,numberoftrials,andreportingproceduresareused.Regulatoryconcurrenceshouldbeformallydocumented.1.1Thisguideisoneofaseriesontheapplicationandevaluationofspecialnuclearmaterial(SNM)monitors.OtherguidesintheseriesarelistedinSection,andtherelationshipofin-plantperformanceevaluationtootherproceduresdescribedintheseriesisillustratedin.Hand-heldSNMmonitorsaredescribedinofGuideC1112,andperformancecriteriaillustratingtheircapabilitiescanbefoundin.1.2Thepurposeofthisguidetoin-plantperformanceevaluationistoprovideacomparativelyrapidproceduretoverifythatahand-heldSNMmonitorperformsasexpectedfordetectingSNMoralternativetestsourcesortodisclosetheneedforrepair.Theprocedurecanbeusedasaroutineoperationalevaluationoritcanbeusedtoverifyperformanceafteramonitoriscalibrated.1.3In-plantperformanceevaluationsaremorecomprehensivethandailyfunctionaltests.Theytakeplacelessoften,atintervalsrangingfromweeklytoonceeverythreemonths,andderivetheirresultfrommultipletrials.1.4Notethattheperformanceofboththehand-heldmonitoranditsoperatorareimportantforeffectivemonitoring.Operatortrainingisdiscussedin.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A91
【国际标准分类号】:17_240
【页数】:8P.;A4
【正文语种】: