ASTM E2691-2009 生产率测度标准规范

作者:标准资料网 时间:2024-05-20 06:27:15  浏览:9729   来源:标准资料网

【英文标准名称】:StandardPracticeforJobProductivityMeasurement
【原文标准名称】:生产率测度标准规范
【标准号】:ASTME2691-2009
【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】:E06.81
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:会计
【英文主题词】:accounting;agile;agileconstruction;constructionaccounting;constructionproduction;constructionproductivitymeasure;constructionputinplace;costcodes;CPIP;effectiveness;efficiency;individualproductivity;joblaborvariance;joblayout;jo
【摘要】:JPMproducestwomeasurements:constructionproductionrateandproductivity.JPMmeasurestheoverallproductionratebycomparingCPIPtothetimeelapsedintheconstructionschedule.JPMmeasuresoveralljobproductivitythroughacomparisonoflaborusagetoareferencepoint.JPMissuesearlywarningsignalsforconstruction.JPMidentifiesproductivitydeviationsintheformofanygainsorlossesinproductivity,andanomaliesindicatingaspecialcause,fromtheproductivityreferencepoint.JPMmeasurestheproductivitychangestoindividualbuildingelements(accordingtotheUNIFORMATIIformatfororganizingbuildingdata,inClassificationE1557)withthesamemethodologyusedforoveralljobproductivitymeasurement.JPMmeasuresongoingchangesinlaborusage.JPMmeasuresproductivitywhereverthelaborisusedinconstructionby:Anycontractororconstructionmanagerdirectlyorindirectlyresponsiblefortheproductivityofthelaboranditsusage.Anycontractororconstructionmanagerconductingselfperformanceonanyportionoftheconstructionjob.Anycontractororconstructionmanagersupervisinglaborperformanceonanyportionofaconstructionjob.1.1BasedontheUNIFORMATIIformatfororganizingbuildingdata,establishedinClassificationE1557,anddependingonthelevelwheremeasurementisapplied(industry,totaljob,orbuildingelement),JPMmeasuresconstructionproductivityatthreelevels:task,project,andindustry(showninFig.1).BycomparinglaborhoursusedagainstCPIP,JPMallowsforunifiedmeasurementofestablishedbuildingelements(accordingtotheUNIFORMATIIformat.ThispracticeestablishesaprocessformeasuringconstructionjobproductivitybycomparinglaborusagetoCPIP.1.2JPMmeasureslaborproductivityoftheinstallationprocessesonaconstructionjob.1.3CPIPismeasuredwithinputfromthelaborperformingtheinstallation,utilizingelementsofstatisticalprocesscontrol(SPC)andindustrialengineering.1.4JPMtakesintoaccountthedifficultyofinstallationatanygivenpointonajob.1.5JPMevaluatesrelativeproductivitychangesusingtrendmonitoring.
【中国标准分类号】:A02
【国际标准分类号】:03_100_30;91_200
【页数】:14P.;A4
【正文语种】:英语