【英文标准名称】:DesignandUseofInsertsforLiftingandHandlingofPrecastConcrete—Elements
【原文标准名称】:预制混凝土提升和运输用嵌入件的设计和使用.组件
【标准号】:BSPDCEN/TR15728-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-10-31
【实施或试行日期】:2008-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisTechnicalReportprovidesrecommendationsforthechoiceanduseofcast-insteelliftinginserts,hereaftercalled'inserts'forthehandlingofprecastconcreteelements.Theyareintendedforuseonlyduringtransientsituationsforliftingandhandling,andnotfortheservicelifeofthestructure.Thechoiceofinsertismadeaccordingtotheliftingcapacityoftheirpartembeddedintheconcrete,ormaybelimitedbythecapacityoftheinsertitselfandthecorrespondingkeydeclaredbytheinsertmanufacturer.Thereportcoverscommonlyusedapplications(walls/beams/columnsandsolidslabsandpipes)andtherangeoftheseapplicationsisfurtherlimitedtopreventothertypesoffailurethanconcretebreakoutfailure(conefailure),failureofsupplementaryreinforcementorfailureinthesteelinsert.Abasicsuppositionisthattheconcreteisdemonstrablyuncrackedduringallliftingsituations.Thelimitationinscopeisusedtoobtainsimpledesignmodels.Furtherinformationmaybefoundin[1].Therecommendedsafetylevelsareintendedforshort-term-handlingandtransientsituations.ThisTechnicalReportappliesonlytoprecastconcreteelementsmadeofnormalweightconcreteandmanufacturedinafactoryenvironmentandunderafactoryproductioncontrol(FPC)system(inaccordancewithEN13369:2004,clause6.3)coveringtheinsertembedment.ThisTechnicalReportdoesnotcover:?Thedesignoftheinsertitself(forinsertsmanufacturedbyinsertsuppliers).?Theliftingkeythathooksontotheembeddedliftinginsertasacomponentbetweentheinsertandtheliftingmachinery(crane,excavator…),noritscompliancewiththeembeddedinsert.Thesecomponents,whenbroughttothemarketseparately,arecoveredbytheMachineryDirective(98/37/EC).?Liftinginsertsforpermanentandrepeateduse.ThisreportisnotaninterpretationoftheMachineryDirective.
【中国标准分类号】:Q14
【国际标准分类号】:91_100_30
【页数】:54P.;A4
【正文语种】:英语