ASTM F1741-2007 现有污水管和管道的修复用机器螺旋缠绕聚氯乙烯(PVC)衬管的安装用标准实施规程

作者:标准资料网 时间:2024-05-15 01:54:56  浏览:8873   来源:标准资料网

【英文标准名称】:StandardPracticeforInstallationofMachineSpiralWoundPoly(VinylChloride)(PVC)LinerPipeforRehabilitationofExistingSewersandConduits
【原文标准名称】:现有污水管和管道的修复用机器螺旋缠绕聚氯乙烯(PVC)衬管的安装用标准实施规程
【标准号】:ASTMF1741-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:F17.67
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:液压系统;管;塑料;聚氯乙烯;修复;污水管;螺旋的;缠绕
【英文主题词】:expandable;gravityapplications;installation-insertion;PVCprofilestrip;rehabilitation;spiralwoundlinerpipe;
【摘要】:Thispracticeisforusebydesignersandspecifiers,regulatoryagencies,owners,andinspectionorganizationswhoareinvolvedintherehabilitationofnon-pressuresewersandconduits.Modificationsmayberequiredforspecificjobconditions.1.1Thispracticedescribestheproceduresfortherehabilitationofsewerlinesandconduitsforexistingpipelines6to180in.indiameterbytheinsertionofamachine-madefield-fabricatedspiralwoundlinerpipeintotheexistingpipelineusingawindingmachinewhichremainsstationaryintheinsertionpitor,alternatively,whichtravelsalongtheinterioroftheexistingpipeline.Theserehabilitationprocessescanbeusedinavarietyofgravityapplicationssuchassanitarysewers,stormsewers,culverts,andprocesspiping.1.1.1Whenusingstationaryinstallationequipmentforexistingpipelines6to48in.,afterinsertion,thespiralwoundlinerpipeisexpandeduntilitpressesagainsttheinteriorsurfaceoftheexistingpipeline.Alternatively,forexistingpipelines6to108in.indiameter,thespiralwoundlinerpipeisinsertedasafixeddiameterintotheexistingpipelineandisnotexpanded,andtheannularspacebetweenthespiralwoundlinerpipeandtheexistingpipeisgrouted.1.1.2Whenusingthetravelinginstallationequipmentforexistingpipelines6to180in.thespiralwoundlinerpipeispressedagainsttheinteriorsurfaceoftheexistingpipeline,exceptinthecornersofrectangularpipesorwhereobstructionsofoffsetsoccur.Alternatively,forexistingpipelines6to180in.indiameterandforsimilarsizedexistingnoncircularpipelinessuchasarchedorovalorrectangularshapes,thespiralwoundlinerpipeisinsertedasafixeddiameterintotheexistingpipeline,andtheannularspacebetweenthefixeddiameterspiralwoundlinerpipeandtheexistingpipeisgrouted.1.2Thevaluesinparenthesesareprovidedforinformationpurposesonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.3.1Particularattentionisdrawntothosesafetyregulationsandrequirementsinvolvingenteringintoandworkinginconfinedspaces.
【中国标准分类号】:P94;G33
【国际标准分类号】:23_040_20;83_080_20
【页数】:9P.;A4
【正文语种】: