ASTM F2454-2005 用化学灌浆的侧向灌浆机法密封测量连接件和主要排污系统管线的标准实施规程

作者:标准资料网 时间:2024-05-25 10:07:52  浏览:8224   来源:标准资料网

【英文标准名称】:StandardPracticeforSealingLateralConnectionsandlinesfromthemainlineSewerSystemsbytheLateralPackerMethod,UsingChemicalGrouting
【原文标准名称】:用化学灌浆的侧向灌浆机法密封测量连接件和主要排污系统管线的标准实施规程
【标准号】:ASTMF2454-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:F36.20
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:排水工程;灌浆机;下水道;连接;密封;连接线;污水工程;化学的;侧面的;电源线;灌浆
【英文主题词】:chemicalgrouting;infiltration;laterals;sealing;sewers
【摘要】:Theinspection,testing,andrepairoflateralconnectionsforsanitarysewersareregularpracticenecessaryforthemaintenanceandoptimalperformanceofthesystem.Itisimportanttoidentifymethodsthatusethemostcurrentcompoundsandtechnologytoensurethereductionofinfiltrationandexfiltration.Itisimportanttominimizedisruptiontotrafficandlessentheenvironmentalimpactsforboththemunicipalandprivateowners.Thispracticeservesasameanstoinspect,test,andsealsewerlateralconnectionsandapredeterminedportionofthelaterallinesfromthemainlinesewer,havingselectedtheappropriatechemicalgroutsusingthelateralpackermethod.Television(oroptical)inspectionandsewerlateralconnectiontestingareusedtoassesstheconditionanddocumentanyrepairs.Thispracticeshouldnotbeusedwheremainlineandlateralconnectionsarefoundwithlongitudinallycrackedpipe,structurallyunsoundpipe,orflattenedoroutofroundpipe.1.1Thispracticecoverstheproceduresfortestingandsealingsewerlateralconnectionsandlaterallinesfromthemainlinesewerwithappropriatechemicalgroutsusingthelateralpackermethod.Chemicalgroutingisusedtostopinfiltrationofgroundwaterandexfiltrationofsewageingravityflowsewersystemsthatarestructurallysound.1.2Thispracticeappliestomainlinesewerdiametersof6to24in.with4,5,or6in.diameterlaterals.Largerdiameterpipeswithlateralconnectionsandlinescanbegroutedwithspecialpackersorman-entrymethods.Themainlineandlateralpipesmustbestructurallyadequatetocreateaneffectiveseal.1.3Workersafetytrainingshouldincludereviewingthebiohazardsandgasesfromsewage,confinedspaces,pumpingequipment,andrelatedapparatus.Additionalsafetyconsiderationsincludingproperhandling,mixing,andtransportingofchemicalgroutsshouldbeprovidedbythechemicalgroutmanufacturerorsupplier,orboth.Theirsafeoperatingpracticesandproceduresshoulddescribeindetailappropriatepersonalprotectiveequipment(PPE)forthevariousgroutingoperations.Operationscoveredshouldincludetheproperstorage,transportation,mixing,anddisposalofchemicalgrouts,additives,andtheirassociatedcontainers.1.4Thevaluesstatedininch/poundunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P41
【国际标准分类号】:93_030
【页数】:6P.;A4
【正文语种】: