Application Issues & Solutions：应用问题及解决方案.ppt

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1、ApplicationIssues&SolutionsSteelreinforcedterminationjoint.Solution:ImbeddedFiberglassMeshRepairofterminationjoints.CompletedrepairsonterminationjointsDrainsExcessivematerialbuild-up.Solution:Geo-Seal(Createnewsubstrate)Waterslideconcretesupportpillars.Soluti

2、on:Geo-SealWalkingbridgepillarsrepair.Solution:Geo-SealConduitlinerpenetration.Solution:Linerre-installedundertheconduitandre-sprayedReservoirterminationjoints.Solutions:TrowelGradeRe-enforcedprotectiononpenetrationdetail.Solution:Geo-sealandre-sprayed.Repairofla

3、pjoints.Linerlockdownpins.Solution:Re-installandGeo-seal.InstallationofnewVentsanddrainageContaminatedsprayhose(withmineralspirits)ImproperlineflushGeo-sealjointtapeProblem:Surfacepin-holes.Improperapplicationovercoaltarpitch.Nosealerpreviouslyapplied.Surface

4、blowholes,fromoffgassingofcoldtarpitchProblem:SubstratenotproperlypreparedSolution:Powerwashanylooseorpoorconcreteuntiltheygetagoodfirmsubstratetoadhereto.(mayrequireapenetratingsealeriftheconcreteistoofargone.)Trappedwaterblisters.Itisnormalforsomeblisteringtooc

5、cur.Asmallnumberofblisterheadsshouldbesampledandcheckedforpropermembranethickness.Ifthesampleshavetherequiredmembranethickness(80milsnominal/60milsminimum),thentheremainingblistersshouldnotbepuncturedorcut.Ifthesampleshavelessthantheminimum60mils,thentheareacaneit

6、herbere-sprayedtoobtaintheproperthickness.Ortheblisterscanbecutoutandtheareare-sprayedorpatchedwithLiquidRubberTrowelGrade,toaminimumthicknessof80drymilsoverthecut-outareaextendingaminimumofthreeinches(3")beyondthecut.