Roof Design Guidelines

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1、ROOFDESIGNMANUALTABLEOFCONTENTS1.DESIGNGUIDELINES2.ROOFSYMBOLS3.ADDITIONALPROJECTREQUIREMENTS4.PROJECTMANAGER/DESIGNERCHECKLIST5.SUPPLEMENTARYORSPECIALCONDITIONS6.REQUIREDSPECIFICATIONS•07311AsphaltShingles.Doc•07411StructuralTrapezoidalStanding-Seam.Doc•07412Flat-Standi

2、ng-Seam.Doc•07531EPDMMembrane.Doc•07550HybridModifiedBituminRoofSystem-Mtl-Wood-Conc.Doc•07550HybridModifiedBituminRoofSystem-OverLWIC-GypsumDeck.Doc7.AGENDAFORPRE-INSTALLATIONCONFERENCE8.PRODUCTSUBSTITUTIONREQUEST-FORM(MO300-1405(03/05)9.ROOFINGSYSTEMDESCRIPTION-FORM(MO

3、300-1409(03/05)MISSOURIDIVISIONOFFACILITIESMANAGEMENT,DESIGNANDCONSTRUCTION(573)526-6671RoofDesignManualPage1of10March2005DESIGNGUIDELINES07311Shingles07410ManufacturedRoofPanels(Metal)07550ModifiedBituminousRoofing07531SinglePlyRoofingA.GENERALINFORMATION:Thefollowingin

4、formationisintendedtohelpavoidcommonroofproblemsandtohelpdeterminewhichtypeofrooftoselectinanewconstructionorre-roofingproject.ThisinformationisbasedonpreviousDivisionexperience,andcurrenttrendsintheroofingindustry.1.Noasbestoscontainingmaterialsshallbeallowed.Specifical

5、lycautionaboutuseofasbestosmasticsandprimersthatarestillavailabletoday.2.Alldesigndetailsshallbeconsistentwiththe2004NRCARoofingandWaterproofingManual.Minimizepenetrationsinroofs,spacepenetrationsnocloserthan24inchesapart,extendflashingsaminimumof12inchesaboveanyoverflow

6、ordrain,usefactorymadepenetrationsifpossible,donotusegalvanizedmaterialforflashings.Useaterminationbarandcounter-flashingatparapetwalls,oriftheparapetisshortornotwatertight,extendmembraneoverthetopofthewallandattachtofrontfacebehindcap.Cornercapsandallowanceforexpansiona

7、ndcontractioninmetalflashingsisrequired.Umbrellasorhoodsoverallpipeflashingsforequipmentandoverpitchpocketsarerequired.Conduitandsmallpipepenetrationsmustbemadethroughthesideofmetalflashingswithpropersealantsorwithspecificallydesignedconduitflashings.3.Providewalkwaystoa

8、llrooftopequipment.Avoidinteriorgutterinstallations.Usetwo-piece,castiron,interiordrains.Usepipeortubes