中國建筑海外英語英文建筑專業(yè)詞匯解釋突破

專業(yè)詞匯解釋

Accessory:

Asupplementarybuildingproduct,suchasadoor,window,skylight,ventilator,louver,etc.

AnchorBolts:

Boltsusedtoanchorstructuralmemberstoaconcretefloor,foundationorothersupport.Usuallyreferstotheboltsatthebottomofallcolumnsanddoorjambs.

AnchorBoltPlan:

Aplanviewofabuilding(s)foundationsshowingalldimensionsandsectionsrequiredtoproperlylocatetheanchorbolts,includingtheprojectionsoftheboltsabovetheconcretesurface,requiredrecess,etc.Columnreactions(magnitudeanddirection),andbaseplatedimensionsarealsoincluded.

Angle:

Ahotrolledmemberwithtwolegsforminga90oangle.

ApprovalDrawings:

Drawingssenttothecustomertoverifydesignanddimensionsandtoverifythesalescontractdescriptionofmaterialsandservicesthemanufacturerhasagreedtofurnish.

Assembly:

Twoormorecomponentsboltedtogether.

Astragal:

Abentplateattachedtooneleafofdoubleslidingorhingeddoorstopreventdustandlightingress.

AuxiliaryLoads:

Allspecifieddynamicliveloads,otherthanthebasicdesignloads,whichthebuildingmustsafelywithstand.Examplesareloadsimposedbycranesystems,materialhandlingsystemsandimpactloads.

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Back-upPlates:

Additionalplatesusedinconnectionstoprovidesufficientboltgrip,allowforerectiontolerances,orincreasestrength.

BaseAngle:

Acontinuousanglefixedtothefloorslabortothegradebeamtoenabletheattachmentofwallpanels.

BasePlate:

Theendplateofacolumnwhichrestsonthesupportingsubstructuresurface.

Bay:

Thespacebetweenthecenterlinesofframesorprimarysupportingmembersinthelongitudinaldirectionofthebuilding.AlsocalledBaySpacingorBayLength.

BeadMastic:

Asealantfurnishedinacontinuousroll,normallyusedforsealingendlapsofroofpanels.SeealsoEndlapMastic.

Beam:

Ahorizontalstructuralmemberdesignedprimarilytoresistmoments.

BentPlate:

Aplatebenttoformanangle.

BillofMaterials:

Alistofitemsorcomponentsusedforfabrication,shipping,receiving,andaccountingpurposes.

BirdScreen:

Wiremeshusedtopreventbirdsfromenteringthebuildingthroughventilators,louversandroofmonitors.

BlindRivet:

Asmallheadedpinwithanexpandableshankforjoininglightgaugemetal.Typicallyusedtoattachflashing,gutters,etc.AlsoreferredtoasaPopRivet.

BraceGrip:

Galvanizedsteelstrandsformedintoahelicalhairpinshapethatiswrappedtightlyonthestrandattheendofthecablebrace.

BraceRods/Cables:

Rodsorcablesplaceddiagonallyintheroofandwallsforthepurposeoftransferringwindloadstothefoundationsandlongitudinallystabilizingthebuilding.

BracedBay:

Thebaywherebracingisprovided.

Bracket:

Astructuralsupportprojectingfromacolumnorraftertowhichanotherstructuralmemberisfastened.Example:Bracketssupportingcranerunwaybeams.

BridgeCrane:

Overheadtravelingcranesupportedbyrailswhichareinturnsupportedbycranerunwaybeams.

Builder:

Ageneralcontractororsub-contractorresponsibleforprovidinganderectingpre-engineeredbuildings.

BuildingCodes:

Regulationsdevelopedbyrecognizedagenciesestablishingminimumbuildingrequirementsforlicensing,safetyandfunctionalitypurposessuchassetbacks,fireregulations,spacingandclearances.Buildingcodesusuallyaddressacceptabledesigncodes.AnexampleofabuildingcodeistheUniformBuildingCode(UBC).

BuildingWidth:

Thelateralwidthofthebuildingmeasuredfromouttooutofsidewallsteellines.

Built-upSection:

Astructuralmember,usuallyan"I"shape,madefromindividualflatplatesweldedtogether.

ButtPlate:

Theendplateofastructuralmemberwhichusuallyrestsagainstasimilarendplateofanothermembertoformamomentresistingconnection.AlsocalledSplicePlate,EndPlate,orCapPlate.

By-passGirt:

Thegirtwhichpassescontinuouslyalongtheoutsideflangesofthecolumns.

By-passMounted:

SeeExteriorMounted.

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"C"Section:

Amemberformedintoa"C"shapedprofilebycoldroll-formingfromcoils.

CableCatchAssembly:

Theoperatinghandleusedtoopenandclosetheridgeventilator.

Cables:

Usedforcablebracing.Canalsobeusedtooperateridgeventdampersandfortemporarybracing.SeeBraceCables.

Cantilever:

Aprojectingbeamthatissupportedandrestrainedatoneendonly.

Canopy:

Anoverhangingorprojectingroofstructure,belowtheeavelevel,supportedatoneendonly.

CapPlate:

Aplatelocatedatthetopofacolumnorendofabeam.AlsoreferredtoasEndPlate.

CapillaryAction:

Theactionofwaterrisingtoahigherlevel.

Catwalk:

Anarrowwalkwayusedtoprovideaccesstomechanicalequipmentnormallysupportedonroofplatforms.

Caulking:

Asealantusedinmakingwatertightjoints.

Channel(HotRolled):

Amemberformed,whileinasemi-moltenstateatthesteelmill,intoa"C"shapedprofilehavingstandarddimensionsandpropertiesspecifiedbyarelevantstandardspecification.

CheckeredPlate:

Flathotrolledplatewithraisedcheckereddesigntopreventslipping;usedforindustrialequipmentplatforms,catwalks,stairtreads,etc.

ClearHeight:

Theverticaldimensionfromthefinishedfloorleveltothelowestundersidepointoftherafter.

ClearSpan:

Abuildingwithoutinternalcolumns.

Clip:

Aplateorangleusedtofastentwoormorememberstogether.

Closer:

Mechanicaldevice,usuallyattachedtoahingeddoor,whichautomaticallyclosesthedoor.

ClosureStrip:

Purpose-madefoamfillerstofitinsideandoutsideprofilesofroofandwallpanelsprovidingaweather-tightseal.AlsoknownasFoamClosure.

Coil:

Arollofsteelsheetorwire.

Cold-FormedMember:

Alightgaugestructuralmemberproducedfromcoiledsteelstockrunningthroughaseriesofrollsatnormalroomtemperatures.

CollateralLoad:

Thestaticloadotherthanthebasicdesignloadssuchassprinklers,mechanicalandelectricalsystems,ceilings,etc.

Column:

Averticalstructuralmemberusedinabuildingtotransferloadsfromthemainroofbeams,trussesorrafterstothefoundation.

Component:

Anindependentpartofanassembly.

ConcreteNotch:

Arebateornotchformedalongtheedgeoftheconcretefloorslaborgradebeam,allowingwallpanelstoendbelowthefloorlevelthuspreventingingressofdustorwater.

ContinuousBeam:

Abeamwhichhasmorethantwopointsofsupport.

ContinuousRidgeVent:

Twoormoreridgeventilatorsmountedonthebuildingridgethatallowaircirculation.SeealsoRidgeVentilator.

CornerColumn:

Acolumnatanycornerofabuilding.Cornercolumnsmaybeprimaryrigidframecolumnsorpost-and-beamcolumns.

CounterFlashing:

Trimusedtoconnectthesidewallsheetingofamainbuildingtotheroofsheetingofalowerbuilding.

Crane:

Amachinedesignedtoliftand/ormovematerialbymeansofahoist.

CraneBeam:

Abeamthatsupportsanoverheadtravelingbridgecrane.Onunderhungbridgecranes,italsoactsasacranerail.AlsoknownasaCraneRunwayBeam.

CraneBracket:

Structuralsupportweldedtotheprimarybuildingframetopermitattachmentofacranerunwaybeam.SeealsoBracket.

CraneBridge:

Oneortwogirdersorboxsectionssupportedonendcarriages.SeealsoBridgeCrane.

CraneCapacity:

Themaximumweightacranecansafelylift.Cranecapacitydependsonthestandarddesignofthecranecomponentsandtheirsupports.

CraneRail:

Railweldedorboltedtoacranebeamformingthetrackonwhichthebridgecranewheelstravel.

CraneStopper:

Asmallverticalmemberweldedtothetopofthecranebeamtostopthecranebridgeattheendofthecranerunarea.

CrossSection:

Aviewformedbyaplanecuttingthroughanobjectusuallyatrightanglestoitsaxes.

Curb:

Raisedflashingaroundroofopeningstoformwaterproofopenings.SeealsoRoofCurb.

CurvedEave:

Curvedpanelsprovidedattheeave.

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Damper:

Baffleplateinaridgeventilatorthatcanbeopenedorclosedusingthecablecatchassembly.

DeadLoad:

Theselfweightofthepre-engineeredbuildingstructureincludingallitscomponentssuchasframes,floors,secondarymembers,sheeting,bolts,etc.

DesignCodes:

Regulationsdevelopedbyrecognizedagenciesestablishingdesignloads,procedures,andconstructiondetailsforstructures.Examplesare:MBMA,AISC,AISI,AWS,etc.

DiagonalBracing:

SeeBraceRods/Cables.

DoorGuide:

Anangle,channel,orproprietaryproductusedtorestrainadoorleaforcurtainduringitsopeningandclosing.

DoorStopper:

Aclipboltedtotheverticaldoormembertopreventopeningbeyondthedoorlimit.

DoubleChannel:

Doubleorback-to-back"C"sectionsstitch-boltedtogether.

DoubleFacedTape:

Usedasanaidtofixfiberglassinsulation.

DoubleSlidingDoor:

Slidingdoorwithtwodoorleaves.

Downspout:

Cold-formedsheetmetalsectionusedtocarrywaterfromthegutterofabuildingtothegroundorstormdrainagesystem.

DownspoutElbow/Shoe:

Cold-formedsheetmetalsection,matchingthedownspoutprofile,attachedtothelowerendofadownspoutandcurvedinsuchawayastodirectwaterawayfromawall.

DownspoutStraps:

Metalstrapsusedtofixthedownspoutstothesidewalls.

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Eave:

Alinealongthesidewallformedbytheintersectionoftheinsidefacesorplanesoftheroofandthesidewallpanels.

EaveGutter:

Gutterattheeaveofabuilding.

EaveHeight:

Theverticaldimensionfromthefinishedfloorleveltothetopoftheeavestrut.

EaveStrut:

Astructuralmember,locatedattheeave,usedforsupportingtheroofpanelsandthewallpanels.

EaveStrutClip:

Aclipusedtosupporttheeavestrut.

EaveTrim/Flashing:

Asheetmetalclosurewhosefunctionisprimarilytoprovideweather-tightnessattheeavebetweentheeavegutterandthewallpanels.

EdgeDistance:

Theperpendiculardistancebetweentheplateedgeandthecenterofthebolthole.

Elevation:

(a)Distanceaboveorbelowaprescribeddatumorreference.(b)Engineeringtermreferringtoanywallviewofastructure.

EndBay:

Thefirstorlastbayinthebuilding,asopposedtointeriorbay.Itisthespacingbetweentheoutsidefaceoftheouterflangeoftheendwallcolumnsandthecenterlineofthefirstinteriorcolumn.

EndLap:

Atermusedtodescribethelapatapurlinlocationwheretheendofonepaneloverlapstheendofthepanelbelowit.

EndLapMastic:

Sealant,inextrudedbeadform,usedtosealendlapsofroofpanelsforweather-tightness.AlsocalledBeadMastic.

EndPlate:

Aplateweldedattheendofamember.

Endwall:

Atermusedtodescribetheentirecompositionofabuildingend.SeePost&BeamEndwallorRigidFrameEndwall.

EndFraming:

Framinglocatedattheendwallofabuildingwhichsupportstheloadsactingonaportionoftheendbay.

EndwallPost/Column:

Averticalmemberlocatedattheendwallwhichsupportsthegirtsandendwallrafter.

EndwallRafter:

Normallyacold-formed"C"sectionsupportedbyendpostsofpost-and-beamendwalls.Endwallrafterscanalsobebuilt-uporhotrolledsectionsifrequiredbydesignloads

EndwallRoofExtension:

Roofcantileveredbeyondtheendwall.

Erection:

Theonsiteassemblingofpre-fabricatedcomponentstoformthecompletestructure.

ErectionDrawings:

Drawingsanderectioninstructionswhichidentifyalltheindividualcomponentsinsufficientdetailtopermittheproperassemblyofallpartsofthemetalbuildingsystemfurnishedbytheseller.

ExpansionJoint:

Aweather-tightjointacrossthewidthofthebuildingallowingforexpansionandcontraction.

ExteriorMounted:

Agirtsystemwherethegirtsaremountedoutsidethecolumnsandareattacheddirectlytotheoutsidecolumnflange.AlsocalledBy-passMounted.

EyeBolt:

Usedinconjunctionwithahillsidewasherfortensioningcablebraces.

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Fabrication:

Themanufacturingprocessusuallyperformedinaplanttoconvertrawmaterialintofinishedmetalbuildingcomponents.Themainoperationsarecold-forming,cutting,punching,welding,cleaningandpainting.

Fascia:

Anaccessorywhosefunctionistoenhancetheappearanceofawall.Alsousedtocovertheeaveorgableofabuilding.

FieldWork:

Modificationorrectificationcarriedoutonsite.

FinNeckBolt:

Flatdomeheadedboltusedinframedopenings,fascias,andmezanines.

FinishedFloor:

Topoftheconcreteslaborthefinishedconcretesurface.

FixedBase:

Acolumnbasethatisdesignedtoresistrotationaswellashorizontalorverticalmovement.

Flange:

Theprojectingedgeofastructuralmember.

FlangeBrace:

Ananglememberextendingbetweengirtsorpurlinstotheinnerflangeofcolumnsorraftersrespectively,toprovidethemwithlateralsupportandstability.

Flashing:

Asheetmetalclosureusedtoprovideweather-tightnessinastructure.

FlowableMastic:

Suppliedinanozzledcartridge.Usedtosealoverlappingflashing,gutterjoints,etc.

FlushMounted:

Agirtsystemwheretheoutsideflangesofthegirtsandcolumnsareflush.Thegirtsaresupportedbytheuseofgirtclipsboltedtothecolumnwebs.

Footing:

Reinforcedconcretebasethatprovidessupportforacolumn.

Force:

Theactionofonebodyonanotherbodywhichchangesortendstochangeitsstateofrestormotion.Aforcemaybeexpressedinkilonewton(s)(kN),orothersimilarunits.

Foundation:

Thesubstructurewhichsupportsabuildingorotherstructure.Usuallyconstructedinconcrete.

FramedOpening:

Framing(headers,sills,andjambs)andflashingwhichsurroundanopeninginabuilding.Usuallyprovidedtoaccommodatefieldinstalledaccessoriessuchasslidingdoors,roll-updoors,etc.

Framing:

Primaryandsecondarymembers(columns,rafters,girts,purlins,bracecables,etc.)whichwhenconnectedtogethermakeuptheskeletonofastructuretowhichthecoveringcanbefastened.

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Gable:

Thetriangularportionoftheendwallofabuildingdirectlyundertheslopingroofandabovetheeaveheightline.

GableAngle:

Ananglefastenedtothepurlinsatrakefortheattachmentofendwallsheets.

GableTrim:

Aflashingdesignedtoclosetheopeningbetweentheroofpanelsandendwallpanels.

GageorGauge:

Thedistancebetweenholesalongthetransverseaxisofaplate.

Galvanized:

Steelcoatedwithalayerofzincforcorrosionresistance.

Girder:

SeeBeam.

Girt:

Secondaryhorizontalmemberattachedtothemainframecolumns.Girtsnormallysupportwallpanels.

GirtClip:

Angleclipsusedtoconnectgirtstotheendwallcolumns.

Glazing:

Installationofglass.

Grade:

Groundlevel(orelevation)surroundingabuilding.

Grating:

Weldedframeworkofcrossbarsusedinflooringofequipmentplatforms,platformwalkways,catwalksandstairtreads.

Grout:

Non-shrinkingsandandcementbasedmixtureusedunderbaseplatestoobtainauniformbearingsurface.

GussetPlate:

Steelstiffenerplateusedtohelpdistributeloadataconnection.

Gutter:

Pre-formedlightgaugemetalchannelattheroof,alongthesidewalls,orinvalleysofmulti-gabledroofsforthecollectionofrainwater.

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"H"Section:

Asteelmemberwithan"H"crosssection.

HairPin:

Reinforcementbarsusedindistributingforcesfromthecolumnfoundationtothefloorslab.

Handrails:

Horizontalandverticalpipesfixedtostairstringers,edgesofmezzaninefloors,openingsinfloorsandplatformwalkways.

HangarDoor:

Alargemulti-leafdoorthatisusedinaircrafthangarsorsimilarbuildings.

Haunch:

Intersectionofthecolumnandrafter.AlsoreferredtoasKnee.

Header:

Ahorizontalmemberoveranopeninginawall.

HighStrengthBolt:

Anyboltmadefromsteelhavingatensilestrengthinexcessof690megapascal(MPa).Someexamplesare:ASTMA325,A354,A449andA490.

HillsideWasher:

Awasherhavingnon-parallelfacesnormallyusedonbracecablesorrods.AlsoknownasBevelWasher.

HingedBase:

SeePinnedBase.

Hoist:

Aliftingdevicethatismechanically,electricallyormanuallyoperated.

HorizontalKneeSplice:

Horizontalconnectionofthecolumntotherafter.

HotRolledShapes:

Steelsections(angles,channels,I-sections,etc.)whichareformed,whileinasemi-moltenstateatthesteelmill,intoashapehavingstandarddimensionsandpropertiesspecifiedbyrelevantstandardspecifications.

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ImpactLoad:

Adynamicloadresultingfromthemotionofmachinery,craneways,elevatorsandothersimilarmovingforces.

Insulation:

Anymaterialusedinbuildingconstructionforthereductionofheattransfer.

InteriorBay:

Thedistancebetweenthecenterlinesoftwoadjacentinteriorrigidframes.

IntermediateRafterSplice:

Connectionoftwopiecesoftherafter.

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JackBeam:

Aprimaryhorizontalmemberusedtosupportanotherbeam,trussorrafter.

Jamb:

Verticalmemberatthesideofawallopening.

JibCrane:

Acantileverboomorhorizontalbeamwithahoistandtrolley.

Joist:

Ahorizontalmemberforsupportingthedeckingoffloorsorroofs.

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Knee:SeeHaunch.

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Lean-To:

Astructuredependentuponanotherstructureforpartialsupportandhavingonlyoneslopeorpitch.

LinerPanel:

Interiorwallorroofsheetingattachedtotheinsideflangesofthegirtsorpurlins.

Lintel:

Abeam(eitherconcreteorsteel)inmasonrywallsplacedabovedoors,windowsoropeningstosupportmasonryabove.

Liveload:

Anyvariableloadthatresultsfromintendeduseofthestructureduringitslifetime.

Loads:

Anythingthatcausesaforcetobeexertedonastructuralmember.Examplesofdifferenttypesofloadsare:

a.DeadLoad

b.LiveLoad

c.ImpactLoad

d.SeismicLoad

e.WindLoad

f.CraneLoad

g.AuxiliaryLoad

h.CollateralLoad

Longitudinal:

Thedirectionparalleltotheridgeline.

Louver:

Awallopeningprovidedwithslantedblades,fixedormovable,toallowflowofairinsidethebuilding.

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MachineBolts:

MildsteelboltsconformingtoASTMA307standardspecifications.

Mastic:

SeeCaulking.

Mezzanine:

Anintermediatefloorwithinabuildingabovethegroundfloorthatoccupiesallorpartofthebuildingfloorareaandconsistsofcolumns,beams,joists,deckpanelsandedgetrimstoreceivereinforcedconcrete.

Masonry:

Constructionmaterialssuchasbricks,concreteblocksandstone.

Moment:

Thetendencyofaforcetocauserotationaboutapointoraxis.

MomentConnection:

Aconnectiondesignedtotransfermoment,aswellasaxialandshearforces,betweenconnectingmembers.

MonorailBeam:

Asinglebeamsupportforamaterialhandlingsystem.Itisnormallyahotrolled"I"beam.

Mono-Slope:

Abuildingslopedinonedirection.

Mullion:

Averticalbarorpierbetweenpanesorsectionsofwindowsandscreens.

Multi-GableBuildings:

Buildingsconsistingofoneormoregablesacrossthewidthofthebuilding.

Multi-SpanBuildings:

Buildingswithinteriorcolumns.

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Notch:

Arebate.SeealsoConcreteNotch.

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Panel:

Apieceofrooforwallsheeting.SeealsoSheeting.

ParapetWall:

Thatportionoftheverticalwallwhichextendsabovetherooflineattheintersectionofthewallandroof.

PartMark:

Anumberphysicallymarkedonapieceorpackingthatidentifieseachcomponentofthebuildingforerectionandshippingpurposes.

Partition:

Anon-loadbearinginteriordividingwall.Itcansustainitsownweightbutdoesnotsupporttheceilingorroofandisdesignedtowithstandamaximumlateralloadof0.25kN/m?

Peak:

Theuppermostpointofagable.AlsocalledPeakPointorRidgePoint.

PeakPanel:

AlsoknownasRidgePanel.Usedtolinkandweather-sealroofpanelsonopposingslopes.

PeakSign:

Asignattachedtothepeakofthebuildingattheendwallshowingthenameofthemanufacturerofthebuilding.AlsocalledRidgeSign.

PersonnelDoor:

Anaccessdoor.

Pier:

Aconcretestructuredesignedtotransfertheverticalloadfromthecolumnbasetothefooting.

PilotDoor:

Asmallaccessdoorwithinoneleafofaslidingdoor.AlsocalledWicketDoor.

PinConnection:

Aconnectiondesignedtotransfertheaxialandshearforcesbetweenconnectingmembers,butnotmomentforces.

PinnedBase:

Acolumnbasethatisdesignedtoresisthorizontalandverticalmovement,butnotrotation.

PipeFlashing:

Usedinsealingroofpenetrations.

Pitch(Hole):

Distancebetweencenterlinesofholesalonglongitudinalaxisofplate.

Pitch(Roof):

Slopeoftheroof

Plan:Detailsofabuildingasviewedfromthetop.

PopRivet:

Usedforjoiningflashingandlightgaugemetaltrims.SeealsoBlindRivet.

PortalFrame:

Columnandbeambracingusedinlieuofstandarddiagonalcablebracingtoprovideclearaccess.

Post-and-BeamEndwall:

Asystemofendwallframingconsistingofverticalcolumns(posts),withpinnedends,whichsupportrafters(beams).Thesepostsandbeamsarenormallylightmembersmadefromcold-formedsections.

Pre-Engineer:

Todesignanddetailcomponentsbeforehand.

Pre-Fabricate:

Tofabricatepartsintheshopbeforehand.Tomanufacturestandardsectionsthatcanberapidlyassembled.

PrimaryFraming:

Themainloadcarryingmembersofastructuralsystem,generallythecolumns,rafters,and/orothermainsupportmembers.

PrimerPaint:

Theinitialcoatofpaintappliedintheshoptothestructuralframingofabuildingforprotectionagainstaggressiveenvironmentalconditionsduringshippinganderection.

Purlin:

Ahorizontalsecondarystructuralmember,boltedtotherafters,whichtransferstheroofloadsfromtheroofcoveringtotheprimaryframes.

PurlinExtension:

Aprojectingsecondarymemberusedinroofextensionsattheendwall.

PurlinLine:

Thelinejoiningtheextremeouter,orexterior,edgesofthepurlinsparalleltotheframes.

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Rafter:

Aprimarybeammembersupportedoncolumns.

Rake:

Theintersectionoftheplaneoftheroofandtheplaneofthegable.

RakeTrim:

Thesheetingitemjoiningtheroofandwallsheetingattherake.AlsocalledGableTrim.

Reactions:

Theresistingforces,atthecolumnbasesofaframe,holdingtheframeinequilibriumunderagivenloadingcondition.

Revision:

Achangethatismadetothebuildingdesign,componentdetails,locationofaccessories,etc.

Ridge:

Thepeak,orhighestpointofagabledbuilding,whichdescribesahorizontallinerunningthelengthofthebuilding.

RidgeFlashing:

Continuousmetalflashingusedtocloseroofingmaterialalongtheridgeofaroof.AlsocalledRidgeCaporPeakPanel.

RidgeConnection:

Aconnection,betweentworaftermembers,whichtransfersthemomentfromonesideoftheconnectiontotheotherandmaintains,underapplicationofload,thesameanglebetweentheconnectedmembersthatexistspriortotheloading.SeealsoMomentConnection.

RidgeSign:

Themanufacturer’ssignatthepeakorhighestpointofthegable.AlsocalledPeakSign.

RidgeVentilator:

Theventilatorusedattheridgeline.

RigidFrame:

Astructuralframeconsistingofmembersjoinedtogetherwithrigid(ormoment)connectionssoastorendertheframestablewithrespecttoimposedloads,withouttheneedforbracinginitsplane.

RigidFrameEndwall:

Asystemofendwallframingwherethemaininteriorframeisusedattheendwallmostlyforthepurposeoffutureexpansion.

Risers:

Theverticalriseofthestepsofastaircase.

Roll-UpDoor:

Adoorwhichopensverticallyandissupportedonashaftordrumandrunsalongverticaltracks.

RoofCovering:

Theexteriorroofskinconsistingofpanelsorsheets,theirattachments,andweathersealant.

RoofCurb:

Weatherproofflashingusedonroofstosupportpowerventilatorsorducting.RoofCurbscanbefiberglassorsheetmetal.

RoofExtension:

Anextensionoftheroofbeyondtheendwalland/orsidewallofabuilding.

RoofMonitor:

Raisedgable,orportionofthemainbuilding,locatedattheridge,toallowlightingandventilation.

RoofSlope:

Theanglethataroofsurfacemakeswiththehorizontal.Usuallyexpressedinunitsofverticalriseto10unitsofhorizontalrun.

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SagRod:

Atensionmemberusedtolimitthemovementofagirtorpurlininthedirectionofitsweakaxisbeforetheinstallationofsheeting.

Sealant:

SeeCaulking.

SecondaryFraming:

Memberswhichcarryloadstotheprimaryframing.Inmetalbuildingsthistermincludespurlins,girts,eavestruts,flangebraces,etc.

SeismicLoad:

Theassumedlateralloadactinginanyhorizontaldirectiononthestructuralsystemduetoearthquakes.

SelfDrillingFasteners:

SeeSelfDrillingScrews.

SelfDrillingScrews(SDS):

Fasteners,usedforattachingpanelsandtrimstogirtsandpurlins,whichdrilltheirownholesandeliminatethepre-drillingoperation.

SelfTappingScrews(STS):

HavethesamefunctionasSDSbutneedpre-drilledholes.

Sheeting:

Profiledmetalpanels.

SheetingAngle:

Anangleusedtosupportsheeting.

Shims:

Smallsteelplatesusedforlevellingbaseplatesorforpackingbetweenstructuralmembers.

ShippingList:

Alistthatenumerates,bypartnumberordescription,e