1、BRITISH STANDARD BS EN 13331-1:2002 Trench lining systems Part 1: Product specifications The European Standard EN 13331-1:2002 has the status of a British Standard ICS 93.020 BS EN 13331-1:2002 This British Standard, having been prepared under the direction of the Building and Civil Engineering Sect
2、or Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 9 September 2002 BSI 9 September 2002 ISBN 0 580 40366 1 National foreword This British Standard is the official English language version of EN 13331-1:2002. The UK participation in
3、its preparation was entrusted by Technical Committee B/514, Access and support equipment, to Subcommittee B/514/WG29, Trench support systems, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The Br
4、itish Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards O
5、nline. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the respon
6、sible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cove
7、r, the EN title page, pages 2 to 32, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN133311 August2002 ICS9
8、3.020 Englishversion TrenchliningsystemsPart1:Productspecifications DispositifsdeblindagedetranchesPartie1: Spcificationduproduit GrabenverbaugerteTeil1:Produktfestlegungen ThisEuropeanStandardwasapprovedbyCENon6July2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatet
9、heconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,Germ
10、an).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,
11、Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldw
12、ideforCENnationalMembers. Ref.No.EN133311:2002EEN133311:2002(E) 2 Contents page Foreword3 Introduction .4 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .5 4 Symbols 15 5 Designation.16 6 Materials17 6.1 General17 6.2 Fasteners 17 6.3 Minimumfractureelongationofcastiron .17 7 Requirements
13、.17 7.1 General17 7.2 Minimumcharacteristicsystemresistance 18 7.3 Deflection18 7.4 Attachmentpointsforextracting,handling,pullingandconnecting.20 7.5 Struts.21 7.6 Struttopanelorsliderailconnection . 23 7.7 Panels23 8 Assessment24 9 Instructionmanual .24 9.1 General24 9.2 Principlecontents 24 10 Ma
14、rking .25 11 Conformity25 11.1 Declarationofconformity .25 11.2 Evaluationofconformity. 26 AnnexA (normative) Partialsafetyfactors. 27 AnnexB (informative) Relationshipbetweenloadsandresistance 28 AnnexC (informative) Assessmentnomogramforatrenchliningsystem 29 AnnexD (informative) Explanationofcuta
15、ndlowertechniques .31 Bibliography 32EN133311:2002(E) 3 Foreword Thisdocument(EN133311:2002)hasbeenpreparedbyTechnicalCommitteeCEN/TC53“Temporaryworks equipment“,thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byen
16、dorsement,atthelatestbyFebruary2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byFebruary2003. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland,
17、France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom. EN13331, Trenchliningsystems consistsofthefollowingparts: Part1:Productspecifications. Part2:Assessmentbycalculationortest. Thesestandardsaretobereadinconjunctionwit
18、hprEN1 28112 andprEN128113 Temporaryworksequipment Scaffolds.EN133311:2002(E) 4 Introduction Trenchliningsystemsareintendedtoensurethestabilityofverticaltrenchwallsandtoprotectworkersfromthe effectsofcollapseofthetrenches. Part1oftheseriesdealswithmaterialsandspecificationsforthemanufactureoftrenchl
19、iningsystems. Part2oftheseriesdealswiththeevaluationmethodsusingbothcalculationsandtestsfortrenchliningsystems. Atrenchliningsystemcomprisesavarietyofcomponents,which,whenassembled,createtrenchsupport.The instructionmanualprovidesallthenecessaryinformationonthedesignationandsafeuseoftrenchliningsyst
20、ems. 1Scope ThisEuropeanStandardspecifiesrequirementsformetallictrenchliningsystemsassembledcompletelyfrom purposemadeprefabricatedcomponents.Itincludesmaterial,constructionalandstructuralrequirements. PartialsafetyfactorsfordesignrefertoannexA. 2 Normativereferences ThisEuropeanStandardincorporates
21、bydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendment
22、orrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN100021, MetallicmaterialsTensiletestingPart1:Methodoftestatambienttemperature. prEN128112, TemporaryworksequipmentScaffoldsPart2:Informationonmaterials. ENISO8981:1999, Mechanicalpropertiesoffas
23、tenersmadeofcarbonsteelandalloysteelPart1:Bolts,screws andstuds(ISO8981:1999) EN133312, TrenchliningsystemsPart2:Assessmentbycalculationortest . ENV10901, ExecutionofsteelstructuresPart1:Generalrulesandrulesforbuildings . ENV199911, Eurocode9:DesignofaluminiumstructuresPart11:GeneralrulesGeneralrule
24、sandrulesfor buildings.EN133311:2002(E) 5 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 trenchliningsystem assemblyofprefabricatedcomponentsintendedforthesupportoftheverticalfacesoftrenches NOTE Mainloadbearingcomponentsarepanels,sliderailsandsu
25、pportingcomponents. 3.2 typesoftrenchliningsystem 3.2.1 centresupportedtrenchliningsystem(CStype) systeminwhichpairsorpanelsareheldapartbystrutsattachedattheverticalcentrelineofthepanels(seeFigure 1) 3.2.2 edgesupportedtrenchliningsystem(EStype) systeminwhichpairsofpanelsareheldapartbystrutsattached
26、attheverticaledgesofthepanels(seeFigures2 and3) 3.2.3 sliderailtrenchliningsystem(Rtype),single(RS),double(RD)ortriple(RT) systeminwhichpanelscanbemovedupanddowninsingleormultiplegroovesofpairsofsliderailsheldapartby strutsorsupportingframes(seeFigure4) 3.2.4 dragbox(DBtype) edgesupportedtrenchlinin
27、gsystem,intendedtobedraggedhorizontally(seeFigure5) NOTE Theleadingendhasattachmentpointsforpullingandcanhavecuttingedgesattheleadingendandatthebottom. Theclearanceundertheleadingendstrutscanbedifferenttothatundertherearstrut.EN133311:2002(E) 6 Key 1 Baseassembly 2 Topassembly b c Internaltrenchlini
28、ngwidth Figure1Exampleofacentresupportedtrenchliningsystem(CStype)withstrutswithvariablelength adjustment(SV) Fortheuseofthisequipmentreferto7.1.9.EN133311:2002(E) 7 Keys 1 Panel 2 Strutwithvariablelengthadjustment 3 Cuttingedge 4 Panelsoldier 5 Handlingpoint b c Internaltrenchliningwidth h c Bottom
29、strutclearance Figure2Exampleofanedgesupportedtrenchliningsystem(EStype)withstrutswithvariablelength adjustment(SV) Key 1 Panel 2 Strutwithincrementallengthadjustment 3 Clearanceonlyconnection 4 Integralpanelsoldier Figure3Exampleofanedgesupportedtrenchliningsystem(EStype)withincrementalstrutsand cl
30、earanceonlystrutconnectionsEN133311:2002(E) 8 Key 1 Panel 2 Sliderail 3 Supportingframe h c Bottomstrutclearance Figure4Exampleofasliderailtrenchliningsystem,doubletype(RD),withsupportingframesEN133311:2002(E) 9 Key 1 Leadingendstrut 2 Cuttingedge 3 Pullingpoint Figure5Exampleofadragbox(DBtype) 3.3
31、supportingcomponents 3.3.1 strut(S) componentthatresistscompressiveandtensileforcesandmayresistmomentsattheendconnections 3.3.2 strutwithvariablelengthadjustment(SV) strutcomprisingthreadedspindles,nutsandextensionbarsforwhichroughlengthadjustmentiscarriedoutby addingorremovingextensionbars,whilefin
32、elengthadjustmentisachievedbymeansofthethreadedspindles 3.3.3 strutwithincrementallengthadjustment(SI) strutcomprisingtelescopictubeswithfixingholesandpinsand/orextensionbarsforwhichonlyincremental adjustmentispossible 3.3.4 nonadjustablestrut(SN) strutwithnofacilityforadjustment 3.3.5 extensionbar
33、componentusedforaxialinsertioninastruttoincreaseitslength NOTE Twobasictypesofextensionbarexist: withflangesatbothends(seeFigures6aand6b); withapinnedspigotandsocketconnection(seeFigure6b). 3.3.6 supportingframe(FR) componentofasliderailtrenchliningsystemthatcanbeinstalledatanyheightabovethebottomof
34、thetrenchto resistcompressiveandtensileforcesandbendingmoments(seeFigure4)EN133311:2002(E) 10 a)Strutwithvariablelengthadjustment(SV) b)Strutwithincrementallengthadjustment(SI) c)Nonadjustablestrut(SN) Key 1 Threadedspindle 2N u t 3 Extension 4 Extensionbarwithapinnedspigotandsocketconnection 5 Tele
35、scopictubes Figure6ExampleforstruttypesEN133311:2002(E) 11 3.4 panelsoldier componentfordistributingloadbetweenpanelsandstruts NOTE Panelsoldiersareinstalledinaverticalpositionandcaneitherbeattachedtothepanels(seeFigure2),orforman integralpartofthem(seeFigure3). 3.5 sliderail discreteverticalmemberw
36、hichhasagrooveorgroovesattwosidestoengagewithandguidepanels NOTE Oppositerailsareconnectedbystrutsorsupportingframes(seeFigure4) 3.6 struttopanelorsliderailconnection 3.6.1 articulatedstruttopanelconnection(A) strutconnectionwithmechanicaldevicestolimittherotationofthestrut,atthepointwhereitmeetsthe
37、panelor sliderail(seeFigure7) 3.6.2 clearanceonlystruttopanelconnection(C) strutconnectioninwhichtherotationofthestrut,atthepointwhereitmeetsthepanelorsliderail,islimitedtothat movementpermittedbygapsintentionallyprovided(seeFigure8) 3.6.3 fixedstruttopanelconnection(F) fullyrestrainedstruttopanelor
38、sliderailconnection,permittingnofreerotation(seeFigure9) Key 1 Panel 2 Panelsoldier 3P i n 4 Rotationlimitationdevice 5S t r u t d Possiblerotationangle Figure7Exampleofanarticulatedstruttopanelconnection(A)EN133311:2002(E) 12 Key 1 Panel 2 Panelsoldier 3P i n 4S t r u t 5 Struttopanelconnector d Po
39、ssiblerotationangle Figure8Exampleofaclearanceonlystruttopanelconnection(C) Key 1 Panel 2 Panelsoldier 3B o l t s 4S t r u t Figure9Exampleofafixedstruttopanelconnection(F) 3.7 internaltrenchliningwidth, b c clearhorizontaldistancebetweenthepanelsofatrenchliningsystem(seeFigure2) 3.8 bottomstrutclea
40、rance h c verticaldistancebetweenthelowestedgeofapanelorsliderailandthelowestpointofthebottomsupporting component(seeFigures2and4)EN133311:2002(E) 13 3.9 trenchwidth b distancebetweenthesoilfaces 3.10 baseassembly(B) assemblyofcomponentsofacentreoredgesupportedtrenchliningsystemthatareplacedinthetre
41、nchbeforeall otherassemblies NOTE Thebottomedgesofthepanelsnormallyhavecuttingedges.Theclearspace, h c b c atthebottomisintendedfor placingpipes(seeFigures1and2). 3.11 topassembly(T) assemblyofcomponentsofacentreoredgesupportedtrenchliningsystemintendedforuseaboveabase moduleoranothertopmoduletosupp
42、ortdeepertrenches(seeFigure1) 3.12 characteristicsystemresistance R k resistancetoanexternalloadofaspecificassemblyofcomponentsofatrenchliningsystem(seeannexB) NOTE Multipleconfigurations,wherepossible,canproduceavarietyofcharacteristicsystemresistancevaluesforagiven assembly. 3.13 extracting,handli
43、ng,pullingandconnectingpoints 3.13.1 extractingpoint pointtoattachliftinggeartoenableextractionoftrenchliningsystems 3.13.2 handlingpoint pointforhandlingcomponentstoaidtheassemblyofthesystemandforuseintransportation 3.13.3 pullingpoint pointforhorizontallypullingdragboxes 3.13.4 verticalconnectingpoint pointforconnectingbasepanelstotoppanels,toppanelstotoppanelsandsliderailsinaverticaldirection(see Figure10) 3.13.5 panelconnector componentusedtoconnecttwoverticallyadjacentpanelsorsliderails(seeFigure10a)EN133311:2002(E) 14 Key 1 Basepanel 2 Toppanel 3 PanelSoldier 4P i n 5 Panelconnect
