b'RoofProblems KnowNoBoundary Panel: Max Baker, Canada, farright;with Daniel Sheldon, Mayor of Brighton, Lord Petty, Chairman ofment Board; Prof. Coppock, the Agre.P.,and VAgrement Bd., Sir Ove ArupMr. Creecy. AGROUPOF52AMERICANS,Kimber,SymposiumChairman,wel structure,areblamedforthemajor representing roofing contractors, man cominggueststotheconference,numberofroofingfailures.Asnew ufacturers,roofingconsultantsandfollowedbybriefcommentsfrommaterialsareintroduced,theyare other industry segments, journeyed toCouncillor Daniel B. Sheldon, Mayor ofoftenincludedasapartofa Brighton,England,recently,ontheBrighton; The Lord Peddie, Chairmanconventionalsystemwhichisnot tourprogramsponsoredbyABCof the Agrement Board;Prof.J.B.M.compatible. magazine.Afewothers,unabletoCoppock,VicePresident,SocietyofMaterialshortagesandhighlabor spend the necessary time to qualify forChemical Industry; and Sir Ove Arup,costscontributetotheproblemas thelowergroupfare,travelledoverOveArup and Partners.designers seek lower costs and faster individually,providing substantialANY ATTEMPT TO ANALYZEorapplication.Noneofthenations American representation at the recentcondense in a few pages, the materialseemed to be immune to an increasing Roofsand RoofingSymposium.presented at therecentInternationalgrowth of roof traffic and projections They were amazed at the wealth ofRoofsandRoofingSymposiuminwhichrequirespecialwaterproofing technical knowledgedisplayedattheBrighton,England,wouldbeastechniques,suchasroof-topparking symposium.Those attendingfromallimpossible as it is for man to fly to theareas,roofgardensandterraces. overtheworldfeltthateverymoon without a space ship. The wealthBalconiesattachedtobuildings,and individual in attendance found much ofof knowledge that was present at thewalk-ways to servicerooftopequipinterestgainingnotonlyfromthesymposiumstaggers theimagination.ment. association with experts fromaroundIncomparingthepresentationsofEachnationsoughtmethodsto the world, also contributing their sharemen attending the conference who liveovercome some of these problems, and to the proceedings.andworkmanythousandsofmilesin particular the problem of combating The symposium, the first of it\'s type,aparthowever,enduringdifferentrising costs and the need for speed in sponsored by the Society of Chemicalclimaticconditions,usingdifferentconstruction. Industry and the Agrement BoardofmaterialswithvariousmethodsofINFRANCE,FOREXAMPLE,a GreatBritain,wasanambitiousapplication, several similarities come topaper by E. Farhi and A. Chaize, of the attemptandsucceededbeyondtheirlight. One is that regardless of locationCentreScientifiqueet Techniquedu expectations, said N.K. Garner, Secret orproductsused,everynationhasBatement,describedtheincreasing ary of the Agrement Board. They areproblems that appear to stem from apopularity of a roof system calling for a making plans to sponsor ameetingofsimilar base.roofing system placed overa non-load this type, possibly every 4 or 5 years toIn every part of the world, roof andbearing insulated base. Unfortunately, reviewthenewdevelopments takingstructuraldesign,togetherwiththewhilecostswerelowered,problems placeduring that period.wrong material selection and specifica resultedinan"indentationunder ThemeetingwasopenedbyK.G.tionforroofingofthatparticularlocalized loads;differential movement 6ABC, OCT. 1974'