b', :.~ ~ j\', ~,.; .:,; . , t\'f ByWINDHAMJ.FREEMAN Rooling Consvltant Built-UpRoofing: AConsultant\'sView W ITHTHEproblemsofBuilt-UpItisevidentconfusionexistsinthechespecificationwriterindicatingclearly Roofingstillbeforetheindustry,preparation of correct drawing details andthe codeof practicewhichtherooferis thisdiscussionoftheproblem,whichthe writing of roofing specifications.expectedtofollow. appeared in a recent issue of SpecificationThe manufacturers cannot solve all theIt must be also rememberedthat afull Associate,thepublicationoftheSpeci problems and the Canadian Roofing Con specificationimposesanobligationon ficationWritersAssociationofCanada,tractorsAsso6ationStandardCutTestmanufacturer as well as applicator. shouldhaveinterestthroughoutthein Procedureisnot complete proof thatallIn this direction I suggest consultation, dustry.Thearticleappearedasa"Spec roofing materials have been applied in ac in order that best results may be obtained torial,"andwas writtenbyWyndhamJ.cordance with the best trade practice.most economically. Freeman, Cooksville, Ont., who hasbeenWhat is the answer,toensure the archi The second step is to ascertain that maengagedintheroofingconsultingbusi tect and thosewho have responsibility ofterialsand other criteriameet the standnessforthepast yearor more, and whospecificationthattheywillreceivetheards specified. has considerable experience behind him inmeasure of protectiontowhichtheyareThe third step, application in all phases 2 5 years of similar work in England.entitled,andassurancethatallmaterialsmustbecarefullychecked,ascertaining Sincethediscontinuationoftheprac and installation have been carried out inthat methods employed comply strictly to ticeofbondingbuilt-uproofing,asitu conformitywithspecificationrequire best trade practice. ation has arisen with which architects andments?Revertingcospecifications,theterm specification writers are experiencing someThefirststepistoascertainthatthe"supply and install a standard twenty-year difficulty.specificationhasbeen correctlycompiled,(See next page) JANUARY,196223'