b'BUILDING CODE(2) of Article 5.2.2.2., we see in Part 5 adeliberateconnectionbetweenthe twoparts:theroofmustsuccessfully separate the outside environment from theinteriorconditionedspace(Part5 EnvironmentalSeparation),andto do that it has to remain where it is built (Part 4Structural Design). Or, to put it another way, the roof must maintain a water-tight state (Part 5) by capably resisting the upward forces exerted by wind (Part 4). Designing the roof, then, begins with the overall structural design of the building (Part 4).Keeping in mind this keystone rela-tionshipbetweenParts4and5of Division B, we turn to Division C to understandwhotakesownershipof a design that is both structural andPhoto credit, Admiral Roofing.building enclosure in nature.The Building Code: Division C,itsneverthelesspackedfullofcrit- the design (Division A, Article 1.4.1.2. Administrative Provisions icallanguageaboutresponsibilityforDefinedTerms).Part2,Article2.2.1.2. DivisionCofthecodecontainsthedesign.So,takeadeepbreath.WereStructural Design, states that for design administrativerequirements.Whilediving deep. workcarriedoutinaccordancewith Division C is relatively small and lacksIn the code, the term designer isPart 4 of Division B, the designer shall be thehowtoappealofDivisionB,defined as the person responsible fora registered professional skilled in the work CANADAS NATIONAL DISTRIBUTOR FOREXTERIOR BUILDING SUPPLYROOFING | SIDING | METAL | BUILDING ENVELOPERoofmart is in Burnaby!Close to Boundary RdEasy access from Marine WayMinutes toRichmond3979 Marine Way, Unit 2 & 3www.rcabc.org l17'