b'ROOF ALTERATIONSAnimportantfoundationelementStep 4: Verification of fied for wind, rain and temperature. Aof this framework is industry consulta- the alterationglobal warming value of 2 Cwhich has tions. These ensure a consensus-based,been selected for CSA A123.26can be practical and applicable solution is devel- STEP 1:used, but other global warming values oped for climate resiliency of existingDetermination of Future ranging from 0.5 C to 3.5 C can also commercial roofs through alterations. Climatic Load Requirementsbe explored. By providing the building TheframeworkoftheworkhasThewebtoolClimate-RCIprovidesspecifications,thewindloadsonall four steps, and each of the four steps isfutureloadprojectionsfor678loca- roof zones and parapets are calculated described in more detail below:tions across Canada. This step is neededusing future projected 1/50 hourly windStep 1: Determination of futurepressures (Figure 2). todeterminethefutureclimaticload climatic load requirementsrequirements the roof will need to with- Climate-RCIcanbeaccessedStep 2: Determination of thestand. By providing the location of thethrough the following link: nrc.canada.existing conditionbuilding and the global warming magni- ca/en/research-development/prod-Step 3: Identification of tude,theclimatezoneseverityalongucts-services/software-applications/ alteration optionswiththedesignparametersareidenti- climate-rci/app/agreement.html.Figure 2: The climate severity results and design parameters from Climate-RCI and the wind loads on the roof cladding. Roof Consulting, Design & Inspection PARTNER WITH US FOR YOURRoof Forensic, Surveys & Audits FAST TRACK TO SUCCESS!Roof Specification & TenderingServing BC & Western TerritoriesPUBLISHINGsince 1991Mons Aase RCABC - Accepted Observation Firm President, RRO, TQ, IPDIGITALIIBEC - Member(250)6143369 aaseroof@outlook.com Contact Robert Thompson 1.647.494.4229 www.mediaedge.ca ADVERTISING18 lROOFINGBClFALL 2022'