b'J. Watson Roofing Consulting Inc. J. Watson Roofing Consulting Inc. 224 Seafield RoadJ Watson Roofing Consulting Inc.224 Seafield RoadVictoria BC, V9C 1S5 J Watson Roofing Consulting Inc.Victoria BC, V9C 1S5 (250) 634-4392 / e-mail: jwatson1@telus.net (250) 634-4392 / e-mail: jwatson1@telus.net www.watsonconsulting.ca Integrated roofing & waterproofing envelope solutions www.watsonconsulting.ca Integrated roofing & waterproofing envelope solutions for commercial, industrial and institutional clients.for commercial, industrial and institutional clients.Quality consulting and inspection services for both by gypsum board.FIRE SAFETYQuality consulting and inspection services for both new construction and re-roofing projects.Figure 4: Time to failure dependency of substrate layer thickness when applying heating loads of 50 and 200 kW/m in assemblies on the wooden deck, with or without protection When it comes to vegetation, new construction and re-roofing projects. maintenance is the key to minimizingfire risks, since a well-maintained green J. Watson Roofing Consulting Inc. fire retardants (Thureson and Nilsson (1994)).roof does not present a substantial Incnet J. Watson22 R4 Sooeaffinielg d RoaConsud lt ing Inc.J Watson Roofing Consulting Inc. S Vi2c2t4orieafa BCiel, Vd Roa9C 1d S5J Watson Roofing Consulting Inc.Victoria BC, V9C 1S5(250) 634-4392 / e-mail: jwatson1@telus.net amount of additional fuel load. (250) 634-4392 / e-mail: jwatson1@telus.net www.watsonconsulting.caFigure 5: Comparison of HRRs of vegetation and typical roofIntegrated roofing & waterproofing envelope solutionswww.watsonconsulting.caFigure 5: Comparison of HRRs of vegetation and typical roof coverings: (a) dead partscoverings: (a) dead parts (Madrigal et al. (2012)); (b) greenIntegrated roofing & waterproofing envelope solutions leaves (Madrigal et al. (2012)); (c) PMB membrane with firefor commercial, industrial and institutional clients.outfor commercial, industrial and institutional clients. (Madrigal et al. (2012)); (b) green leaves (Madrigal et al. (2012)); (c) PMB membrane with retardants (Bourbigot et al. (2013)); (d) PMB membrane with J. Watson Roofing Consulting Inc.J Watson Roofing RoofingConsult in gI nc. J. Watson RooooffiinnggConsultt i n g Inc. J. Watson ingJ. Watson R Quality consulting and inspection services for both fire retardants (Bourbigot et al. (2013)); (d) PMB membrane without fire retardants ConsulJ. Watson22 Roofinielg d Roa4 Seaf Consud lt ing Inc. J. Watson Roofing Consu g Inc. 224 Seaf ngConsult inJ. Watson Roofi ield Roadgc.J. Watson R4224 Sooeaf d Roa in InQuality consulting and inspection ser finielelg d Roa ng I nc Seafi Consudd lltti (Thureson and Nilsson (1994)).J Watson Roofing Consulting Inc. .Consulting Inc. 22 o vices for both J Watson Roofing Consulting Inc.J Watson Roofing Consulting Inc.new construction and re-roofing pr224 Seafield Roadojects.J Watson Roofing Consulting Inc.Victoria BC, V9C 1S5J Watson Roofing Consulting Inc.Vi224 Seafield Road ct4 ria BCiielel d Road 5Vi22 o Seaf d Road cSeaf , V9C 1 52 t 4 ria BC, V9C 1 SS2 , V9C 1S5 lowerthanthatofmembranes,hJ Watson Roofing Consulting Inc.whic new construction and re-roofing pr cto nsulting Inc. J Watson Roofing Co r iiaa BC , V wat S5@telus.net VicVicttoorBC, V9C 1S5ojects.J Watson Roofing Consulting Inc. s.netrVi c o e a BC l: j 9C 1son1(250) 634-4392 t / ri i -BC, V9C 1 S5 Vi a mai(250) 634-4392 / e-mail: jwatson1@telusVictoria BC, V9C 1S5 remain high for a longer period. (250) 634444339922//eemaimaill: : jjwwatatson1@telu392 / e-mail: jwatssoon1n1@@tteleluuss.n.netetofTheHRRofthesubstratein224SeafieldRoad((225500))66334-4 92 / e-mail con ats t o g.caw 3 we-mai : jw at on1@4w(250) 634-43 92.watson l: jwsuls inn1 atelus.net (25 4 www /a -mail: jwat ting @telus.net ( 2500))66334-4392 / atsonconsulting.c a Victoria,BC|etsonconsulson1 telus.net - .w 250-391-7887www.w .c@wasIntegrated roofing & waterproofing envelope solutions wwwwwwwaattssoonnccoonnssulting.caw ulting.ca Integrated roofing & waterproofing envelope solutions Integrated roofing & waterproofing envelope solutions measuredusingconecalorimeter 224SeafieldRoadVictoria,BCwwwaattssonconsultwww |onconsultiinnggccaaw w 250-391-7887www.watsonconsulting.ca Integrated roofing & waterproofing envelope solutions Integrated roofing & waterproofing envelope solutions jwatson1@telus.net|www.watsonconsulting.cafor commeroofing & waterpr oofing envelope solutions cial, industrial and institutional clients. Integrated roofing & waterprIntegrated roofing & waterproofing envelope solutions for commer oofing envelope solutions cial, industrial and institutional clients. Integrated r cial, industrial and institutional clients. for commerdry and moist conditions (30 perfor commercial, industrial and institutional clients. centjwatson1@telus.net|www.watsonconsulting.cacialmoisturecontent).Two- for commer 224SeafieldRoadVictoria,BC|250-391-7887 for commercial, industrial and institutional clients.for commercial, industrial and institutional clients.commer for commercial, industrial and institutional clients. cial, industrial and institutional clients. Quality consulting and inspection services for both Quality consulting and inspection services for both growing media available inQuality consulting and inspection services for both vices for both Qubec Quality consulting and inspection ser vices for both Quality consulting and inspection serQuality consulting and inspection services for both new construction and re-roofing projects.Quality consulting and inspection services for both new construction and re-roofing projects.containing up to 15 per cent of Quality consulting and inspection ser organic new construction and re-roofing proofing projects.vices for both new construction and re-r ojects.new construction and re-roofing projects.new construction and re-roofing projects.matter were taken for thenew construction and re-roofing proofing projects.ojects.experiment. new construction and re-rThe results were compared to existingdata on a standard SBS roof 224SeafieldRoadVictoria,BC|250-391-7887membrane 224SeafieldRoadVictoria,BC|250-391-7887 224SeafieldRoadoria,BC|250-391-7887 224SeafieldRoadVictoria,BC|250-391-7887 Vict224SeafieldRoadVictoria,BC|250-391-7887method(aresearchbyresultset224SeafieldRoadVictoria,BC|250-391-7887 with fire retardants tested using the same224SeafieldRoadVict |www.watsonconsulting.cajwatson1@telus.net|www.watsonconsulting.cajwatson1@telus.netoria,BC|250-391-7887224SeafieldRoadVictoria,BC|250-391-7887jwatson1@telus.net|www.watsonconsulting.caBourbigotjwatson1@telus.net|www.watsonconsulting.cajwatson1@telus.net|www.watsonconsulting.cajwatson1@telus.net|www.watsonconsulting.cajwatson1@telus.net|www.watsonconsulting.caal. (2013)).jwatson1@telus.net|www.watsonconsulting.ca6),When comparing thethe(Figure224SeafieldRoadVictoria,BC|250-391-7887itcanbeseenthatmembrane releases heat at a much higher rate and foramuchlongerperiod,suggesting agreaterpotentialcontributiontothejwatson1@telus.net|www.watsonconsulting.caseverity of a fire. HRRs of dry substrates reach high values, but only for the first minute.Substratescontainingmois-ture can be considered as not posing a fire risk.CONCLUSIONAsaresultofthisresearch,wenowRoof Consulting Serviceshaveagreaterunderstandingofhow suchvariedopinionsofgreenroof604.295.8070jwatson1@telus.net|www.watsonconsulting.cafirehazardshavesprouted.Thethree parts of the study described here defi-nitely gave us a clear idea of how safeThird Party Rooftop Quality AssuranceProject Management & AdministrationSubstrate Structural TestingAsbestos Testinga well-designed, installed and maintainedAdhesion & Fastener Testing Plaza Decks & ParkadesRoof Condition AssessmentRoof Anchor Design & Testinggreen roof can be when it comes to fireRoong Design & Specications Green Roofs & Photovoltaichazards. It was shown that even thoughircgroup.comitisdifficulttomatchthevegetation www.rcabc.orgl29'