b'ADVISORY BULLETINCRCA Advisory Bulletin update Review and acceptance of the roof deckMisejour du bulletin consultatif de lACEC Examen et acceptation du platelage de toitI n November, CRCA released a new advisory bulletin titledL ACECapubliennovembreunbulletinconsultatif Review and Acceptance of the Roof Deck. This bulletin estab- intitul Revue et acceptation du platelage de toit. Ce lishes the responsibilities of the design authority and roofingbulletin tablit les responsabilits pour les nouveaux contractor as it relates to the roof deck for new constructionprojets de construction et de rfection. and re-roofing projects. Autorit responsable de la conceptionDesign authority Les responsables de la conception, comme lingnieur de The design authority, such as structural engineer, architect orstructure,larchitecteouleconsultant,doiventsassurer consultant, is responsible for ensuring that a roof deck meetsque le platelage est conforme aux exigences dun projet, y the design and structural requirements of a project, includingcompris la pente, lintgrit, lhumidit (bton) et la mthode deck slope, structural integrity, moisture level (concrete deck)dattache. and method of attachment.Les concepteurs doivent confirmer par crit que le plate-The design authority should provide a notice in writinglage rpond aux critres de conception du projet et au Code that the roof deck meets the appropriate design criteria anddu btiment. has been constructed in accordance with the building code andLACEC a dj publi un bulletin consultatif, Le chargement structural requirements.des toitures, qui traite des charges structurales. Visitez www.CRCA previously issued an Advisory Bulletin, Roof Loading,roofingcanada.compourensavoirplussurlesbulletins which addresses structural loading that a roof deck may betechniques et consultatifs de lACEC.subjected to. Please visit www.roofingcanada.com for more on CRCAs technical and advisory bulletins. Entrepreneur en couvertureDans tout projet de couverture, lentrepreneur en couveture Roofing contractor est seulement responsable de la surface du platelage. Il doit On any roofing project, a roofing contractor is only responsibleinspecter le platelage pour sassurer que celui peut supporter for the surface of the roof deck. The roofing contractor shouldla couverture projete. La surface ne doit pas contenir de complete a visual inspection prior to installation of any roofingdbris,dedfautsoudedfautscommeledcollement, componentstoensurethatthesurfaceoftheroofdeckisdegrossesfissures,unexcsdhumidit(platelagesen adequate for the installation of the roofing system. The surfacebton)oudelacorrosion.Danslecasduremplacement mustbefreeofdebris,defectsand/ordeficienciessuchasdune couverture, une inspection visuelle doit tre effectue delamination, large cracks, excess moisture (concrete decks) orlorsque la surface du platelage est visible. corrosion. In re-roofing, a visual inspection is to be completedSilentrepreneurencouverturedcouvredesdfauts, when the surface of the roof deck is visible.cesdfectuositsdoiventtreimmdiatementportes Iftheroofingcontractordiscoversanydefectsand/orlattention de lorganisme de conception, du propritaire de deficiencies in the surface of a roof deck during their visuallimmeuble ou de lentrepreneur gnral. Elles doivent tre review,thesedefects/deficienciesshouldbeimmediatelycorriges avant daccepter ltat du platelage, de charger les broughttotheattentionofthedesignauthority,buildingmatriaux ou la main-duvre et dinstaller les lments de la owner or general contractor and rectified prior to acceptingcouverture. Le platelage doit constituer une surface suffisam-the condition of the deck, loading materials/manpower andment propre, sche et uniforme qui convientlinstallation installing roofing components. The roof deck should providedes lments de la couverture, conformment aux exigences a sufficiently clean, dry and even surface that is suitable fordu Manuel de devis couvertures de lACEC et aux stipulations the installation of the roofing components in accordance withdu fabricant. 28 ROOFING CANADA FALL/WINTER 2020'