where does the ontario building code where does the ontario building code cantilevers in the 2016 code jlc wood frame construction pptx floor beam span tables calculator building code ottawa deck and rail basement building codes 101 wood and steel beam design the code obc deck beam nailing guide decks com to notch or not to notch for deck beam deck construction midland home post and beam homes deck post spacing a practical guide design solutions for exterior decks q whole house remodel ann arbor hills ridge beam vs ridge board trus joist floor joist what size header is needed for a window deck beam spacing a practical diy guide how to build a deck decks a landing in ontario ontario building code floor joist building a foundation in ontario