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roof assembly

  1. S

    Fire resistance rating of roof assembly in OBC part 3

    In Ontario building code 2012 part 9, table 9.10.8.1. sets out floor assembly and roof assembly fire resistance rating, while in part 3, from 3.2.2.20. to 3.2.2.83., there are some articles which spell out roof assembly fire resistance rating, but most of these articles do not have a requirement...
  2. S

    on which floor is the floor assembly above the floor area / the storey

    This is from Ontario building code 2012: 3.4.4.1. (1) is the counterpart of 9.9.4.2 in part 9. -------------------------------------------------------------------------------------------------------------------------------------- 9.9.4.2. Fire Separation for Exits (1) Except as provided in...
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