9.9.11. Signs

9.9.11. Signs
9.9.11.1. Application
  1. This Subsection applies to all exits except those serving not more than one dwelling unit or a house with a secondary suite.
9.9.11.2. Visibility of Exits
  1. Exits shall be located so as to be clearly visible or their locations shall be clearly indicated.
  2. Where an exit door leading directly to the outside is subject to being obstructed by parked vehicles or storage because of its location, a visible sign or a physical barrier prohibiting such obstructions shall be installed on the exterior side of the door.
9.9.11.3. Exit Signs
  1. Every exit door shall have an exit sign placed over it or adjacent to it if the exit serves
    1. a building that is 3 storeys in building height,
    2. a building having an occupant load of more than 150, or
    3. a room or floor area that has a fire escape as part of a required means of egress.
  2. Every exit sign shall
    1. be visible on approach to the exit,
    2. consist of a green and white or lightly tinted graphical symbol meeting the colour specifications referred to in ISO 3864-1, "Graphical symbols - Safety colours and safety signs - Part 1: Design principles for safety signs and safety markings," and
    3. conform to ISO 7010, "Graphical symbols - Safety colours and safety signs - Registered safety signs," for the following symbols (see Note A-3.4.5.1.(2)(c)):
      1. E001 emergency exit left,
      2. E002 emergency exit right,
      3. E005 90-degree directional arrow, and
      4. E006 45-degree directional arrow.
  3. Internally illuminated exit signs shall be continuously illuminated and
    1. where illumination of the sign is powered by an electrical circuit, be constructed in conformance with CSA C22.2 No. 141, "Emergency Lighting Equipment," or
    2. where illumination of the sign is not powered by an electrical circuit, be constructed in conformance with CAN/ULC-S572, "Photoluminescent and Self-Luminous Exit Signs and Path Marking Systems."
  4. Externally illuminated exit signs shall be continuously illuminated and be constructed in conformance with CAN/ULC-S572, "Photoluminescent and Self-Luminous Exit Signs and Path Marking Systems." (See Note A-3.4.5.1.(4).)
  5. The circuitry serving lighting for externally and internally illuminated exit signs shall
    1. serve no equipment other than emergency equipment, and
    2. be connected to an emergency power supply as described in Sentences 9.9.12.3.(2), (3) and (7).
  6. Where no exit is visible from a public corridor, from a corridor used by the public, or from principal routes serving an open floor area having an occupant load of more than 150, an exit sign conforming to Clauses (2)(b) and (c) with an arrow or pointer indicating the direction of egress shall be provided.
9.9.11.4. Signs for Stairs and Ramps at Exit Level
  1. In buildings that are 3 storeys in building height, any part of an exit ramp or stairway that continues up or down past the lowest exit level shall be clearly marked to indicate that it does not lead to an exit, if the portion beyond the exit level may be mistaken as the direction of exit travel.
9.9.11.5. Floor Numbering
  1. Arabic numerals indicating the assigned floor number shall be
    1. mounted permanently on the stair side of the wall at the latch side of doors to exit stair shafts,
    2. not less than 60 mm high, raised approximately 0.8 mm above the surface,
    3. located 1 500 mm from the finished floor and not more than 300 mm from the door, and
    4. contrasting in colour with the surface on which they are applied. (See Note A-3.4.6.19.(1)(d).)

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