| 9.9.6. |
Doors in a Means of Egress |
| 9.9.6.1. |
Obstructions by Doors
- Except as provided in Sentence (4), obstructions created by doors shall be limited in accordance with Sentences (2) and (3)
- at exit doors,
- at doors that open into or are located within a public corridor, and
- at doors that open into or are located within another facility that provides access to exit from a suite.
- When fully open, doors described in Sentence (1) shall not decrease the required exit width by more than
- 100 mm in exit corridors, and
- 50 mm for other exit facilities.
- The swing of doors described in Sentence (1) shall not reduce the width of the path of travel to less than
- the required exit width in exit corridors and passageways, and
- 750 mm on exit stairs or landings.
- Doors serving a single dwelling unit or a house with a secondary suite need not comply with Sentences (2) and (3).
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| 9.9.6.2. |
Clear Opening Height at Doorways
- Except as provided in Sentences (2) and (3), the clear opening height of doorways shall be not less than 2 030 mm high at
- exit doors,
- doors that open into or are located within a public corridor, and
- doors that open into or are located within another facility that provides access to exit from a suite.
- The clear opening height under door closers and other devices in doorways described in Sentence (1) shall be not less than 1 980 mm.
- Doorways serving a single dwelling unit or a house with a secondary suite need not comply with Sentences (1) and (2). (See also Article 9.5.5.1.)
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| 9.9.6.3. |
Clear Opening Width at Doorways
- Except as provided in Sentence (4), the clear opening width of doorways shall comply with Sentence (2) at
- exit doors, and
- doors that open into or are located within a public corridor or other facility that provides access to exit from a suite.
- Doorways described in Sentence (1) shall be
- not less than 800 mm wide where there is only one door leaf,
- not less than 800 mm wide where multiple-leaf doors are installed with only one active leaf having a latching mechanism described in Article 9.9.6.7., and
- not less than 1 210 mm wide where multiple-leaf doors are installed with two active leaves.
- In doorways described in Sentence (1) that have multiple-leaf doors installed,
- no active leaf shall be less than 810 mm wide where only one leaf is active, and
- no single leaf shall be less than 610 mm wide where two leaves are active.
- Doorways serving a single dwelling unit or a house with a secondary suite need not comply with Sentence (2).
(See also Article 9.5.5.1.)
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| 9.9.6.4. |
Door Action
- Except as provided in Sentences (4) and (5), required exit doors and doors in required means of egress, except doors in means of egress within dwelling units, shall swing on the vertical axis.
- Except as provided in Sentence (5), breakaway sliding doors, installed as required exit doors or required doors in means of egress, shall be identified as swinging doors by means of a label or decal affixed to the door.
- Revolving doors shall comply with Article 3.4.6.15.
- Movable partitions used to separate a public corridor from an adjacent business and personal services occupancy or a mercantile occupancy need not conform to Sentence (1), provided the partitions are not located in the only means of egress. (See Note A-3.3.1.12.(3).)
- Exit doors need not conform to Sentences (1) or (2), where
- the doors serve accessory buildings where life safety is not adversely affected,
- the doors serve storage garages or other accessory buildings serving not more than one dwelling unit, or
- the doors
- serve storage suites of not more than 20 m2 in gross area that are in warehousing buildings of not more than one storey, and
- open directly to the exterior at ground level.
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| 9.9.6.5. |
Direction of Door Swing
- Except for doors serving a single dwelling unit or a house with a secondary suite, exit doors that are required to swing shall swing in the direction of exit travel.
- Doors that open onto a corridor or other facility that provides access to exit from a room or suite having an occupant load of more than 60 persons shall swing on the vertical axis in the direction of exit travel.
- Doors that divide a corridor that is not wholly contained within a suite shall swing in the direction of exit travel.
- Where a pair of doors is installed in a corridor that provides access to exit in both directions, the doors shall
- swing in opposite directions, with the door on the right-hand side swinging in the direction of exit travel, or
- swing in both directions.
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| 9.9.6.6. |
Nearness of Doors to Stairs
- Except as provided in Sentence (2), the distance between a stair riser and the leading edge of a door during its swing, except for doors serving a single dwelling unit or a house with a secondary suite, shall be not less than 300 mm.
- Where there is a danger of blockage from ice or snow, an exit door, including doors serving a single dwelling unit, may open onto not more than one step, provided the riser of such a step does not exceed 150 mm.
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| 9.9.6.7. |
Door Latching, Locking and Opening Mechanisms
- Principal entrance doors, exit doors and doors to suites, including exterior doors of dwelling units, and other doors in an access to exit shall
- be openable from the inside or in travelling to an exit without requiring keys, special devices or specialized knowledge of the door-opening mechanism, or
- be controlled by electromagnetic locking mechanisms in accordance with Sentence 3.4.6.16.(4).
- Except for doors serving a single dwelling unit or a house with a secondary suite, and doors to accessory buildings and to garages serving a single dwelling unit, door release hardware on doors in a means of egress shall be operable with one hand and the door shall be openable with not more than one releasing operation. (See also Sentence 3.8.3.6.(4) and Note A-3.3.1.13.(4).)
- Door release hardware on doors in a means of egress shall be installed not more than 1 200 mm above the finished floor.
- Except for hotels and motels, a door opening onto a public corridor that provides access to exit from suites shall be designed not to lock automatically if it is equipped with an automatic self-closing device. (See Note A-3.3.4.5.(1).)
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| 9.9.6.8. |
Effort Required to Open
- Every exit door, except doors serving a single dwelling unit or a house with a secondary suite, shall be designed and installed so that when the latch is released the door will open in the direction of exit travel under a force of not more than 90 N applied to the door release hardware. (See Sentence 3.8.3.6.(8) for door opening forces in a barrier-free path of travel.)
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