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1030.3 Maximum height from floor.
Emergency escape and rescue openings shall have the bottom of the clear opening not greater than 36 inches (914.4 mm) measured from the floor.
1030.4 Operational constraints.
Emergency escape and rescue openings shall be operational from the inside of the room without the use of keys or tools in accordance with the provisions of Chapter 10 of the New York City Fire Code.
1030.5 Window wells.
An emergency escape and rescue opening with a finished sill height below the adjacent ground level shall be provided with a window well in accordance with Sections 1030.5.1 and 1030.5.2.
1030.5.1 Minimum size.
The minimum horizontal area of the window well shall be 9 square feet (0.84 m
2
), with a minimum dimension of 36 inches (914.4 mm). The area of the window well shall allow the emergency escape and rescue opening to be fully opened.
1030.5.2 Ladders or steps.
Window wells with a vertical depth of more than 44 inches (1117.6 mm) shall be equipped with an approved permanently affixed ladder or steps. Ladders or rungs shall have an inside width of at least 12 inches (304.8 mm), shall project at least 3 inches (76.2 mm) from the wall and shall be spaced not more than 18 inches (457.2 mm) on center (o.c.) vertically for the full height of the window well. The ladder or steps shall not encroach into the required dimensions of the window well by more than 6 inches (152.4 mm). The ladder or steps shall not be obstructed by the emergency escape and rescue opening. Ladders or steps required by this section are exempt from the stairway requirements of Section 1011.
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