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// CODE SNIPPET

1027.3 Open Side

Building Code 2018 of Illinois > 10 Means of Egress > 1027 Exterior Exit Stairways and Ramps > 1027.3 Open Side
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Exterior exit stairways and ramps serving as an element of a required means of egress shall be open on not less than one side, except for required structural columns, beams, handrails and guards. An open side shall have not less than 35 square feet (3.3 m2) of aggregate open area adjacent to each floor level and the level of each intermediate landing. The required open area shall be located not less than 42 inches (1067 mm) above the adjacent floor or landing level.

Related Code Sections


1027.3 Means of Egress, Open Side
Exterior exit stairways and ramps serving as an element of a required means of egress shall be open on not less than one side, except ...
Building Code 2021 of Illinois > 10 Means of Egress > 1027 Exterior Exit Stairways and Ramps > 1027.3 Open Side
1027.3 Means of Egress, Open Side
Exterior exit stairways and ramps serving as an element of a required means of egress shall be open on not less than one side, except ...
Building Code 2018 of Illinois > 10 Means of Egress > 1027 Exterior Exit Stairways and Ramps > 1027.3 Open Side
3104.5.3 Special Construction, Open Sides on Walkway
building need not be fire-resistance rated provided that both sidewalls of the pedestrian walkway are not less than 50 percent open with the open ...
Building Code 2018 of Illinois > 31 Special Construction > 3104 Pedestrian Walkways and Tunnels > 3104.5 Connections of Pedestrian Walkways to Buildings > 3104.5.3 Open Sides on Walkway
3104.5.3 Special Construction, Open Sides on Walkway
building need not be fire-resistance rated provided that both sidewalls of the pedestrian walkway are not less than 50 percent open with the open ...
Building Code 2021 of Illinois > 31 Special Construction > 3104 Pedestrian Walkways and Tunnels > 3104.5 Connections of Pedestrian Walkways to Buildings > 3104.5.3 Open Sides on Walkway
903.2.11.1.2 Fire Protection and Life Safety Systems, Openings on One Side Only
Where openings in a story are provided on only one side and the opposite wall of such story is more than 75 feet (22 860 mm) from such openings ...
Building Code 2021 of Illinois > 9 Fire Protection and Life Safety Systems > 903 Automatic Sprinkler Systems > 903.2 Where Required > 903.2.11 Specific Building Areas and Hazards > 903.2.11.1 Stories Without Openings > 903.2.11.1.2 Openings on One Side Only
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