14R-7-702 Building elements and materials.
The provisions of Section 702 of IEBC are adopted by reference with the following modifications:
1. Revise Section 702.4, including the exceptions, to read:
"702.4 Window opening control devices on replacement windows.
In Group R buildings containing dwelling units or sleeping units, window opening control devices complying with ASTM F2090 shall be installed where an existing window is replaced and where all of the following apply to the replacement window:
1. The window is operable.
2. The window replacement includes replacement of the sash and the frame.
3. One of the following applies:
3.1. In Group R-1, R-2, R-3 or R-4 dwelling units and sleeping units, the top of the sill of the window opening is at a height less than 36 inches (915 mm) above the finished floor.
3.2. In Group R-5 and townhouse dwelling units, the top sill of the window opening is at a height less than 24 inches (610 mm) above the finished floor.
4. The window will allow openings that will allow passage of a 4-inch (102 mm) diameter sphere at a point below 42 inches (1067 mm) above the finished floor when the window is in its largest opened position.
5. The vertical distance from the top of the sill of the window opening to the finished grade or other surface below, on the exterior of the building, is greater than 72 inches (1829 mm).
Exception: Operable windows that comply with Section 1015.8 of the Chicago Building Code."
2. Delete Section 702.5.
3. Revise Section 702.6 to read:
"702.6 Materials and methods.
New work shall comply with the materials and methods requirements in the Chicago Construction Codes, as applicable, that specify material standards, detail of installation and connection, joints, penetrations, and continuity of any element, component, or system in the building."
(Amend Coun. J. 10-7-20, p. 21791, Art. IV, § 4)
