14B-15-1502 Roof drainage.
The provisions of Section 1502 of IBC are adopted by reference with the following modifications:
1.   Revise Section 1502.1 to read:
"1502.1 General.
Design and installation of roof drainage systems shall comply with Section 1502 of this code and Section 1106 of the Chicago Plumbing Code."
2.   Delete Section 1502.2.
3.   Delete Section 1502.3.
4.   Revise Section 1502.4 to read:
"1502.4 Gutters.
Gutters and leaders placed on the exterior of buildings shall be of noncombustible material.
Exceptions:
1.   One-story buildings.
2.   Buildings of Group R occupancy with no more than 4 stories above grade plane.
3.   Buildings of Type V construction."
(Amend Coun. J. 7-24-19, p. 3646, § 32; Amend Coun. J. 2-19-20, p. 14473, Art. II, § 65)