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In the process of installing or repairing any part of a plumbing and drainage installation, the finished floors, walls, ceilings, tile work or any other part of the building or premises that must be changed or replaced shall be left in a safe structural condition and shall maintain required fire resistance in accordance with the requirements of the building code.
Penetrations of floor/ceiling assemblies and assemblies required to have a fire-resistance rating shall be protected in accordance with the Chicago Building Code.
(Amend Coun. J. 4-10-19, p. 100029, Art. XVI, § 7; Amend Coun. J. 10-14-21, p. 37722, Art. III, § 12)
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