§ 154.117 FIRE-RESISTANCE RATINGS.
   (A)   Fire-resistance-rated assemblies. The required fire-resistance rating of fire-resistance-rated walls, fire stops, shaft enclosures, partitions and floors shall be maintained.
   (B)   Opening protectives. Required opening protectives shall be maintained in an operative condition. All fire- and smoke-stop doors shall be maintained in operable condition. Fire doors and smoke-barrier doors shall not be blocked or obstructed or otherwise made inoperable.
(Ord. 2006-01-243, §§ 154-167--154-168, passed 1-3-06; Am. Ord. 2011-12-384, passed 12-6-11; Am. Ord. 2016-08-592, passed 8-3-16)