Nothing in this Chapter shall be construed to prevent the ordinary maintenance or repair of any exterior architectural feature in or on any designated cultural resource that does not involve a change in design, material, or external appearance thereof, nor does this Chapter prevent the construction, alteration, restoration, demolition, or removal of any such architectural feature if the Director certifies to the Commission that such action is required for the public safety due to an unsafe or dangerous condition. (Ord. 1212, 11-16-1993; amd. Ord. 1315, 1-18-2000; Ord. 1629, 11-16-2021)