(Added by Ord. No. 171,258, Eff. 8/30/96.)
The provisions of this division may be applied to all existing hillside buildings designed under building codes effective prior to June 19, 1995. If only a portion of the building is supported on or into the slope, these regulations may be applied to the entire building.
Seismic retrofit work as described in this division may be applied to the portion of the structure defined as the base-level-diaphragm and below. Non-habitable accessory buildings, decks not supporting the main building, and existing conditions above the base-level-diaphragm are exempt from these regulations.
Seismic strengthening constructed prior to the effective date of the ordinance may be evaluated in accordance with the provisions of this division.