(Amended by Ordinance No. 178831, effective November 20, 2004.)
A. The provisions of this chapter prescribe the seismic
design requirements for existing buildings undergoing changes of occupancy,
additions, alterations, catastrophic damage, fire, or earthquake repair, or
mandatory or voluntary seismic strengthening. The requirements of this chapter
only apply to buildings for which a building permit has been applied for to
change the occupancy classification, add square footage to the building, alter
or repair the building.
B. Under the authority provided by State law, the provisions
of this chapter prescribing seismic rehabilitation standards for existing
buildings can be used in lieu of meeting the requirements of the current edition
of the State of Oregon Structural Specialty Code.