(A) Nothing in this chapter shall prevent the reconstruction, repairing or rebuilding of a non-conforming building, structure or part existing at the effective date of this chapter, rendered necessary by wear and tear, deterioration or depreciation; provided, the cost of the work shall not exceed 50% of the replacement value of the building or structure at the time the work is done, nor prevent compliance with the provisions of any city codes relative to the maintenance of buildings or structures; provided that, the cubic content of the building as it existed at the time of passage or amendment of this chapter shall not be increased.
(B) Nothing in this chapter shall prevent the reconstruction, repairing, rebuilding and continued use of any non-conforming building or structure damaged by flood, fire, collapse, explosion or acts of God, subsequent to the date of this chapter, wherein the expense of the work does not exceed 50% of the replacement cost of the building or structure at the time the damage occurred.
(2001 Code, § 11.13)