On any nonconforming structure or portion of the structure containing a nonconforming use, work may be done on ordinary repairs and fixtures, wiring, plumbing, or repair or replacement of nonbearing walls, to an extent not exceeding ten percent (10%) of the replacement value of the building in any one year; provided, that such work does not increase the cubic content of the building. Nothing in this chapter shall be deemed to prevent the strengthening or restoring to a safe condition of any building or portion thereof declared to be unsafe by any official charged with protecting the public safety, upon order of such official. (Ord. 2023-7, 7-17-2023)