Expansion of Nonconforming Use.
Except as otherwise provided herein, the board of adjustment may permit an expansion of a nonconforming use, structure or yard not to exceed 25 percent of the existing area of the use or structure actually being occupied by the nonconforming use, structure or yard, subject to the development regulations applicable in the zoning district, provided that no structures are constructed that are not allowed in the existing zoning district and provided the board finds that the proposed use or structure will be compatible with the surrounding area, will comport with the intent of the Comprehensive Plan, will not have a harmful effect on surrounding land uses, will not adversely affect the health, safety, and welfare of the citizens, and will not damage surrounding property values or the character of surrounding neighborhoods.