The District Board retains the right to grant adjustments and exceptions to the provisions of this chapter in order to vary or modify the strict application thereof in cases in which there are practical difficulties or unnecessary hardships in the way of such strict application. Application for any adjustment or exceptions shall be made to the District Board in the form of a written application. (Ord. 72 §1, 1991; Ord. 3 §1.7, 1973)