The required yards surrounding an existing main building shall not be separated in ownership from that part of the lot upon which the building is located and no part of a required yard shall be considered as providing a yard for any other existing main building. A yard shall not be reduced to less than the required dimensions for the district in which it is located and a yard of less than the required width shall not be further reduced. Every required yard shall be open and unobstructed from the ground upward.
(Ord. 10-O-35, passed 7-12-2010)