A. In a business and industrial district, every building erected on an interior lot, extending back to an alley or on a lot eighty (80) feet or more in depth, located at the intersection of a street with an alley shall provide on such lot, adequate space for loading and unloading of trucks and commercial vehicles serving such building. Such loading space, unless otherwise adequately provided for, shall include a rear yard space extending at least fourteen (14) feet in height above the grade of the alley and at least twenty-five (25) feet in depth back from the alley line, along fifty percent (50%) of such alley frontage of an interior lot and along twenty percent (20%) of such alley frontage of a lot eighty (80) feet or more in depth located at the intersection of a street with an alley.

B. A loading space requirement may be modified or waived by the Board of Adjustment on application in the case of a bank, theater, assembly hall or other buildings of limited loading space requirements. (Prior code §  4-14)