No dwelling shall be erected in any district on a lot having frontage of less than sixty feet at the building line for previously platted areas and eighty feet at the building line for future plats. No minimum lot width shall be required in a CA or CB District for uses other than dwellings except such as is necessary to comply with the requirements for yards and lot areas or parking facilities. (Ord. 2679-94. Passed 7-20-94.)