170.16   R-3, LOW-DENSITY RESIDENTIAL DISTRICT.
1.   Statement of Intent. This district is intended to provide for low density residential areas with single family dwellings and two family dwellings.
2.   Principal Permitted Uses. A building or premises shall be used only for the following purposes:
A.   Any principal use permitted in the “R-2” District.
3.   Special Uses. The following special uses are permitted in the “R-3” District only in accordance with the provisions set forth hereinafter:
A.   Any special use permitted in the “R-2” District.
4.   Minimum Requirements. The following minimum requirements shall be observed;
A.   Lot Area: The minimum lot area shall be 6,000 sq. ft. for a single family dwelling and 8,500 sq. ft. for a two family dwelling.
B.   Yards:
(1)   The front yard shall be a minimum of 30 feet.
(2)   The side yard shall be a minimum of seven and one-half (7 1/2) feet, except on a corner lot the side-yard shall be a minimum of thirty (30) feet on the side abutting the street. A garage attached to a dwelling may be located five (5) feet from the side lot, but not a street line.
(3)   The rear yard shall be a minimum of 15 feet.
5.   Off-Street Parking Requirements. Two per unit for single family and two family dwellings; and for all other permitted uses as required in Section 170.34.