(1) The floor area of each dwelling unit in the SDP-3 Overlay zone shall be a minimum of two thousand four hundred (2,400) square feet, not including any area within an attached garage.

(2) The exterior of each dwelling unit shall be constructed from a masonry material such as stone, brick, stucco, or combinations of such materials in natural earth-tone colors.

(3) Hammer-head or round-about driveways shall be constructed for any dwelling unit with a driveway that exits onto a collector or arterial road.