All colleges, universities and other such institutions of higher learning, public and private, are subject to the following conditions:
(a) All sites shall be landscaped in accordance with Section 5.10 and screened from adjacent residential uses.
(b) The proposed site shall have a minimum of two hundred (200) feet of frontage on an existing or planned major thoroughfare. All ingress and egress from such site shall be directly from an existing or planned major thoroughfare.
(c) All structures shall be setback no less than seventy-five (75) feet from the property line, but no less than two hundred (200) feet from the lot line of any adjacent residential land.
(d) Buildings of greater than the maximum permitted height of the zoning district may be allowed, provided that front, side and rear yards are increased above the minimum requirements by one (1) foot for each foot of building that exceeds the maximum height allowed.