The minimum lot areas, minimum lot width, minimum front yard, minimum width of each side yard and the maximum height for permitted principal uses shall be as follows:
A. Minimum lot area: 40,000 square feet.
B. Minimum lot width: 150 feet.
C. Minimum depth front yard: 50 feet.
D. Minimum depth rear yard: 50 feet.
E. Minimum width side yard: 20 feet.
(1) Rear and side yards shall be a minimum of 100 feet where a perimeter lot abuts a residential district in O'Hara Township or Fox Chapel Borough. A roadway may be included in this 100-foot setback. A minimum twenty-foot side and rear yard shall be provided on interior lots.
F. Maximum height of structure: 40 feet (except as otherwise provided).
(1) The maximum height of buildings and other structures erected or enlarged in this district shall be 40 feet, except that such height may be increased to a maximum of 75 feet, provided that for every four feet of height in excess of 35 feet, there shall be added to each side and rear yard requirement one linear foot and, to front yard requirements, five linear feet of width or depth.
G. Bulk: maximum building coverage: 33 1/3%.
(1) Original coverage and expansion may be permitted up to 66 2/3% after favorable review by the Planning Commission and administrative relief by the Zoning Hearing Board.
H. Permitted accessory structures shall be located no closer than 20 feet to the side or rear property line.
I. Conditional uses shall be situated on lots in compliance with the minimum area, dimensions and setbacks established for permitted uses.