(a) Elevator penthouses, water tanks, monitors and scenery lofts, provided no linear dimension of any such structure exceeds fifty percent (50%) of the corresponding street lot line frontage; or to towers and monuments, fire towers, hose towers, cooling towers, grain elevators, gas holders or other structures where the manufacturing process requires a greater height.
(b) All such structures above the heights otherwise permitted in the district shall not occupy more than twenty-five percent (25%) of the area of the lot and shall be distant not less than fifty feet in all parts from every lot line not a street lot line.
(Ord. 21-67. Passed 12-4-67.)