Projections into required yards shall be permitted as follows, except that in residential districts in no case shall a structure or projection, except for patios, be located closer than four feet to any side or ten feet to any rear lot line, or fifteen feet to any front lot line.
(a) Bay windows, carports, fireplaces, fire escapes, chimneys, uncovered stairs, and landings, and eaves, or other architectural features not required for structural support may project into the required side, front, rear yard not more than a total of four feet.
(b) Patios may be located in the required side and rear yards not closer than three feet to any adjacent property line, and may project into front yards not closer than ten feet to the street right-of-way line.
(12-17-79)