§ 155.028 INTRUSIONS INTO YARDS.
   To the extent indicated below, the following features of principal buildings may intrude into required yards without thereby violating the minimum setback requirements:
 
Features
Maximum Intrusion
Cornices, chimneys, planters or similar architectural features
2 feet
Fire escapes
4 feet
Patios
No limit
Porches, if unenclosed and at ground level
6 feet
Balconies
4 feet
Canopies, roof overhangs
4 feet
 
(1994 Code, § 40-3-9)