In each dwelling unit in a Mission Bay Use District, the required windows (as defined by Section 501.4 of the San Francisco Housing Code) of at least one room that meets the 120-square foot minimum superficial floor area requirement of Section 501.1 of the Housing Code shall face directly on an open area of one of the following types:
1. A public street;
2. A midblock lane at least 25 feet in width, or
3. A building separation at least 25 feet in width, or
4. An inner court which is unobstructed except for fire escapes not projecting more than necessary for safety and in no case more than 4 feet 6 inches, chimneys, and those obstructions permitted in Sections 136(c)14, 15, 16, 19, 20 and 29 of this Code and is no less than 25 feet in every horizontal dimension for the floor at which the dwelling unit in question is located and the floor immediately above it, with an increase of five feet in every horizontal dimension at each subsequent floor.
(Added by Ord. 63-91, App. 2/27/91)