(a) Where dwelling units are erected above commercial structures in commercial districts, no side yards are required except such side yards as may be required in the district regulations for a commercial building on the side of a lot adjoining a dwelling district.
(b) Every part of a required yard shall be open to the sky except for accessory buildings and ordinary projections of sills, belt courses, cornices and ornamental features which may project to a distance not to exceed twenty-four inches into a required yard.
(c) An open uncovered porch or paved terrace may project into a required front yard for a distance of not exceeding ten feet.
(d) Open or lattice-enclosed fire escapes, fireproof outside stairways and balconies opening upon fire towers, and the ordinary projections of chimneys and flues into the rear yard, may be permitted by the City Manager for a distance of not more than five feet, but only where the same are so placed as not to obstruct light and ventilation.
(Ord. 430 AC. Passed 11-29-65.)