With an approved variance, a front yard may be adjusted to an average of the adjacent structures' front yards where existing adjacent structures have a front yard less than required.

With an approved variance, buildings constructed prior to the effective date of this ordinance with side yard setbacks of less than required by this ordinance, may have additions erected in line with the existing building and provided further that said addition will be erected no closer to the lot line than the existing building.

Every part of any required yard shall be open to the sky and unobstructed except:

A.

Eaves may project into a front, side, or rear yard;

B.

Ordinary projection of sills, belt courses, cornices, vertical solar screen, ornamental features which may project 12 inches;

C.

Air conditioners may project into a required side or rear yard setback;

D.

Solar collectors which are a part of the main building may extend into a required rear yard for a distance not to exceed ten feet;

E.

An open, unenclosed porch may project into a required front yard for a distance not exceeding ten feet. Balconies and paved terraces may project into a required front yard for a distance not exceeding six feet. An enclosed vestibule containing not more than 40 square feet may project into a required front yard for a distance not to exceed four feet; and

F.

Terraces, uncovered porches, platforms, decks and ornamental features which do not extend above the level of ground (first) floor may project into a required yard, provided these projections be distances at least two feet from the adjacent side or rear lot line.