1. Maximum Permitted Sign Area. Maximum permitted sign area for a premises is set forth as a numerical limit or as a function of the frontage of the premises on a street or private way. For properties with frontage on more than one street or private way, the total frontage shall be calculated as the longest frontage plus one-half the length of all additional frontages.
2. Sign Area.
A. Sign area includes the entire area within the perimeter enclosing the extreme limits of the sign, excluding any structure essential for support or service of the sign, or architectural elements of the building.
B. The area of double-faced signs is calculated on the largest face only.
C. The sign area for ground signs, monument signs, and architectural sign bands is calculated as the area enclosing the extreme limits of the copy only.
D. In the case of individual letters mounted to a wall, only the total area of the letters themselves is included within the sign area.
3. Height. The height of a sign is measured from the average grade level below the sign to the topmost point of the sign or sign structure.
4. Setback. The setback of a sign is measured from the property line to the supporting frame, mast, pole, or base of the sign.