SKY EXPOSURE PLANE OR FRONT SKY EXPOSURE PLANE

A SKY EXPOSURE PLANE or FRONT SKY EXPOSURE PLANE is an imaginary inclined plane:

(a) beginning above the STREET LINE (or, where so indicated, above the FRONT YARD LINE) at a height set forth in the district regulations; and

(b) rising over a ZONING LOT at a ratio of vertical distance to horizontal distance set forth in the district regulations.