Thoroughfare Standards Rules and Regulations Sec. III-D
Foliage of hedges, trees, bushes, and shrubs planted adjacent to the
alleys right-of-way which are not otherwise governed by the following triangles or Section 3-1000 of
the Comprehensive Zoning Ordinance of the City, shall be maintained such that the minimum overhang
above the ground 1 foot outside the edge of pavement shall be 14 feet. A minimum 12 foot overhang
above the entire width of the alley shall be provided in every case.