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Allentown City Zoning Code

§ 28-12.2

Streets.

[Added 4-20-2021 by Ord. No. 03-2021]
a. 
The arrangement of streets not shown on the Master Plan or Official Map shall be such as to provide for the appropriate extension of existing streets.
b. 
Streets shall be so designed as to discourage through traffic unless a contrary intention is delineated on the Master Plan.
c. 
Subdivisions that adjoin or include existing streets that do not conform to widths as shown on the Master Plan or Official Map or the street width requirements of this chapter shall dedicate additional width along either one or both sides of the road. If the subdivision is along one side only, one-half of the required extra width shall be dedicated or improved and dedicated if required by the Planning Board.
d. 
The right-of-way width shall be measured from lot line to lot line and shall not be less than 50 feet.
e. 
No subdivision showing reserve strips controlling access to streets shall be approved except where the control and disposal of land comprising such strips has been placed in the Borough Council under conditions approved by the Planning Board.
f. 
No street shall have a minimum grade of less than one-half of one percent.
g. 
Street intersections shall be as nearly at right angles as is possible and in no case shall be less than 60°. The block corners at intersections shall be rounded at the curbline with a curve having a radius of not less than 25 feet.
h. 
Street jogs with center line offsets of less than 125 feet shall be prohibited.
i. 
A tangent at least 100 feet long shall be introduced between reverse curves on streets.
j. 
When connecting street lines deflect from each other at any one point by more than 10° and not more than 45° they shall be connected by a curve.
k. 
All changes in grade shall be connected by vertical curves of sufficient radius to provide a smooth transition and proper sight distance.
l. 
Dead-end streets (culs-de-sac) shall not be longer than 600 feet and shall provide a turnaround at the end with a radius of not less than 60 feet and tangent whenever possible to the right side of the street. If a dead-end street is of a temporary nature, a similar turnaround shall be provided and provisions made for future extension of the street and reversion of the excess right-of-way to the adjoining properties.
m. 
No street shall have a name which will duplicate or so nearly duplicate as to be confused with the names of existing streets. The continuation of an existing street shall have the same name.