No. 94-08-19 - City of Frisco

. Local Thoroughfares - (Type F, Local Street)
Local residential streets shall have a minimum right-of-way width of fifty feet (50'), unless
otherwise specifically permitted by the Planning and Zoning Commission and the City
Council. Local streets in apartment, commercial or industrial areas shall have a minimum
right-of-way width of sixty feet (60').
c. Secondary Thoroughfares - (Type E. Secondary Thoroughfare)
Secondary or collector streets shall have a minimum right-of-way width of sixty feet (60').
d. Major Thoroughfares - (Major Streets Types A B C, & D)
The width of major streets shall be determined by the Planning and Zoning Commission,
the City Council, the Major Thoroughfare Plan, and adopted standards. Major streets with
a right-of-way width of less than one hundred feet (100') are to be increased to a width of
one-hundred feet (100') for a distance of two-hundred fifty feet (250') at the approach to a
major street intersection, with a transition back to normal right-of-way width over a
distance of an additional one-hundred fifty feet (150'). The typical width for Type A&B
facilities is 120 feet of right-of-way. A typical Type C facility is 100 feet of right-of-way. A
Type D facility is typically 65 to 80 feet of right-of-way.
Streets within residential subdivisions larger than five (5) acres shall be laid out and platted
so that a minimum of twenty-five percent (25%) of the total street length of all streets in
the subdivision shall be designed in a curvilinear manner with a radius of 1,500 feet or less.
Curvilinear streets shall be defined as those streets with a segment thereof designed with a
degree of curvature not less than 3 0 31' and not greater than 22°55'; and which shall offset
a minimum distance of thirty feet (30') said offset being measured perpendicular to the
initial tangent line of the curve. (Ordinance No. 98-06-07)
8. Street Alignment
The maximum deflection in alignment permitted without use of curve shall be ten degrees
(10°).
9. Major Street Curves
Curves in major streets shall have a center line radius of 2,000 feet or more with exceptions to
this standard granted only by the Planning and Zoning Commission and the City Council.
10. Secondary Street Curves
Curves in secondary or feeder streets shall have a center line radius of 800 feet or more, with
exception to this standard granted only by the Planning and Zoning Commission andthe City
Council.
11. Local Street Curves
Curves in local streets are to have a center line radius of 300 feet or more, except for "loop" or
partial "loop" streets.
12. Reverse Curves
Reverse curves on major thoroughfares and collector streets shall be separated by a minimum
tangent of one hundred feet (100').
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