The Plan Commission shall not approve any plat unless all streets shown thereon shall be of sufficient width and proper grade, and shall be so located as to accommodate the anticipated volume of traffic thereon, afford adequate light and air, facilitate fire protection, provide a coordinated system of streets conforming to the Thoroughfare Plan of the Town.
A. Local streets shall be so planned as to discourage through traffic.
B. Wherever there exists a dedicated or platted portion of a street or alley along a boundary of the tract being subdivided, the remainder of said street or alley, to the prescribed width, shall be platted within the proposed subdivision.
C. Half streets shall not be provided, except where it is essential to the reasonable development of the subdivision in conformance with the requirements of this Ordinance, as amended from time to time.
D. Cul-de-sacs shall not be longer than six hundred feet (600'), including a turn-around which shall be provided at the closed end with an outside curb radius of at least fifty feet (50') and a right-of-way radius of not less than sixty feet (60'). The maximum grades of the turn-around portion of the cul-de-sac shall be five percent (5%).
E. Alleys shall not be provided in residential zoning districts but shall be included in commercial and industrial zoning districts where needed for loading or unloading or access purposes.
F. The minimum distance between center line of parallel or approximately parallel streets intersecting a cross street from the opposite directions shall be one hundred twenty-five feet (125').
G. Intersections of more than two (2) streets at one point shall be avoided.
H. Dead-end streets shall be prohibited unless provided with a turn-around or cul-de-sac arrangement. If an extension of the street is planned for the near future, the subdivider shall provide a temporary turn-around until such time as the street is extended.
I. Subdivisions shall be developed and planned with more than one (1) access, as per the requirements of the Plan Commission.
J. Right-of-way requirements may be increased due to anticipated traffic flow. Drainage easements shall reasonably parallel right-of-ways. Any required increased width shall be established by the Plan Commission.
K. Minimum right-of-way widths, paving widths, angle of intersection, curb radius, distance along sides of sight triangles, horizontal alignments, vertical alignments shall be in accordance with Table 1 hereafter. Maximum grade shall also be in accordance with Table 1 hereafter.
Table 1
Major Arterial Streets | Minor Arterial Collector Streets | Local Streets | Cul-De-Sacs | Cross Walks | Alleys | |
Right-of Way Width | 80' | 66' | 60' | 60' | 12' | 30' |
Paving Width (back to back of curb) | 45' | 36' | 33' | 50' | 10' | 20' |
Maximum Grade | 7.5% | 8% | 10% | 10% | - | - |
Minimum Angle/Intersection | 90 | 80 | 80 | 80 | - | 70 |
Minimum Curb Radius | 35' | 15' | 16.5' | 16.5' | - | 5' |
Grades/25' Before Intersection | 3% | 3% | 3% | 3% | 3% | 3% |
Site Triangles (Distance along sides of) Through Street/Stop Street | 500' /30' | 500' /30' | 300' /25' | 300' /25' | - - | 50' /20' |
Horizontal Alignment (Minimum Radius of Center Line) | 600' | 400' | 300' | 100' | - | 100' |
Vertical Curves (Minimum Sight Distance) | 500' | 300' | 300' | 100' | - | 100' |
The Town reserves the right to adjust these specifications when warranted by traffic or other conditions.
(Ord. No. 1095, § V-3, 12-14-88)