Street | Right-of-Way Width | Roadway Width | Road Shoulder Width* |
Arterial** | 150 feet | 34 feet | 8 feet |
Primary** | 100 feet | 30 feet | 8 feet |
Secondary | 80 feet | 30 feet | 8 feet |
Section and half section line | 60 feet | 30 feet | 8 feet |
Local | 60 feet | 24 feet | 8 feet |
Cut-de-sac | 60 feet | 24 feet | 8 feet |
Cul-de-sac turnaround diameter | 120 feet | 70 feet | 8 feet |
Marginal access | 40 feet | 22 feet | 8 feet |
Business and industrial districts | 80-100 feet | 50 feet | 10 feet |
Boulevard **, 1/ | 22 feet | 8 feet | |
Notes:
* Road shoulder on both sides of the pavement shall be constructed to the width shown, and the slope of the shoulder shall be ½-inch per foot.
** Minimum standards for these streets shall be as indicated or as determined by the Plan Commission and the County Highway Supervisor.
Where roadside swales are constructed, the side slopes shall not be of a steeper gradient than two feet of horizontal measurement to one foot of vertical measurement unless the vertical rise is in conformity with Article VII, Section 1C.
1/ In the event boulevard-type streets are constucted, provision shall be made in the deed restrictions for the continuous maintenance of the median strip, grassed area, by the lot owners in the subdivision. This provision shall be stated in a manner which is acceptable to the Commission and the Board. Radius of horizontal curves and tangent lengths between reversed curves shall be identical to the requirements specified in Exhibit 1.
(Ord. 466, Appendix: Minimum Street Design Standards, passed 5-11-98)