The minimum boundary survey requirements for subdivision boundaries shown on the final plat and dedicator’s plat shall be as required by the Standards Governing Conveyances of Real Property in Allen County, Ohio and The Minimum Standards for Boundary Surveys in the State of Ohio (effective May 1, 1980) as issued by the State Board of Registration for Professional Engineers and Surveyors, as provided for in Ohio Revised Code, Section 4733.07.
(Ord. 2002-25. Passed 4-8-03.)
LOCAL STREETS | FHWA CLASSIFICATION |
STREET DESIGN STANDARDS | Cul-de-sac | Residential | Subcollector | Collector | Arterial |
Number of Lanes | 2 | 2 | 2 | 3 | 2 |
Street Width f/f* Curb 1. Parking One Side f/f Curb 2. Parking Both side f/f Curb 3. No Parking f/f Curb | 28' 36' 28' | 28' 36' 28' | 28' NA 28' | NA NA 36' | NA NA 52' |
Border Area | 11' curb/RW | 11' curb/RW | 12' | 12' | 14' |
Minimum Right-of-Way | 50' | 50' | 60' | 80' | 80' |
Sidewalks (if required) | 4' | 4' | 4' | 4' | 4' |
Design Speed | 25-30 mph | 25-30 mph | 35 mph | 45 mph | 50 mph |
Minimum Stopping Sight Distance | 200' | 200' | 225' | 325' | 400' |
Minimum Centerline Radius | 250' (23°) | 250' (23°) | 360' (16°) | 575' (10°) | 850' (6°45') |
Maximum Grade | 8% | 8% | 7% | 6% | 6% |
Minimum Curb Radii | 25' | 25' | 30' | 40' | 50' |
Minimum Distance from End of Curb Radius to First Curb Cut 1. Minimum Tan. Curb between Drives 2. Maximum Amount of Property Frontage in Drives*** 3. Maximum Width of Drive at Property Line | 20' 4' 30% 24' | 20' 4' 30% 24' | 30' 4' 30% 24' | 40'** 4' 40% 24' | 40'** 4' 40% 24' |
Intersection Data: 1. Clear Sight Distance Along Each leg 2. Minimum Curb Radius Local to Collector to Arterial to 3. Minimum Centerline Offset of Adjacent Intersection Local to Collector to Arterial to | 90' 25' 30' 35' 150' - - | 90' 25' 30' 35' 150' - - | 90' 30' 40' 45' 200' - - | 90' 40' 40' 50' 200' 300' - | 90' 45' 50' 50' - 1,320' 1,320' |
Cul-de-Sac Data: 1. Lots Maximum Number of Lots Fronting on Cul-de-sac (Circular Portion) Minimum Lot Frontage at Right-of-Way Line 2. Street Minimum Radius of Street Right-of-Way Minimum Radius of Pave- ment to Face of Curb Maximum cul-de-sac Length (Measured to radii of bulb) 3. Driveways Maximum Percentage of Lot Frontage Occupied by Driveway | 6 45' 60' 45' 600' 53% | - - - - - - | - - - - - - | - - - - - - | - - - - - - |
* f/f - face to face of curb or edge to edge of pavement on streets with no curb ** Industrial and Commercial Subdivision - 200' *** Criteria does not apply to cul-de-sac NA Not allowed |