§ 1246.04 STREETS.

   (a)   All streets shall be designed and constructed in accordance with the standards as specified in the following table. The design and improvement standards are suggested minimums.

Design Criteria	Unit	Street Classification
		Arterial	Collector	Local
Minimum right-of-way width	feet	80	60	50
Minimum pavement width	feet	24	22	18
Minimum design speed	mph	45	35	25
Minimum degree of horizontal curvature	degrees	9.5	16.5	33.5
Minimum horizontal radius	feet	600	350	170
Minimum horizontal sight distance	feet	500	300	160
Minimum stopping sight distance	feet	310	240	160
Minimum length of vertical curves	—	Designed to provide minimum stopping sight distance
Maximum gradient	percent	6	7	8
Minimum gradient	percent	0.04	0.4	0.5

 

   (b)   All green roads shall be designed and constructed in accordance with the standards as specified in the following table. The design and improvement standards are suggested minimums.

Design Criteria	Unit	Roadway
Minimum right-of-way width	feet	50**
Minimum pavement width	feet	20
Minimum design speed	mph	25
Minimum horizontal radius	feet	170
Minimum stopping sight distance	feet	160
Maximum gradient	percent	10
Minimum gradient	percent	0.5
**With roads having curb and gutter, otherwise 60-foot with roadside ditches.

 

   (c)   The pavement of cul-de-sacs shall be designed as follows:

      (1)   The pavement diameter as measured to the edge of pavement shall be 30 feet less than the right-of-way diameter; and

      (2)   The center of the cul-de-sac shall be paved when the pavement diameter is less than 120 feet.

(Ord. 99-O-10, passed 4-19-1999; Am. Ord. 13-O-59, passed 12-16-2013)