10-7-3: URBAN SECTION STREET STANDARDS:

Street Type	ROW To Be Indicated (In Feet)	ADT	Pavement Width - C+G – Sidewalks
Primary (arterial streets):
4-lane divided with shoulders	120	10,000 plus	48 feet, 4-12 foot lanes, 20 foot median, 8 foot shoulder
4-lane not divided	100	10,000 plus	67 feet, B-B, 4-12 lanes, 14 foot bidirectional
2-lane	80	6,000 plus	33 feet, B-B, 2-14 foot lanes
Secondary (collector) streets:			2-8 foot parking lanes, 4 foot sidewalk
Industrial	66	3,500	31 feet, B-B, no parking, 5 foot sidewalk
Minor streets:
1,000 feet or more in length for single-family development and in all multi-family, commercial, and industrial development	66	1,000	39 feet, B-B, 11 foot lanes, 2-8 foot parking, 1-8 foot parking lanes, 4 foot sidewalk
Less than 1,000 feet in length in single-family development and in all multi-family development, cul-de-sac streets and frontage streets	60	400	31 feet, B-B, 2-11 foot lanes, 1-8 foot parking lanes, 4 foot sidewalk
Alleys	25	100	20 feet

 

Note: Parkways shall be a minimum of 9 feet exclusive of a 4 or 5 foot sidewalk as indicated.

Street Type	Minimum To Maximum Gradient	Minimum Structural Design Number	Minimum Horizontal Curve	Minimum Vertical Curve	Minimum Soil Support (IBR)
Primary	0.50 percent to 5.0 percent	4.0	500 feet	300 feet	3.0
Secondary (collector)	0.50 percent to 5.0 percent	2.9	300 feet	200 feet	3.0
Industrial	0.50 percent to 5.0 percent	3.2	300 feet	200 feet	3.0
Minor   1,000 feet or more	0.40 percent to 7.0 percent	2.5	200 feet	100 feet	3.0
Less than 1,000	0.40 percent to 7.0 percent	2.5	200 feet	100 feet	2.2
Cul-de-sac	0.40 percent to 7.0 percent	2.5	200 feet	100 feet	2.2
Access roads	0.40 percent to 7.0 percent	2.5	200 feet	100 feet	3.0
Alleys	0.40 percent to 7.0 percent	2.5	200 feet	100 feet	2.0

 

(Ord. 244, 6-10-2003)