(A) The grades of streets shall not exceed the following, except that where unusual or exceptional conditions exist, the Municipal Engineer may modify these regulations:
Street or Way
|
Grade (percent)
|
Arterial streets | 4 |
Collector streets and service drives | 10 |
Cul-de-sac streets and service drives | 10 |
Pedestrian ways or crosswalks | 12 unless steps of an acceptable design are to be constructed |
Minor streets (place or lane) | 15 |
(B) In no event shall the minimum grade of any street be less than 0.5%.
(C) All changes in street grades in excess of 1% shall be connected by vertical curves of a minimum length equal to 15 times the algebraic difference in the rates of grade. This division (C) is not applicable to PUD zoned areas.
('80 Code, § 1107.02) (Ord. 27-74, passed 5-6-74) Penalty, see § 152.999