All improvements shall be required for all developments in all zoning classifications with the following exceptions:
A. Curb and gutter, concrete sidewalks shall not be required in low density residential (thirty- five thousand square foot lots minimum) on interior streets. Arterial and collector streets, both primary and secondary, are not exempted from these requirements.
B. Concrete sidewalks on interior streets shall not be required in an area zoned heavy industrial.
(Ord. 1397.15.4 § 2 (part), 1992; prior code Art. 19-6)