Improvement and widening of streets when within a subdivision shall be required. Frontage improvement and/or payment for the cost of improving street frontage shall be required. Improvements shall include paving; gutter; curb; sidewalks; raised medians; street lights; street trees; landscaping; street trees; street signs; street barricades, walls and fences. (Ord. 2007-08 § 4 (Exh. A), 2007)