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_____________________________________________________________________________________________ City of Arden Hills Planning Commission Meeting for April 3, 2019 P:\Planning\Planning Cases\2018\PC 18-014 - Mounds View School District - 1900 & 1901 Lake Valentine Road\Memos Reports Page 4 of 13 Topography: There grades on the south side of Lake Valentine Road (existing school site) vary about 20’ from the road (low point) to the south side of the lot (high point). This site has been graded over the years to accommodate the buildings, athletic fields and parking lots. The lot on the north side of Lake Valentine Road slopes towards the north, and has a 6’ variation from the high point of the lot to the low point. Plan Evaluation 1. Chapter 13, Zoning Code Review Section 1320 – District Provisions A. Lot Size, Building Coverage, and Landscape Coverage – Meets Requirements The minimum lot size in the R-1 District for non-residential uses is 14,000 square feet. The total lot area of the subject property is 65.37 acres. No more than 25 percent of the total lot area may be covered by structures. In this case, the high school and the proposed additions would have a total footprint of 402,830 square feet, approximately 14.15 percent of the total site area. The Zoning Code requires properties in the R-1 District to maintain a minimum landscaped lot area of 65 percent. Landscaping is defined as all plantings, including trees, grass, and shrubs. R-1 District Requirements Existing Site (%) Proposed Master PUD Structure Coverage 711,880 sf 25% 326,530 sf 11.47% 402,830 sf 14.15% Landscape Coverage 1,850,886 sf 65% 2,123,550 sf 74.6% 2,116,580 sf 74.33% Total Area within Master PUD 65.37 acres B. Height – Flexibility Required The maximum height in the R-1 District is 35 feet. Most of the proposed additions are at or below this height. There is a proposed penthouse addition, located adjacent to the gymnasium addition, which is proposed to be 40’ in height. This requires flexibility of 5’ of the maximum height. C. Setbacks – Meets Requirements The minimum R-1 setbacks and proposed setbacks are as follows: Minimum Setback Proposed Setback Front 40’ 60’ Side (min/total) 10’/25’ 370’/1,330’ Rear 30’ 260’