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The compliment of trees fulfilling the landscaping <br />requirements shall benot less than 25 percent deciduous <br />and lot less than 25 percent coniferous. No more than 25% <br />of the required plantings shall' consist of ornamental trees. <br /> <br />Grading. <br /> <br />i. Final slope grades shall not exceed 3.5:1 unless terracing <br /> of retaining walls are approved. <br /> <br />ho <br /> <br />ii. Berming for parking lots and open space areas shall not <br /> exceed 3:1. <br /> <br />Sodding and Ground Cover. All areas not Other wise improved <br />in accordance with approved site plans shall he sodded. <br /> <br />Irrigation. <br /> <br />i. All landscaping areas required under this section shall <br /> include underground irrigation systems. <br /> <br />ii. Exceptions include landscape areas that are left in a natural <br /> state. <br /> <br />Parking Lot LandsCaping. All parking lots are required to 'provide <br />internal overstory tree plantings in an effort to shade parking surfaces <br />and provide visual relief. Plantings are required at the following <br />minimum schedule. The planting schedule is established to provide an <br />acceptable number of plantings that may be. planted in regular <br />symmetrical patterns or irregular ¢Iusters or groupings. <br /> <br />a. 1 tree per every 10 parking spaces. <br /> <br />Every overstory ti'ce planting shall be provided with a planting <br />area of 162 square feet. <br /> <br />Acceptable ground cover materials include sod, mulch; and <br />other natural ground cover. Landscaping rock and plastic <br />underlayment, is not allowed. <br /> <br />d. All parking lot planting areas Shall include underground <br /> irrigation systems. <br /> <br />Bufferyards. Bufferyards are intended to provide additional <br />screening of businesses.that are adj ancent to residential areas. <br />The following table details the width of the bufferyard along the <br />common adjacent property line. An additional increase of <br />landscape plantings would be required in the bufferyard. That <br /> <br />~Employment Districts- March '03 draft 10 <br /> 187 <br /> <br /> <br />