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<br />Subsection 9.20.24 (B-1 Employment District) Subd. 5 (Standards) <br /> <br />that may be planted in regular symmetrical patterns or irregular dusters or <br />groupings. <br /> <br />a. 1 tree per every 10 parking spaces. <br /> <br />b. Every overstory tree planting shall be .provided with a planting <br />area of 162 square feet. <br /> <br />c. Acceptable ground cover materials include sod, mulch, and other <br />natural ground cover. Landscaping' rock and pl,astic <br />underlaynient is not allowed. <br /> <br />d. All parking lot planting areas' shall include underground <br />irrigation systems. <br /> <br />5. <br /> <br />Bufferyards. Bufferyards are intended to provide additional screening of <br />businesses that are adjacent to residential areas. The following table <br />details the width of the bufferyardalong the common adjacent property <br />line. All additional increase of landscape plantings would; be required in <br />the bufferyard. That increase is expressed in the table below as a <br />pyrcentage of the total required site landscaping in the setback area. <br /> <br /> <br />'1J,~!W~~JtiJ[~l~~J~~~~E~~tw"'~d':~gr~n~~~y@fQ"'~m~!1riliitl~W~~;~f~(t~~ii1' <br />R:-,l R-2 R-3 B-1 B-2 <br /> <br />60 feet 60 feet 60 feet 35 feet 35 feet <br /> <br />30%' 30% <br /> <br />30% <br /> <br />20% <br /> <br />20% <br /> <br />d. Grading. <br /> <br />1. Final slope grades shall not exceed 3.5:1,miless terracing of . <br />retaining walls is appro~,'ed. <br /> <br />2; . Benning for parking lots and open space a.reas shall not exceed <br />3:1. <br /> <br />Subd. 6. <br /> <br />eg. Off-Street Loading: All off-street loading dock/berth areas shall be a <br />rniri.imum of 50 feet in length and t4ere shall be at least one dock/berth <br />for the fIrst 10,000 square feet of floor area. and one additional <br />berthldoc~ for e?-ch additional 25,000 square feet of floor area. <br /> <br />Architectural Standards <br /> <br />47 <br />