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proposing to install any of the above named site improvements is subject to the site plan <br />review process established in section 117-52. <br />(11)All conditions pertaining to a specific site are subject to change when the council, upon <br />investigation in relation to a formal request, finds that the general welfare and public <br />betterment can be served as well or better by modifying the conditions. <br />(12) Lighting. Any lighting used to illuminate an off-street parking area, sign or structure, <br />shall be arranged to deflect light away from adjoining residential properties and/or public <br />street. Bulbs emitting in excess of 3,000 lumens (150 watts) shall be so directed that the <br />bulb is not visible from off of the property where such light source is located. <br />(13) Landscaping and buffering. <br />a. Site landscaping. <br />1. Minimum landscaping requirements. All open space areas of a lot which are not <br />used or improved for required parking areas, drives or storage shall be <br />landscaped with a combination of overstory trees, ornamental trees, shrubs, <br />flowers, ground cover, decorative walks, or other similar site design materials in <br />a quantity and placement suitable for the site. A reasonable attempt should be <br />made to preserve as many existing trees as is practicable and to incorporate them <br />into the development. For each existing significant tree retained one overstory <br />tree can be deducted from the minimum requirements. <br />2. Number of plantings. The minimum number of overstory trees on any given site <br />shall be as indicated below. These are minimum requirements that are typically <br />supplemented with other understory trees, shrubs, flowers and ground covers <br />deemed appropriate for a complete quality landscape treatment of a site. <br />Business Districts <br />1 per 50 lineal feet of site perimeter, or 1 tree per 1,000 square feet of <br />Deciduous/coniferous building footprint, whichever is greater. For expansions to buildings, 1 <br />trees additional tree is required for each 1,000 square feet of additional <br />building footprint area. <br />Shrubs <br />1 per 30 feet of site perimeter or 1 per 300 square feet of building <br />footprint area, whichever is greater. <br />3. Minimum size of plantings. Landscaping material shall be of the following <br />minimum planting size: <br />Landscape <br />Material <br />Size <br />Deciduous trees <br />2.5 inches diameter as measured three feet above ground <br />Coniferous trees <br />6 feet in height <br />Deciduous shrubs 2 feet in height <br />ORDINANCE #18-13 <br />Page 4 of 6 <br />