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141.21 <br />Fence and Wall Treatments. Fences may be of metal or wood, and shall not exceed three feet in height. <br />Walls shall be made of stone or brick, with additional optional wooden, landscaping, or sculptural elements <br />possible. The solid portion of the wall shall not exceed 3 feet in height. <br />3 <br />;L. r1 -m. FZ- %. <br />LIP.11(101" <br />r• <br />f: <br />Hedge Treatments. Tall, columnar trees or hedges shall be planted not more than 30 feet on center, and <br />may also be combined with walls or fences. <br />Connecting Walkways <br />Connecting Walkways must meet the following minimum requirements: <br />Width and Clearance. The width of the paved walking surface must be at least six feet clear. Any <br />covered structure such as a trellis must have at least 10 feet clear height, but must not obstruct <br />visibility or provide hiding or ambush places. <br />Paving. Connecting walkways must be paved with a special paving or concrete in a pattern or <br />color that contrasts with the surrounding pavement, as specified under Public Improvements. <br />Tree Planting. Connecting wakways must be planted with either shade trees spaced <br />approximately 30 feet on center or a shade structure such as a trellis with climbing vines. <br />Lighting. Connecting walkways must be equipped with lighting on one side, at least 3 feet in <br />height in order to be visible in deep snow drifts or snow banks. Lighting standards spaced a <br />maximum of 30 feet apart, and a maximum of 15 feet tall, are recommended. <br />• <br />DRAFT — 2/6/04 <br />33 PAGINATION TO BE ADJUSTED <br />