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to facilitate natural cooling and ventilation. Homes should be oriented so that a majority of <br />primary living spaces receive direct sunlight, and incorporate overhangs, awnings or trellises that <br />allow the low winter sun to penetrate the unit, while blocking the high summer sun. <br />Driveway Paving <br />Concrete driveways are preferable to asphalt paving.. <br />Turf blocks. Turf blocks are masonry unit paver blocks which are planted with turf to create the <br />appearance of a lawn or grassy strip and allow stormwater infiltration, but which can support <br />occasional vehicle use. They are appropriate for secondary emergency access rights -of -way, <br />driveway medians, and other surfaces that do not experience regular use. <br />Other Structures <br />Service and Loading Area Screening <br />Large residential buildings often contain service areas or loading docks. Screening of such areas <br />shall meet the same requirements as described in the section on Service Areas in Chapter 3, <br />Mixed -Use, , and Civic District Standards. <br />Fences and Walls <br />Fences are allowed within the residential neighborhood: "privacy" fences, wrought iron fences <br />and "picket" fences. In no case are cyclone, chain link, or wire fencing allowed. No fence may be <br />constructed in a drainage utility easement without an encroachment permit from the City. <br />Privacy Fences and Privacy Walls. Privacy Fences are allowed only to separate patios of adjacent <br />units and shall not enclose entire area. They may be up to 6 feet high and shall be built with <br />attractive, long - lasting materials, such as wood, masonry, or stone. Hedges may be used as an <br />alternative to a privacy fence provided it meets the privacy fence requirements. <br />Picket Fences. Picket fences shall be not more than 42 inches in height, and shall be primarily <br />wood or wrought iron with the exception of comer posts and gate posts, which may be masonry <br />or stone. Picket fences shall not be solid and must be at least 50 percent visually permeable. An <br />alternative to a picket fence is a hedge, which shall be maintained at a maximum height of 42 <br />inches. Picket fences or hedges may be located at the back of sidewalk along the front or exposed <br />side of a lot. They may also be located along the rear property line of those lots that back onto <br />open space areas. <br />DRAFT — 2/6/04 <br />44A i <br />T01. TO ✓h ,` I 'IJS T ED <br />