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Draft Chapter 18.28 Tukwila Urban Center (TUC) District <br />f. Adequate fencing, plant screening or other buffer shall separate the common open space area <br />from parking areas, driveways, utility areas, mechanical equipment or public streets. Rooftop <br />utilities shall be adequately screened and separated from rooftop common open spaces. <br />g. Common open spaces shall be located to take advantage of sunlight to the greatest extent <br />possible. <br />h. Site design features that create entrapment areas in locations with pedestrian activity shall be <br />avoided. <br />Development shall incorporate Crime Prevention Through Environmental Design (CPTED) <br />principles into open space site design. <br />Common open spaces shall not be located adjacent to dumpster enclosures, loading /service <br />areas, or other incompatible uses, unless fully screened with an architecturally consistent wall <br />or solid fence (no chain link) and landscaping. <br />k. Interior located common space must be: <br />(1) located in visible areas, such as near an entrance lobby and near high traffic corridors <br />(2) designed to provide visibility from interior pedestrian corridors and to the outside. <br />Windows should generally occupy at least one -half of the perimeter of the space to make <br />the space inviting and encourage use <br />(3) designed to specifically serve interior recreational functions and not merely leftover <br />space used to meet the common space requirement. <br />Common open spaces shall maintained by the property owner, including keeping the space free <br />of trash and graffiti. Amenities provided within the space, such as benches, planters, art and <br />water features, shall be maintained for the life of the project. <br />G. Private Open Space for Residential Uses <br />1. Private Open Spaces are privately owned and maintained and include outdoor balconies, decks, <br />patios, yards, courtyards, rooftop decks or gardens, or landscaped areas used for private <br />recreation. <br />2. Private Open Space Design Requirements <br />a. Required setback areas shall not be counted towards Private Open Space Provision <br />requirements, unless configured as a private yard and accessed by secondary unit entrance(s). <br />b. Private open spaces shall have primary access from the dwelling unit served. <br />c. Minimum dimensions for private open space in any single direction is 6 feet if provided as a <br />porch or balcony, and 8 feet if provided as a deck, yard, terrace or patio. <br />ZADCD n Clerk's \PC Laserfiche Packet \5 -24 -12 PC Packet \FINAL PC BOOK2_5.18.12_clean.docx Page 62 5/18/2012 <br />IL7 <br />