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Ordinance No. Page 20 of 25 accessory dwelling unit and the street side property line, and both a solid fence at least six feet in height and vegetative screening/planting of a species with a mature height of at least 10 feet shall be located in the area between the accessory dwelling unit and the rear property line. In no instance shall solid fencing be required in planned unit developments where open fencing is otherwise required. In no instance shall the provisions of this subsection conflict with the fence requirements identified in Chapter 18.84 of this title. c. Exterior lighting shall be shielded, directed downward, and located only at exterior doors and if applicable, along the path of travel from the public right-of-way. d. To the maximum extent feasible, mechanical equipment and plumbing, conduit, or cabling for utilities is not permitted on the exterior walls of the accessory dwelling unit. This requirement does not apply to meters, electrical panels, and solar installations. 2. The following standards apply to accessory dwelling units proposed as a second-story accessory dwelling unit that is consistent with this chapter: a. Any exterior stairway proposed to serve the accessory dwelling unit shall not be visible from the public right-of-way on the frontage abutting the front yard upon completion of the construction of the accessory dwelling unit. Where the project includes planting of vegetation for screening an exterior stairway, the assessment of visibility may take into account the mature height of vegetation that has been planted but has not yet reached full maturity at completion of construction. b. All new windows may be operable, but at least one of the following measures must be implemented for new second-story windows in an accessory dwelling unit that are 25 feet or less from a property line: (1) the proposed window of the accessory dwelling unit is positioned such that the window sill is at least five feet above finished floor; or (2) the proposed window of the accessory dwelling unit utilizes frosted or obscured glass in the glazing portion of the window. As used in this section, frosted or obscure glass is glass which is patterned or textured such that objects, shapes, and patterns beyond the glass are not easily distinguishable. 3. No balconies or upper-story decks shall be allowed for an accessory dwelling unit, except for decorative/faux balconies without decks that match the primary dwelling structure. 4. If garage space is converted to an accessory dwelling unit, at the option of the property owner, the existing garage door(s) may either be left in place, or removed and infilled such that the wall appears integrated with rest of the home, with the same exterior wall material, building color, and trim as the primary dwelling structure. 5. With the objective of retaining the appearance of a one-family residence, the entry door to an attached accessory dwelling unit proposed on a property with a one-family development shall be located on a different façade than the door to the primary residence. 6. Additions to accessory structures of 150 square feet or less beyond the existing physical dimensions to accommodate ingress/egress to an accessory dwelling unit are allowed. Additions to accessory structures greater than 150 square feet necessitate that the proposed accessory dwelling unit meet the maximum size required by Section 18.106.045. 7. The following parking standards apply to accessory dwelling units: a. One additional off-street parking space on the lot shall be made continuously available to the occupants of the accessory dwelling unit. Required parking may be provided as tandem, or may be located in setbacks, but not in the front yard setback unless on the driveway. b. When a garage, carport, or covered parking structure is demolished in conjunction with construction of an accessory dwelling unit or is converted to an accessory dwelling unit, those offstreet parking spaces are not required to be replaced. c. Parking for an accessory dwelling unit shall not be required if the accessory dwelling unit is: i. Located within one-half mile of public transit. Page 30 of 559