Sammamish Unified Development Code

Neighborhood Design | Neighborhood Design Standards

a. An easement shall be provided on the abutting lot of the subdivision that is wide enough to ensure a 10-foot separation between the walls of structures on adjoining lots, except as provided for common wall construction; b. The easement area shall be free of permanent structures and other obstructions that would prevent normal repair and maintenance of the structure’s exterior; c. Buildings utilizing reduced setbacks shall not have doors that open directly onto the private yard areas of abutting property. Windows in such buildings shall not be oriented toward such private yard areas unless they consist of materials such as glass block, textured glass, or other opaque materials, and shall not be capable of being opened, except for clerestory-style windows or skylights; and d. The final plat or short plat shall show the approximate location of buildings proposed to be placed in a standard setback area. 2. If a building is proposed to be located within a normally required rear yard or side yard setback in an R zone: a. The residential development must qualify for the attached housing incentive provided in SDC 21.03.030.D.; b. An easement shall be provided on the abutting lot of the subdivision that is wide enough to ensure a 10-foot separation between the walls of structures on adjoining lots, except as provided for common wall construction;

c. The easement area shall be free of permanent structures and other obstructions that would prevent normal repair and maintenance of the structure’s exterior; d. Buildings utilizing reduced setbacks shall not have doors that open directly onto the private yard areas of abutting property. Windows in such buildings shall not be oriented toward such private yard areas unless they consist of materials such as glass block, textured glass, or other opaque materials, and shall not be capable of being opened, except for clerestory-style windows or skylights; and e. The final plat or short plat shall show the approximate location of buildings proposed to be placed in a standard setback area.

E. Lot Segregations—Clustered Development

All subdivisions and short subdivisions in the R-1 zone shall be required to be clustered away from critical areas or the axis of designated corridors such as urban separators or the wildlife habitat network to the extent possible and a permanent open space tract that includes at least 50 percent of the site shall be created. When residential lot clustering is proposed, the following provisions shall be met: 1. Any open space resulting from lot clustering should be located where existing stands of native vegetation exist and shall not be altered or disturbed except as specified on recorded documents creating the open space. Such open spaces may be retained under ownership by the subdivider, conveyed to residents of the development, or conveyed to

16 | Title 21: Sammamish Development Code

Effective | January 1, 2022

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