“Scale” means the spatial relationship among structures along a street or block front, including height, bulk and yard relationships.

“Screening” means the partial or total obscuring of view by a continuous fence, wall, evergreen hedge, trees or combination thereof.

“Secure community transition facility” means a residential facility for persons civilly committed and conditionally released to a less restrictive alternative pursuant to Chapter 71.09 RCW. A secure community transition facility has supervision and security, and either provides or ensures the provision of sex offender treatment services. Secure community transition facilities include but are not limited to the facilities established pursuant to RCW 71.09.250 and any community-based facilities established pursuant to RCW 71.09.250 and any community-based facilities established under Chapter 71.09 RCW and operated by the secretary of Social and Health Services or the secretary’s designee or under contract with the secretary.

“Senior and/or disabled family or household” means one or more persons 62 years of age or older and/or disabled persons, and their domestic partners and/or live-in caregivers who need not be 62 years of age or older and/or disabled, who are domiciled together; provided, that the number of individuals occupying the dwelling unit shall not exceed the occupant load of the structure, as calculated under the city’s adopted building code.

“SEPA” means the State Environmental Policy Act, Chapter 43.21C RCW.

“SEPA register” means a list of individuals and organizations which receive SEPA threshold determinations.

“Setback” means the required distances between every structure and the lot lines of the lot on which it is located.

“Sexually-oriented materials” means any books, magazines, periodicals, or other printed materials, or any photographs, films, motion pictures, video cassettes, slides, or other visual representations that are distinguished or characterized by a predominant emphasis on matters depicting, describing, or simulating any specified sexual activities or any specified anatomical areas. The term “sexually-oriented materials” includes any instruments, devices, or paraphernalia designed for use in connection with any specified sexual activities.

“Short subdivision” means the division or redivision of land into nine or fewer lots, tracts, parcels, sites, or divisions for the purpose of sale, lease, development, or financing.

“Sign.” All definitions pertaining to signs are located in BMC 12.22.020.

“Single-family residence.” See “Dwelling unit, primary, one unit per structure, detached.”

“Site, parent” means a property having a residential zoning classification that allows attached or detached dwelling units where the lot may be subdivided into individual fee simple offspring lots. Parent sites are located exclusively within the R 5,400a, R 4,000, R 2,800, DC, DT, DN, GDC, or R-AC zoning classifications.

“Slope, average” means the value determined by separating the entire parcel into logical zones based on distinctive topographic changes, determining the slope for each of these areas pursuant to the following procedures, and determining the average of these values, weighted by area. For short plats and other non-subdivision single-family development, slopes shall be determined upon the basis of the one-inch-equals-400-feet scale city topographic maps unless the builder or developer chooses to provide more accurately surveyed topography as a basis for calculation. For subdivisions and planned unit developments, average slope will be calculated upon the basis of surveyed topography provided by the applicant.

“Slope, individual” means the value determined by separating the entire parcel into logical areas based on distinctive topographical changes, and determining the slope for each of these areas. Areas measuring less than 700 square feet shall be included in larger adjacent areas. Portions of areas which measure less than 10 feet horizontally shall be merged to form a larger, continuous slope area.

Solar infrastructure. See “Alternative energy infrastructure.”

“Space, loading” means a marked off-street space or berth on the same lot with a building, or contiguous to a group of buildings for the temporary parking of a commercial vehicle while loading or unloading merchandise or materials, and which abuts upon a street, alley or other appropriate means of access.

“Space, parking” means an off-street space used temporarily to park a motor vehicle and having access to a public street or alley. This does not include entrance alleyways or access space to a parking lot. This space does not include area for required circulation.

“Specialized senior housing” means coordinated developments of two or more owned or rented site-built single-family dwellings, mobile homes, apartments and/or condominiums which contain specialized design features and/or on-site services and activities to accommodate the mobility, nutrition, medical, social and/or other needs of persons 62 years of age or older and/or disabled persons. Domestic partners of and/or caregivers for such persons may also reside in such developments and need not be 62 years of age or older and/or disabled. Individual residences which contain design features to aid mobility but which are not part of a coordinated development are not included in this definition.

“Specialized senior housing dwelling unit” means a room or rooms located within a senior housing development designed, arranged, occupied or intended to be occupied by not more than one senior and/or disabled family or household as living accommodations separate from other households, except that specialized senior housing dwelling units need not contain food preparation facilities and areas within the room or rooms.

“Specified anatomical areas” means and includes any of the following: (1) less than completely and opaquely covered human genitals, pubic region, anus, buttocks, or female breast below a point immediately above the top of the areola; or (2) human male genitals in a discernibly turgid state, even if completely and opaquely covered.

“Specified sexual activities” means and includes any of the following: (1) acts of human masturbation, actual or simulated; (2) sex acts, normal or perverted, actual or simulated, including sexual intercourse, oral copulation, or sodomy; (3) caressing, fondling, or other erotic touching of human genitals, pubic region, anus, buttocks, or female breast; (4) human genitals in a state of sexual stimulation or arousal; or (5) excretory functions as part of or in connection with, any of the sexual activities specified in this definition.

“Start of construction” means the date the building permit was issued, provided the actual start of construction, repair, reconstruction, placement, or other improvement was within 180 days of the permit date. The actual start means either the first placement of permanent construction of a structure on a site, such as the pouring of slab or footings, the installation of piles, the construction of columns or any work beyond the stage of excavation; or the placement of a manufactured home on a foundation. Permanent construction does not include land preparation, such as clearing, grading and filling; nor does it include the installation of streets and/or walkways; nor does it include excavation for a basement, footings, piers, or foundation or the erection of temporary forms; nor does it include the installation on the property of accessory buildings, such as garages or sheds not occupied as dwelling units or not part of the main structure.

“Steep slopes” means any ground that has a grade of 15 percent or more. A slope is delineated by establishing its toe and top. The “toe of a steep slope” is the lowermost limit of the area where the ground surface begins to achieve a grade of 15 percent or more. The “top of a steep slope” is that point where slopes begin to incline at less than 15 percent.

“Stop work order” means an order issued by the city to immediately cease all construction, excavation, grading, building, and other unauthorized activity occurring on a site.

“Storage, incidental outside” means the stockpiling, warehousing, or other storage of any material, equipment or object which is incidental to the activities regularly conducted on the premises, not exceeding five percent of the gross floor area of the principal structure on the site, which is screened on sides and top and located in such a manner so as to harmonize with the architecture, design, and appearance of neighboring structures and other surroundings.

“Storage, outside” means the stockpiling, warehousing or other storage of any material, equipment or object, excluding construction materials for reasonable periods as needed during construction, which is not completely enclosed by a structure, excluding incidental outside storage.

“Storm water regional retention/detention facility” means a surface water control structure proposed by a public surface water management agency or a project proponent to be installed in or adjacent to a stream or wetland of a basin or subbasin, to provide surface/storm water control to a greater area than a single project.

“Storm water retention/detention facility” means a type of drainage facility designed either to hold water for a considerable length of time and then release it by evaporation, plant transpiration and/or infiltration into the ground; or to hold runoff for a short period of time and then release it to the surface and storm water management system.

“Story” means that portion of a building between the upper surface of any floor and the upper surface of any floor located above, except that the highest story is that portion of the structure between the highest floor surface and the ceiling or roof located above.

“Street” means a public or private thoroughfare which affords the principal means of access to abutting properties.

“Structure” means a combination of materials constructed or erected which has permanent location on the ground or attached to something having permanent location on the ground, not to include fences less than six feet high, or paved areas, but which does include a gas or liquid storage tank that is principally above ground.

“Subarea” means a geographical subdivision of the city of Bothell for comprehensive planning and zoning purposes.

“Subdivider” means an owner or an owner’s agent who undertakes the subdivision of land as set forth in BMC Title 15.

“Subdivision” means the division or redivision of land into 10 or more lots, tracts, parcels, sites, or divisions for the purpose of sale, lease, or transfer of ownership, development or financing, except for short subdivisions and boundary line adjustments.

“Subdivision, clustered” means a subdivision which clusters the development into a smaller overall disturbance area by reducing lot size and lot dimensions thereby creating lands which can be preserved as open space.

“Substantial development” means any development of which the total cost or fair market value exceeds $2,500, or any development which materially interferes with the normal public use of the water or shorelines of the state as defined under the Bothell shorelines master program.

“Substantial improvement” means any repair, reconstruction or improvement of a structure, the total cost or fair market value of which exceeds 50 percent of the market value of the structure either: