“Day care center” means a State-licensed (Chapter 74.15 RCW) operation providing regularly scheduled care for children or developmentally or physically disabled adults.

“Day care center, family” means a State-licensed (Chapter 74.15 RCW) operation located in the family residence that provides regularly scheduled temporary care for 12 or fewer children, or six or fewer developmentally or physically disabled adults, including those children or adults who reside in the home.

“Day care operation” means the temporary care of children or adults, generally less than 24 hours, which takes place in a structure on a regular recurring basis for pay or other valuable consideration. Care includes, but is not limited to, the furnishing of shelter, sustenance, supervision, education, or other supportive service. This includes children under the minimum age for education in public schools, preschool operations, and programs covering before-school and after-school care for school children. “Day care operation” includes day care center and family day care center and adult family home.

“Decision maker” means body prescribed by this Code as having the authority to approve, approve with conditions, or deny a permit under this Code or hear an appeal and issue a decision.

“Deck” means a horizontal structure without a roof, typically made from wood, that is used for recreation purposes. A deck is considered an impervious surface, regardless of slatted construction or materials used. Benches, tables, or other structures which are permanently attached to the deck are not considered as additional height when measuring the height of the deck from the finished grade. On a multistory building, an individual deck may have a roof that is related to the story above, such as a balcony.

“Decorative pole” means a pole that is uniquely found in a particular neighborhood that adds to aesthetic of the streetscape of that neighborhood and is specified in a City-adopted plan. Examples include, but are not limited to: Issaquah Highlands, Talus, Olde Town, and Central Issaquah.

“Delicatessen (deli)/specialty food store” means a retail food store selling ready-to-eat food products such as cooked meats, prepared salads, or other specialty food items. This definition includes seafood, health food and other specialty food stores.

“Demolish” or “demolition” means the removal, during any 12-month period, of more than 50 percent of the exterior walls, bearing walls, columns, beams, or girders, and/or other structural supports of an existing structure. Windows, doors and/or deteriorated wall sections are all considered part of a wall for purposes of this measurement.

“Density” means the number of dwelling units per acre or gross square footage per acre for any given development or proposed development. “Density” is considered a development standard within the zoning districts.

“Department” means the City of Issaquah Department of Community Planning and Development.

“Designated official” means the City staff member authorized by the Department of Community Development and Planning to review and issue a permit.

“Developable” means gross site area minus deductions for critical areas and associated buffers as required by Chapter 18.802 IMC, public or private roadways, dedicated right-of-way, exclusively used easements, or special purpose overlay districts. Used in “X units/developable acre” calculation.

“Development” means the division of a parcel of land into two or more parcels; the construction, expansion, reduction, demolition, or exterior alteration of a building or structure; any use, or change in use, of a building or structure; any human-caused change to land whether at, above, or below ground or water level; and any use, or change in use, of land whether at, above, or below ground or water level. Development includes, but is not limited to, any activity that requires a permit or approval under this Code; IMC Title 16, Buildings and Construction; and IMC Title 13, Public Services.

“Development bonus” means the building area exceeding the base building height and/or floor area ratio (FAR) allowed in exchange for affordable housing and public open space.

“Development bonus account” means an account managed by the City for the purpose of acquiring certain public amenities. Primary funding for the account is provided by the development bonus fee paid by developers purchasing additional building area in accordance with this Code and/or in accordance with the terms of a development agreement for a specific project zoned “Urban Village” or within a designated expansion area of an urban village.

“Development bonus fee” means the cost, per square foot, of the building area above the base height and/or FAR as defined in IMC 18.514.040, Central Issaquah development bonus program. The fee is in lieu of providing all or part of the affordable housing (see Chapter 18.514 IMC, Affordable Housing) and/or open space in exchange for the development bonus.

“Development fee” means the fees collected by the City to partially fund public facilities to accommodate new growth as empowered through the Growth Management Act (Chapter 36.70A RCW) and RCW 82.02.050 through 82.02.100.

“Development permit” means a written authorization for development or modification of development as defined in this Code, including building and construction permits.

“Development proposal site” means the legal boundaries of the real property or log that an applicant has applied for authority from the City to carry out a development proposal.

“Development regulations” means the controls placed on development or land use activities by the City.

“Development standard” means collectively, the elements, standards, mitigation measures and other requirements and conditions of development as set forth in this Code.

“Deviation” means a departure from the requirements of this Code when that departure is specifically approved by the Director and allowed by the terms of this Code.

“Diameter at breast height” or “DBH” means the diameter of any tree trunk, measured at four and one-half feet above average grade. For trees with multiple leaders at four and one-half feet height, the DBH is the combined cumulative total of branches greater than six inches in diameter at four and one-half feet above the average grade. If a tree has been removed and only the stump remains that is below four and one-half feet tall, the size of the tree will be the diameter of the top of the stump.

“Directional sign” means a sign limited to directional messages that assist with wayfinding, principally for pedestrian or vehicular traffic, including, but not limited to, signs indicating entrance, exit, one-way circulation, and drive-up window.

“Director” means the Director of the City of Issaquah Department of Community Planning and Development or the Director’s designee.

Discontinued. See “Nonconforming structure/use, discontinued.”

“Distribution center” means warehousing, shipping, and freight as a primary use that may include limited assembly or manufacturing activity that is accessory to the primary distribution function.

“Distribution line” means, in terms of electricity, the delivery of electrical power from a distribution substation to points of use, such as homes and businesses. Distribution lines operate at a nominal voltage less than 55 kilovolts (kV), usually 12 or 34 kilovolts.

“Ditch” means an artificially constructed watercourse designed to convey stormwater, agricultural runoff, or irrigation water. A stream or water of the State that has been artificially constructed or modified is not a ditch. See also definition of “Stream.”

“Dormer” means a roofed projection built out from a sloping roof into which a window is set to provide additional interior light and ventilation.

“Dripline” means an area encircling the base of a tree, the minimum extent of which is delineated by a vertical line extending from the outer limit of a tree’s branch tips down to the ground.

“Driveway” means the required traveled path to or through a parking lot for three or more vehicles. A “driveway” also refers to the vehicular access for a single-family home or duplex.

“Drug store/pharmacy” means an establishment engaged in the retail sale of prescription drugs, nonprescription medicines, cosmetics, and related supplies.

“DSHS” means the State of Washington Department of Social and Health Services.

“Duplex” means a building, located on one legal lot, containing two dwelling units designed exclusively for occupancy by two single households living independently of each other. A single-family dwelling containing an approved ADU is not a duplex.

“Dwelling” means a building or portion of a building designed for residential purposes which includes facilities for living, sleeping, cooking, eating and sanitation, including single-family, two-family, and multiple-family dwellings, but does not include hotels, inns, or motels.

“Dwelling, multifamily” means a building or portion of a building of three or more single households living independently of each other, such as apartments or condominiums, but not including hotels or motels.

“Dwelling unit” means a room or a suite of rooms in a building designed for and not occupied by more than one single household doing its own cooking therein, having not more than one kitchen facility, and including facilities for living, sleeping and sanitation. Also referred to as “unit.”

“Dying tree” means a tree is in an advanced stage of decline due to disease, insect infestation, or rotting and cannot be saved by treatment or pruning, or must be removed to prevent the spread of a disease/pest that would cause catastrophic decline in tree health and failure. (Ord. 3011 § 2 (Exh. B), 2023).