Zoning Districts | District Standards—Density and Dimensions
T. Setbacks—Projections and structures allowed
c. Eighteen inches into a side yard setback;
Provided, that the required setbacks from regional utility corridors of SDC 21.04.030Q., as allowed in the environmentally critical areas of SDC 21.03.020V., the adjoining half-street or designated arterial setbacks of SDC 21.04.030S. and the sight distance requirements of SDC 21.04.030W. are maintained, structures may extend into or be located in required setbacks, as follows: 1. Fireplace structures, bay or garden windows, enclosed stair landings, closets, or similar structures may project 30 inches into a rear yard or front yard setback and 18 inches into a side yard setback, provided such projections are:
5. Fences in accord with SDC 21.06.020E.1.;
6. Rockeries, retaining walls and curbs may project into or be located in any setback provided these structures: a. Do not exceed a height of six feet in the R-1 through R-18 zones; b. Do not exceed the building height for the zone in commercial zones, measured in accordance with the standards established in the International Building Code, SMC Title 16; and
c. Are in accordance with the requirements in SDC 21.03.020, Environmentally Critical Areas;
a. Limited to two per facade; and
b. Not wider than 10 feet;
7. Fences located on top of rockeries, retaining walls or berms are subject to the requirements of SDC 21.06.020E.; 8. Telephone poles and lines; power poles and lines; cable TV and Internet lines; light and flagpoles; trellises not exceeding eight feet in height, not wider than 10 feet; culverts; underground water facilities; underground sewer facilities; and accessory facilities for the provision of utilities, such as drains, but excluding electrical and cellular equipment cabinets, and similar utility boxes and vaults; 9. The following may project into or be located within a setback, but may only project into or be located within a rear yard or side yard setback area if an agreement documenting consent between the owners of record of the abutting properties is recorded with the King County Department of Records and Elections prior to the installment or construction of the structure:
2. Uncovered porches and decks that exceed 18 inches above the finished grade may project five feet into the front yard setback; 3. Uncovered porches and decks not exceeding 18 inches above the finished grade may project to the street property line;
4. Eaves may not project more than:
a. Twenty-four inches into a rear yard or front yard setback; or b. Eighteen inches across a lot line in a zero lot line development, provided there are appropriate easements, and that any neighboring building and its associated eaves are 10 feet from the lot line; or
210 | Title 21: Sammamish Development Code
Effective | January 1, 2022
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