Seattle SDCI Tip #312—Decks, Fences and Arbors for Single
Seattle Department of Construction sdciand Inspections Tip 312 Seattle Permits — part of a multi-departmental City of Seattle series on getting a permit What information will I need to apply for a deck Decks, Fences, and permit? Arbors for Single-Family For most decks, you will need: A site plan Homes in Seattle A scaled site plan that shows all structures on your Updated January 3, 2019 site, including the proposed deck. Your site plan dimensions must show that your deck meets our land use requirements for location and lot area cover- This Tip addresses the questions most commonly asked age. (See Tip 103, Site Plan Requirements) by homeowners wishing to construct decks, fences and An elevation drawing arbors. This information applies to single-family homes A scaled elevation drawing that shows the height on single-family and lowrise multifamily zoned properties. of the proposed deck (height above existing or final grade, whichever is lower), including any guardrails Decks vary widely in the scope of their construction; and stairs. Your elevation drawings must offer side you will need to get a permit for some. You generally views of structures, from the ground to the top of the do not need a permit to build a fence, but you need to structure. (See Tip 303, Applicant Responsibilities follow our regulations. You generally need a permit to and Plan Requirements for Single Family and Two- build arbors. Unit Dwellings) Construction notes Decks Your notes on your drawings should call out the size What type of permit do I need to build deck? and type of posts proposed (e.g., pressure treated wood), the method of support for the posts (e.g., Most decks on single-family zoned properties only require poured concrete footings), joist size, span and spac- a subject-to-field-inspection (STFI) permit.
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