Obtain the system record.
Ask for the documentation that identifies components and reserve areas. Have the appropriate reviewer resolve uncertain locations before the layout is treated as ready for construction.
Decks · Bainbridge Island, Washington
Decks in Bainbridge Island should be located on the property plan before the board selection becomes the main decision. For a septic-served property, establish the system and reserve-area locations before drawing posts, stairs or a detached platform.
A platform that seems to fit the yard may conflict with information absent from a landscape sketch. Use property records and the appropriate reviewers to establish the usable layout.

Deck construction
Bring the existing septic documentation to the designer and ask what needs confirmation with Kitsap Public Health District. Mark the intended platform and circulation route without assuming a visible tank lid identifies every system component. Compare attached and detached concepts only after the relevant site constraints are identified.
Ask for the documentation that identifies components and reserve areas. Have the appropriate reviewer resolve uncertain locations before the layout is treated as ready for construction.
Include the whole proposal when discussing the site: platform, stairs, footings and intended routes to the house and garden. A surface outline alone leaves below-grade work unresolved.
Tell the designer whether the platform attaches to the dwelling and which entry it serves. Keep those facts with area and height information when the City determines the building-review path.
Before work begins
The City deck checklist specifically directs septic-served properties to confirm system components and drainfield reserve areas with Kitsap Public Health District. Start the layout discussion with that record.
The City residential guidance describes a limited deck building-permit exemption based on several conditions together. Ask staff to confirm the actual design; land-use restrictions can still apply even where the building permit is exempt.
Obtain the applicable system and reserve-area information and have uncertain locations resolved before footing positions are finalized.
No. Ask staff to review all the exemption conditions and the actual layout, including height, area and entry served.
Include them and the support concept so the site discussion addresses the full proposed work rather than only the deck surface.
Share deck dimensions, entry use and available septic records. Tell us whether you are comparing a detached platform with an attached deck.