Locate the carrying framing.
Show the upper stair junction in the deck drawings, including what the stringers connect to.
Decks · Navy Yard City, Washington
Decks in Navy Yard City with timber stairs needs the stringers’ connection to the carrying deck framing identified.
The tread-board specification does not explain what carries the stair flight at its upper end. Ask for the actual connection detail before that area is concealed by trim.

Deck construction
Ask the designer to identify the carrying header or rim arrangement and the specified stringer connection. Keep the selected connector, compatible fasteners and supporting framing in the actual design documents. If the existing top connection is being retained, have its condition and suitability assessed rather than assuming new treads establish a complete stair repair.
Show the upper stair junction in the deck drawings, including what the stringers connect to.
Ask the designer to identify the actual connector and fastening requirements for that arrangement.
Have the provider document what remains usable and any correction needed before covering the junction.
Before work begins
Confirm County or city jurisdiction for the parcel and include the stair flight, connection work and retained construction in the reviewer’s deck documentation. Use basic guides only within their actual limits.
A photograph of a hanger does not establish capacity, fastener compatibility or the adequacy of the carrying framing. Keep those decisions with the qualified designer and installer.
Ask for the separate stringer-to-framing connection detail.
Have the designer specify the actual connector, fasteners and carrying construction.
Have the retained connection assessed and any needed correction included in the scope.
Share available deck drawings and any existing stair repair or replacement proposal.