Stair E · W225 longitudinal Section A-A
Research representation: none. Architectural checks: pending.
Basement · First floor · Second floor · Third floor · Fourth floor · Fifth floor · Original mark: A-A
Source-local architectural section; it establishes flight/landing relationships but not a building X/Z transform.
Source relationships · not a verified physical connection
- documents (printed, verified): Stair E · W225 lower-stories register
6 recorded properties
Still to extract or check- Exhaustive dimension transcription
- Flight-by-flight riser counts
- Construction thicknesses
- Building transform