stair · f1-stair-eModeling: not-modeled
STAIR 'E'
Research representation: boundary trace. Architectural checks: pending.
First floor · Original mark: E
Madison/Sixth side; between mailing platform and delivery room. qualitative visual relationship only; no coordinate trace
Source relationships · not a verified physical connection
- has opening (observed, unreviewed): Stair E / service work area door
- has opening (observed, unreviewed): Stair E / delivery room door
14 recorded properties
Still to extract or check- Circled numeric marks elsewhere in this plan are not assigned as room numbers. This record identifies an instance, not a completed room enclosure.
- Registered position and relationships
- Flight counts
- Landing elevations
- Tread and riser dimensions
- Exact floor opening
- Clear widths
- Headroom