Main entrance · W415 P1 page-left slab field
Research representation: none. Architectural checks: pending.
First floor
7 recorded properties
Still to extract or check- closed P1 slab polygon and exact edge ownership on W-415
- printed plan dimensions or accepted control points for the selected P1 field
- P1 top and bottom historic elevations
- stone finish build-up and its offset above P1
- registered W-415 to W3 transform using common physical faces or axes
- whether the page-left P1 field is the lower landing, adjacent apron or another slab zone
- as-built confirmation