Every dimension belongs to an object and a drawing. Original room numbers, object marks, printed values and source regions stay together—even when the answer is unresolved.
464 of 464 photographs have extraction records, containing 27,517 properties. Initial image review is not exhaustive extraction: 0 photographs have passed the full-region check. 66 numbered sheets are reconciled. Modeling and architectural registration are separate work; these counts do not establish a complete building.
Download the structured register (JSON)Object: IMG1179 short steps at entry hall604
Printed values, calculations, image traces and observed counts are different kinds of evidence. “Verified” applies to the specific reading—not to the whole room or model.
4 count
Printed UP4 applies to short steps immediately south of entry604. Separate from adjacent internal metal stair UP22R; no installed count or riser height.
Drawing notation: UP 4
Printed UP4 applies to short steps immediately south of entry604. Separate from adjacent internal metal stair UP22R; no installed count or riser height.
Rubber tile tread note on short entry604 steps; no thickness or manufacture inferred.
Drawing notation: RUBBER TILE TREADS
Rubber tile tread note on short entry604 steps; no thickness or manufacture inferred.
Metal nosing note on same short entry604 steps; alloy/profile/fastening remain unknown.
Drawing notation: METAL NOSING
Metal nosing note on same short entry604 steps; alloy/profile/fastening remain unknown.
Source inventory is separate from the floor filters above. Select one drawing to inspect it; no drawing set is preloaded.