overall_length
UnresolvedW-201 shows a stair-following run and upper return, but no secure dimension is assigned to the complete rail path. Stair run or pixel length is not substituted.
Drawing notation: BRONZE RAIL; SEE DETAIL SH. 213; HALF PLAN; CENTER LINE OF ENTRANCE; 7'-0"
Section C-C establishes the stair-following profile; the HALF PLAN establishes the local centerline offset. W-201 local arrangement evidence only; no canonical world insertion is established.