Spiral Stair

Spiral Stair is a CAD drawing, filed under Stairs in CAD Drawings. The download is a 399 KB .dwg file. Tagged Stair. It opens in AutoCAD. Insert it into a drawing, or reference it externally, and it lands as editable CAD geometry. It sits with the Architecture content on Archade. Migrated to Archade from dwgmodels.com. The file, its categorisation and its imagery are carried across unchanged. Released under CC0 1.0 — public domain, commercial use included, no attribution required.