Curved house plan layout with circular stair and dimension design

Curved house plan layout drawing showing multi level floor arrangement with circular staircase and radial wall design. The layout includes room distribution, living spaces, kitchen and service areas with clear circulation paths. Spiral stair detail is centrally positioned with step geometry and radius dimensions clearly marked. Curved boundary walls and structural alignment define spatial flow and internal connectivity. Dimension lines indicate overall width, radius and room sizes for accurate planning. This AutoCAD files drawing helps in understanding complex residential layout, curved architecture and stair detailing.