Modern Spiral Staircase 3D Model – Architectural Stair Design – SketchUp 2018

This Modern Spiral Staircase 3D Model is designed as a space-efficient vertical circulation element, ideal for contemporary architectural and interior projects.

The staircase features a clean spiral geometry with a central structural column, making it suitable for residential, commercial, loft, and multi-level interior spaces. Its compact footprint allows it to be used in areas where traditional staircases are not practical, while still maintaining a strong architectural presence.

This model is non-parametric, cleanly modeled, and fully editable, making it easy to adapt for different floor heights, materials, and design concepts. Delivered in SketchUp 2018 format, it is optimized for smooth workflow integration, rendering, and client presentations.

⭐ Key Features

• Fully editable SketchUp (.skp) file – 2018 format

• Modern spiral staircase with central column

• Compact and space-saving stair design

• Clean geometry and organized structure

• Suitable for architectural visualization and renders

📌 Ideal For

• Duplex and loft interiors

• Residential stair solutions

• Modern commercial interiors

• Showrooms and galleries

• Architects, interior designers & 3D visualizers

📁 Included Files

• 1× SketchUp file (.skp – 2018)

• Clean, organized model structure

• Ready for material customization and rendering