Staircase calculator

Calcolatore per Scale

L'altezza verticale di un gradino.
La profondità dove si poggia il piede.

The UtileApp Staircase Calculator is a practical tool that helps you design and size a staircase correctly by calculating the number of steps, riser height, tread depth, slope, and total run, according to the Blondel ergonomic rule.

Main Features

  • Enter the total height to be overcome and the available space
  • Choose the staircase type:
    • Straight
    • L-shaped (with landing)
    • U-shaped (double flight)
    • Spiral
  • Set the ideal riser and tread, width, and material

The calculator automatically provides:

  • Number of steps
  • Effective riser height and tread depth
  • Total run length and inclination angle
  • Blondel rule check (2R + T ≈ 62–64 cm)
  • Estimated total cost, with optional VAT
  • Custom notes for indoor or outdoor use

Summary

Ideal for architects, surveyors, builders, and DIY enthusiasts, this tool helps design ergonomic, comfortable, and safe staircases, ensuring optimal proportions and compliance with design standards.