This staircase with a rustic look may be assembled with or without risers. The depth of the treads is 22 cm, the going of step is 19 cm and the width of the staircase is 90 cm.
Straight version
Made up with 13 treads, the staircase allows a maximal height of 280cm (or 305 cm with bullnose step)
Made up with a straight flight of 11 treads and a winder tread of 3 treads, this staircase allows a maximal height of 300 cm (or 325 cm with bullnose step).