A set of steps and rooms that is leading off to it in a large building, especially a school or college. The spiral staircase is a staircase that, turns constantly around a central axis at its rises. Here is the online Spiral staircase calculator which you can use to calculate the dimensions of your spiral staircase. Just enter the with the known values total rise, ideal rise, inside radius, tread length, rotation and tread depth in this Spiral stair calculator and submit to know the result.
The simple online Spiral staircase calculator above is a useful calculator for you to calculate the spiral staircase dimension to make your building decoratively appealing.