Spiral Staircase Design Calculation

Draw a rough sketch to see where the entry step will be.

Spiral staircase design calculation.

Inside stringer tread points winding up and around inside of stairs from top of first rise to upper floor. If you do it manually you need to start from landing platform coming down. Below shown is a spiral staircase design. Inside plumb tread points vertically plumb.

This free stair calculator determines stair parameters such as rise total run and angle stringer length based on height run tread and headroom requirement. The walkline is located half way along the stair width method 3. D1 staircase overall diameter determined my the distance between end points of two steps which point opposite directions. For convenience and flexibility this stair stringer calculator comes in two forms the automatic and manual.

Otherwise a simple way is to use a stair calculator you find on the web. When drawing manually it is better to start from the landing platform in a downward movement. Explore a number of building and housing related calculators as well as hundreds of other calculators involving topics such as finance math fitness health and more. The walkline is located 2 3 of the way along the stair width measured towards the inner handrail method 4.

The walkline is located 50cm 20 from the outer handrail. Spiral staircase step height can be greater than the height recommended for mid flight of stairs. The design of the future spiral staircase and the calculation of its parameters can be completely handled. Here below an example of a popular spiral staircase design.

With standard formulas you can calculate the required data for the ladder. Develop a spiral staircase layout with the obtained details. Draw the spiral staircase plan spiral staircase design calculation. Or choose any stair calculator available on the web.

The walkine is located 50 cm 20 from the inner handrail or in the centre if the stair width is less than 1m 40. Outside stringer tread points winding up and around outside of stairs from top of first rise to upper floor. Draw a rough sketch on where the entry step starts. It is worth noting that you can calculate the necessary data using the online calculator or standard formulas.

Stair calculator the stair calculator is used for calculating stair rise and run stair angle stringer length step height tread depth and the number of steps required for a given run of stairs.