![]() ![]() So if possible don’t use it as the main stair of your house. The downside of this type of stair is that you can’t use it for moving large objects up and down. Here is an example of a wooden spiral staircase we built into a small bedroom in Paris to access an attic room: The very nature of a spiral staircase creates an elegant sweeping curve that can give an amazing decorative effect in any space. The image below shows a helical or spiral stair in elm that has no central post but it moves up in a stairwell that is less than 2mx2m:Ī spiral staircases can be made in wood, metal or stone and can often be not only a very useful space saver but also be a great architectural design feature for a room. Given this definition spiral and helical stairs can refer to the same stair when the inner turning point tends towards a very small arc. We’ve also got a way for you to use this software without ever having to buy it.Ī spiral staircase can be distinguished from a helical stair in that it evolves around a central post and the steps are supported by the post rather than a string. This article and video will show you how to build a spiral staircase using StairDesigner, our pro level design and manufacturing software. Public stairs are for use by large numbers of people at one time and used in places of public assembly.When you don’t have a lot of space to fit a stair, it’s useful to consider the option of a spiral staircase design. Minimum going from the centre of the tread: 250mm.Minimum clear width between core pole & handrails: 900mm (900 in Scotland).Minimum and maximum rise per tread: 150-190mm.It suits larger floor areas in a factory, shop or office or can be a common stair serving more than one dwelling. ![]() This category of stair is intended for use by larger numbers of people some of whom maybe unfamiliar with it.
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