But i happen to come accross the site http:\\inducta.Com.Au\ where they talk about a software for the design of helical staircase in addition to other tools. Re: helical stair design 11. Listed below are gallery about helical stair design structural engineering general, , etc.
Helical staircase cobra design with white strings and curved glass railing find more helical stairs on our homepage www stairs siller com glass stairs wood stairs wood handrail glass walls stair steps stair railing wooden staircases stairways spiral staircases another helical stair with floating treads
Link https www structuraldetails civilworx com shop reinforced concrete details reinforced concrete spiral helical staircases reinforcement details
A spiral staircase can make an eye catching addition to any multi level home or structure building a spiral staircase is a bit more complicated than building a regular staircase but with the right tools and careful planning it x27 s still within the average homeowner x27 s budget and skillset
Suppose that we design a spiral staircase to the angle of rotation of 360° a diameter of 2 and 3 m high getting to the design of the stairs the circumference of the ladder fig 13 14 rotation of 360° is calculated using the formula l 2πr
The design moments for the stairs and landing may be determined by a simple static solution finite element methods may be used for the structural analysis of the entire staircase or two seperate parts may be assumed as independent and behave similar to a simply supported beam p d stairs p d landing æ c å æ