The design of spiral staircases potentially makes them tricky to navigate and building code requirements for spiral stairs are focused on making them as safe.
Spiral staircase fire escape regulations.
For example an internal stair in a dwelling serving one room not being a living room or a kitchen an access stair to an office not used by the public or spiral fire escape.
The document governing spiral staircase building regulations in the uk is british standard 5395 part 2.
This type of spiral or helical stairs is intended for use by a limited number of people who are generally familiar with staircase.
Spiral fire escapes see images below elite spiral fire escapes are available for most building situations both internal and external and can be installed to fit almost any height and type of building.
For example an internal stair in a dwelling serving one room not being a living room or a kitchen an access stair to an office not used by the public or spiral fire escape stairs for a small number of people.
If your spiral staircase complies with bs5395 then it also complies with k1 building regs.
A a small private stair intended to be used by a limited number of people who are generally familiar with stair for example an internal stair in a dwelling serving one room not being a living room or a kitchen access stair to a small room or plant in an office shop factory not used by the public or fire escape for.
Our spiral stair building code and ibc stair code specifications provide technical details about the different code and non code packages we offer for commercial and residential projects.
Summary table bs 5395 part ii categories of stairways.
Spiral stairs building regulations.
Category a small private stair.
These specifications show standard stair dimensions for height tread degree rotation degree and many more details for each salter spiral stair product type.
Spiral uk specialise in the design manufacture and installation of metal fire escape stairs.
Your fire escape will meet all uk building and fire regulations and will be durable and customisable to fit your situation.
This document is summarised in the table below with categories given for each spiral application and the relevant maximum riser heights and minimum widths.
Our stairs have been supplied to colleges industrial sites offices holiday resorts and the mod.