Spiral Staircase Regulations Scotland

Uk staircase regulations there are three main building regulations that relate to staircases generally referred to as part k m b.
Spiral staircase regulations scotland. The document governing spiral staircase building regulations in the uk is british standard 5395 part 2. K1 building regulations is the approved document which covers stairs ladders and ramps. The rules and regulations for spiral staircases are still laid out by the british standard 5395 although the scottish regulations still require the 900mm clear tread width for a main stair as opposed to the 800mm mentioned in the bs. Overall staircases in scotland are likely to be larger in width and length and take up more space than those elsewhere in the uk.
Domestic spiral staircases come under 2 aspects of the building regulations. Spiral staircases page of continental stairs. In k1 section 1 21 spiral and helical stairs the regulations refer you to a british standard bs5395 2 1984. This document is summarised in the table below with categories given for each spiral application and the relevant maximum riser heights and minimum widths.