Staircase Building Regulations UK. For public stairs, open risers are not allowed at all, though glass risers can be used to achieve a similar aesthetic. 0. In the UK there are nearly as many deaths each year from For most staircases, the building regulations require the centre of the winder tread depth (dimension “A”) must be equal to or larger than the  depth of the going on the straight flight (dimension "B"). As a result, there are many buildings in existence which do not meet the current ... • The effects of riser height on fatigue ... UK Statistics Most stair injuries occur in the home. Please check with a building inspector for your individual requirements. When it comes to a domestic staircase in the British stair regulations (pdf document), the definition goes like this: “a stair intended to be used for one dwelling”. Without a 16mm overhang, it would make the overall going on the staircase very long to accommodate at least a 220mm tread. In a 1m x 1m space this innovative design can access small areas of the home reserved usually for ladders. UK Staircase Regulations. When planning your stairs, remember these handrail rules… If difficulties arise, some building control officers may allow you to build a newel out from the wall to meet the regulations. To assist you with your design ideas, budget calculation and any regulations, why not use our simple step-by-step 3D Stair Creator tool, and our team of designers will provide accurate drawings and costings, and of course advice upon receipt of your concept design. Utility - are for serving a place where a substantial number of people will gather. Proper dry riser installation is important as tall buildings need an effective firefighting system that can cover all floors for an immediate source of water that the fire service can access in an emergency. Staircase Building Regulations are covered by further regulations Parts M1 and M2. The maximum pitch of general access (semi-public) stairs is: 38° Maximum. 3) The slip resistance of the tread surface of a Stair Nosing: Building Regs M and BS8300. Maximum 7-3/4 inch stair riser height. It is not considered excellent practice. June 30, 2019 This does make the staircase narrower but may be the only option. NCC Part 3.9.1.2 – Riser and Going Dimensions. Common Serving more than one dwelling. Minimum Going: 220mm. You do not need a handrail on the first two steps up. This means that most Building Inspectors do not like them but they are extremely useful for loft conversions where space is limited. Below is a comprehensive guide to staircase regulations but, if you have any additional questions, please feel free to call us on 01938 553 311 or email webenquiries@pearstairs.co.uk and we’ll get back to you as soon as possible. General Access- are defined as offices, disabled, factories and common stairs serving more than one dwelling. Phone Pear Stairs on 01938 553311. For public stairs, regulations are currently asking for no open risers. JavaScript seems to be disabled in your browser. Width of flights 2.12 The minimum unobstructed Without a 16mm overhang, it would make the overall going on the staircase very long to accommodate at least a 220mm tread. If you require an exterior ramp, try the Interclamp. Open Risers In this section we will cover regulations pertaining to srtaircases, including; staircase dimensions, stairtcase steepness, required headroom space, winder restrictions, landing regulations, handrail specifications, staircase pitch and more. If the staircase is only a secondary one and serves only one room though, it should be 60mm wide with a rise of 220mm and step length of no more than 145mm. Well if you look in the … If stairs are more than 1000mm wide it must have a handrail on both sides. In order to meet building regulations, the winder treads are both equal and greater than the straight threads. The Occupational Safety and Health Administration (OSHA) has many regulations regarding stairs, stair railings and handrails. Utility (Public)Maximum Rise: 190mm. This is pretty straightforward wording, meaning that this kind of stairs can only be used for one house or flat and the stairs must be situated in that specific apartment. In that case, these two flights can have different rises compared to each other. Please note: If stairs are more than 1000mm wide you must have a handrail on both sides. They are also prohbited in public properties. Domestic spiral staircases come under 2 aspects of the Building regulations depending upon their usage . Although no minimum rise or maximum going are specified above, building regulations do stipulate that the rise multiplied by 2 plus the going should be between 550mm and 700mm (Rise x 2 + Going = 550-700mm).To shop for wooden staircase treads, click here. 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