Stair nosing is the common term for the slightly protruding, front edge of each stair in a staircase. Gradus stair edgings (stair nosings) can help to reduce accidents on stairs as well as helping to provide an ‘inclusive’ environment giving access to all building users. Luminance contrast requirements for stairs. "All nosings are made apparent by means of a permanently contrasting material 55mm wide on both the tread and riser." This means the contrasting strip must be a ‘single strip’ and of ‘ one colour’ only. 50mm to 65mm wide on the tread and 30mm to 50mm on the riser. The difference in these values should be greater than a factor of 30. For example, the LRV contrast between the stair edging and the floor covering. Stair Nosings. For common access areas in buildings that contain flats. It can take many forms, but in commercial and industrial settings, high-visibility, anti-slip stair nosing is generally fitted to prevent stair users from tripping or slipping. That the building is a non-domestic building or a dwelling that is newly built; That the building is an existing non-domestic building which has been extended or undergoes a material alteration; or. The Light Reflective Value (LRV) is a defined measurement that illustrates the amount of light that is reflected from a surface stated as a percentage. Exception: A nosing is not required where the tread depth is a minimum of 11 inches (279 mm). The radius of curvature at the leading edge of the tread shall be 1/2 inch (13 mm) maximum. Quantum Flooring offers a range of stair nosing profiles that provide best practice solutions to the Equality Act requirements of the BRE approved document M (formerly known as the DDA). There has been guidance in place since 2004 on the access to and use of buildings which is important for owners, landlords and occupiers to understand. This document covers the requirements of access to and use of buildings. This guidance is primarily focused on the provisions made to help disabled people, including those who are visually impaired that are visiting a building. Contrasting Coloured Nosing Our Glow In The Dark anti-slip nosings are constructed using photo luminescent resins. A nosing is not required where the tread depth is a minimum of 11 inches (279 mm). This visual contrast is particularly relevant to a range of non-residential buildings including: The current regulated guidance, which is also highlighted in the BS8300:2009 codes of practice, is that sufficient visual contrast is required if the LRV of the contrasting surfaces exceeds 30 points. Medium Grit Anti-Slip Stair Nosing Medium grit is our most popular product, for wet, frosty and oily conditions. As a slip resistant stair part fitted onto the nose of each step, they help to clearly define the steps on a stair when a contrasting colour to the stair floor covering is chosen. So, since the minimum tread size is 10”, a nosing will extend the tread depth to between 10-3/4” and 11-1/4”. Stair Tread Covers can be cut to exactly fit your stairs on the width and the depth (going) and Stair Nosings cut to width. Provide a stair with steps that comply with all of the following guidance; • Make step nosings apparent: use a material that will contrast visually. Recommendations say that all stair nosings should be distinguishable through contrasting brightness. Building designers and architects need to adhere to the relevant building regulations that will apply to the structure under consideration. When it comes to anti-slip products, you need a brand that you can count on to deliver when it matters most. Building Regulations (K&M), BS8300 and BS9266 state that the Tread should measure 50-65mm and the Riser 30-55mm, to meet the requirements. That it is a pre-existing building or part of a pre-existing building undergoes a material change of use to a hotel or boarding house, institution, public building or shop.