AS1428.1 provides building designers, practitioners, regulators, and owners with the minimum design requirements for new building work to enable access for people with disabilities.
Some of the clarifications and updated requirements include:
Timber boards – installation requirements
Threshold ramps – a total length of 300mm from the face of the door
Walkway edges include kerb rails of 65-75mm high or 150mm high. Low walls of 450mm are no longer specified.
Handrail heights are allowed to vary on landings and include a 10mm construction tolerance
Handrail diameters are increased to 52mm to accommodate construction methods
Door reveals are required to have a max depth of 300mm
Viewing panel sizes in doors are defined
Grabrails can have a greater variation in height of 800-820mm
Backrest requirements and dimensions have greater details
Basins are allowed to intrude into shower circulation spaces as well as toilet pan circulation spaces
Gradients of bathroom floors where a linear drain is installed are to be 1:50-1:90
Heights of shower outlets have a greater range
More information on back flow devices
This standard is expected to be referenced by the National Construction Code (NCC) in 2022.
Stay tuned for more details at our upcoming end of year conference on 17th Nov 2021 in Perth