AS/NZS 1428.4.1: 2009: Design for access and mobility – Means to assist the orientation of people with vision impairment – Tactile ground surface indicators
AS/NZS 1428.4.1 prescribes minimum requirements for Tactile Ground Surface Indicators (TGSIs) in new buildings and is referenced in the BCA and Premises Standards.
It provides guidance to ensure safe and dignified mobility of people who are blind or vision impaired.
Topics include warning and directional TGSIs, luminance contrast, size, location etc. Information on the installation of TGSIs is provided in the Appendices.
Please also note that the DSAPT references the older version of this Standard, AS 1428.4
A copy of AS/NZS 1428.4.1 can be sourced from the SAI Global website.