Part 3 - Disability Services Commission

calculator to determine slope/gradient of ramps. ... Are all of the stair risers enclosed? (AS1428.1 – Clause 11.1 (c)) 44. Does the top of the nosings of the treads/goings have a contrasting strip of colour or texture with a minimum luminance contrast of 30 per cent of between 50–75mm in depth, across the full width of the step? ... ................
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