Design for Access & Mobility AS1428.1 Building Code of Australia (BCA) 2009 Use for clients with exceptional needs: Powered mobility device, bariatric, amputee: Gradient Gradient Height Height Length Distance before Width Length min Kerb required Handrail required Landing required min max min max max landing: max No max 15m (for 1:20) Not if ground Not if ground abutting is Not for shallower than Walkway 1000mm 1:20 specified 25m (for 1:33) abutting is level level 1:33 9m (for 1:14) Ramp 1000mm 1:14 1:20 190mm Yes Both sides Yes 15m (for 1:20) Both side, or if not, then Step ramp 1000mm 1:10 1:10 35mm 280mm Yes Yes 190mm high kerb No. Tapered Threshold Not spec 1:8 1:8 Not specified No 35mm 450mm edges required No 1000mm turn:1200mm Where possible for Landing Fig 31 at Between ramps Turn:1500mm AS continuous path of travel doorway Fig 31 at doorway Landing Not Not spec 750mm No No spec BCA 300mm Handrail 865mm 1000mm beyond ramp/step Yes = Tread + required Stairs 1000mm BCA As per BCA Both sides BCA AS circulation space Risers Not spec 115mm 18 risers 190mm Yes, for more than 2 risers BCA Goings Not spec 240mm 355mm BCA
Use for clients with exceptional needs: Powered mobility device, bariatric, amputee: Design for Access & Mobility AS1428.1 Building Code of Australia (BCA) 2009 Width Gradient min Gradient max Height min Height max Length min Length max Distance before landing: max Kerb required Handrail required Landing required Walkway 1000mm 1:20 No max specified 15m (for 1:20) 25m (for 1:33) Not if ground abutting is level Not if ground abutting is level Not for shallower than 1:33 Ramp 1000mm 1:14 1:20 190mm 9m (for 1:14) 15m (for 1:20) Yes Both sides Yes Step ramp 1000mm 1:10 1:10 35mm 190mm 280mm Yes Both side, or if not, then high kerb Yes Threshold Not spec 1:8 1:8 35mm 450mm No. Tapered edges required Not specified No Landing AS 1000mm Fig 31 at doorway No turn:1200mm Turn:1500mm Fig 31 at doorway Between ramps Where possible for continuous path of travel Landing BCA Not spec 750mm Not spec No No Handrail 865mm 1000mm 300mm beyond ramp/step Stairs AS 1000mm BCA BCA As per BCA Both sides Yes = Tread + required circulation space Risers BCA Not spec 115mm 190mm 18 risers Yes, for more than 2 risers Goings BCA Not spec 240mm 355mm
Access%20and%20mobility%20reference%20charts%20AS1428%201.docx