Accessibility Design Guidelines Guardrail Curb Ramp 1100 mm (max.) 5 NO PARKING 1 50 2600 mm Height 600 mm (min.) 150 mm (min.) 900 mm - 1000 mm Stroke Centre Width June 2011 Table of Contents 1.0 Introducti on Mandate ...........................................................................................................................................3 1.1 Regulatory Framework ............................................................................................................. 5 1.1.1 The Ontarians with Disabiliti es Act (ODA, 2001) ............................................................... 5 1.1.2 The Accessibility for Ontarians with Disabiliti es Act (AODA, 2005) ................................... 6 1.1.3 Standards Development Process Under the AODA ............................................................ 7 1.1.4 The Ontario Human Rights Code (OHRC) ............................................................................8 1.1.5 The Ontario Building Code (OBC, 2006) .............................................................................9 1.1.6 The Ontario Planning Act .................................................................................................... 9 1.1.7 Scope and Applicati on ..................................................................................................... 10 1.1.8 Existi ng Barriers and Conditi ons .......................................................................................12 1.1.9 Implementati on Alternati ves ............................................................................................13 1.2 Guideline Organizati on ...........................................................................................................13 1.2.1 Tables, Figures and Graphics ............................................................................................ 13 1.2.2 Dimensions ....................................................................................................................... 14 1.2.3 Defi niti ons ........................................................................................................................ 14 1.2.4 Feedback Form ................................................................................................................. 14 1.2.5 Referenced Secti ons .........................................................................................................14 2.0 Common Elements Contents 2.1 Ground and Floor Surfaces ......................................................................................................17 Applicati on.................................................................................................................................. 17 2.1.1 Surfaces ............................................................................................................................. 18 2.1.2 Carpets .............................................................................................................................. 19 2.1.3 Floor Mats ......................................................................................................................... 19 2.1.4 Grati ngs and Covers ...........................................................................................................20 2.2 Ramps .....................................................................................................................................21 Applicati on .....................................................................................................................................21 2.2.1 Design Features ................................................................................................................. 22 2.2.1.1 Running Slope ......................................................................................................22 2.2.1.2 Cross-Slope ..........................................................................................................22 2.2.1.3 Edge Protecti on ....................................................................................................23 ii Markham Accessibility Design Guidelines 2.2.1.4 Tacti le Walking Surface Indicators (TWSIs)...........................................................23 2.2.2 Landings ............................................................................................................................. 24 2.2.3 Handrails and Guards ........................................................................................................ 25 2.2.3.1 Handrails ..............................................................................................................25 2.2.3.2 Guards ..................................................................................................................26 2.3 Stairs .......................................................................................................................................27 Applicati on .....................................................................................................................................27 2.3.1 Design Features ................................................................................................................. 28 2.3.1.1 Treads and Risers .................................................................................................28 2.3.1.2 Nosings .................................................................................................................28 2.3.1.3 Tacti le Walking Surface Indicators (TWSIs)...........................................................29 2.3.2 Guards and Handrails ........................................................................................................ 29 2.3.2.1 Guards ..................................................................................................................29 2.3.2.2 Handrails ..............................................................................................................29 2.4 Guards and Handrails ..............................................................................................................31 Applicati on .....................................................................................................................................31 2.4.1 Guards ............................................................................................................................... 32 2.4.2 Handrails ............................................................................................................................ 32 2.5 Overhanging and Protruding Objects .......................................................................................33 Applicati on .....................................................................................................................................33 2.5.1 Headroom Clearance ......................................................................................................... 34 2.5.2 Protruding Objects............................................................................................................. 34 2.6 Rest Areas ...............................................................................................................................35 Applicati on .....................................................................................................................................35 2.6.1 Design and Layout ............................................................................................................. 36 2.7 Drinking Fountains ..................................................................................................................37 Applicati on .....................................................................................................................................37 2.7.1 Design and Layout ............................................................................................................ 38 2.7.1.1 Clear Floor Space Requirements and Approach ...................................................38 2.7.1.2 Knee and Toe Clearances .....................................................................................39 2.7.1.3 Operati ng Controls ...............................................................................................39 2.7.1.4 Water Spout .........................................................................................................39 Markham Accessibility Design Guidelines iii 2.8 Tacti le Walking Surface Indicators ...........................................................................................41 Applicati on .....................................................................................................................................41 2.8.1 Design Features ................................................................................................................. 42 2.8.2 Truncated Dome Specifi cati ons ......................................................................................... 42 2.9 Public Telephones ...................................................................................................................43 Applicati on .....................................................................................................................................43 2.9.1 Provision ............................................................................................................................ 44 2.9.2 Design and Layout ............................................................................................................