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Adapting Environment
Adapting Homes and Other Environments for Accessible Use
Question | Answer |
---|---|
How far should interior railings be mounted from the wall to ensure ease of grasp? | 1.5" |
How high should exterior railings be placed for walking individuals? | waist height, or about 34"-38" high |
What is the ideal diameter of railings? | 1.5-2", and they should have non-skid surfaces |
How should an entrance door be measured? | open door to frame; not frame to frame |
What is the space needed to accommodate a door swing? | a minimum of 18" for those using walkers, and a minimum of 26" for those using wheelchairs |
Which type of door handle is more functional, lever handles or round knobs? | lever handles |
What is the average width of a wheelchair? | 24"-26" rim to rim |
What is the minimum clearance width for doorways and halls to ensure wheelchair accessibility? | 32" for doorways and 36" for halls, but 36" is ideal for both |
How could you add 3/4" in width to a doorway? | remove the doorstop |
How could you add 1.5"-2" in width to a doorway? | replace existing hinges with offset hinges |
What is the average length of a wheelchair? | 42"-43" |
How much space is needed to ensure 360 degrees of turning space for a wheelchair? | 60" x 60" |
What is the minimum and maximum height a wheelchair-bound individual can reach forward from sitting? | 15"-48" |
What is the minimum and maximum height a wheelchair-bound individual can reach sideways from sitting? | 15"-48" without obstructions, 15"-46" with an obstruction |
How wide should the aisle adjacent to a parking space be to allow wheelchair maneuverability? | 4' |
How wide should pathways and walkways be for wheelchair accessibility? | 48" |
What is the minimum width a ramp should be to allow for wheelchair accessibility? | 36" |
What is the ratio of slope to rise required for a ramp? | 1:12 (for every 1" of vertical rise, 12" of ramp is required |
What is the average height for ramp railings? | 32" |
How big must a ramp landing be? | 4' x 4' (4' x 8' if the ramp involves a 180 degree turn) |