Environmental Considerations

Question 1

Standard Adult Wheelchair Dimensions

Answer 1

• width = 24-26 inches (rim to rim)
• length = 42-43 inches
• height = 36 inches
• height arm rests = 29-30 inches

Question 2

Turning Clearance requirements

Answer 2

360 deg = 60 x 60 inches

90 deg = 36 inches

Question 3

Minimum Clear Width for doorways/halls

Answer 3

32 inches

(36 is ideal)

Question 4

Forward and Side Reaching Heights

Answer 4

High forward reach = max of 48 inches

Low forward reach = 15 inches from floor

Side Reach = 24 inches

Question 5

Door Swing Area

Answer 5

minimum 18 inches = walker

26 = wheelchair

Question 6

Stair Height for WC

Hand Rails

Answer 6

Uniform = 7 inches high, 11 = depth

Handrails = 32 inches high,

Question 7

Bedroom Clearance

Answer 7

3 ft on side of bed for WC transfers

Question 8

Height of Wall Switches and Outlets for WC

Answer 8

Wall switches = 36-48 inches high

Outlets = 18 inches high

Question 9

Toilet Seat Height and Grab Bar Position

Answer 9

Toilet seat = 17-19 in

Grab Bars = 33-36 inches

Question 10

Kitchen Counter Accomodations

Answer 10

no higher than 31 inches

no deeper than 24

Question 11

Ramps for WC

Answer 11

slope to rise ratio = 1:12

width = min 36 in

handrail for amb = 34-38 in and should extend 12 in beyond top of ramp

Question 12

WC accomodations for Parking

Answer 12

minimum of 4 foot aisle