Ch.9 Barrier free design Flashcards
Federal law that requires all commercial and public accommodations be accessible to people with disabilities
Barrier free or universal design
Continuous, unobstructed pass connecting all accessible elements in space is in a building or facility. It includes court orders, doorways, Florence, ranch, elevators, Liz, and clear force base at fixtures
 accessible route
What is the minimum clear width for an accessible route
36 inches continuously and 32 inches at a passage point such as a doorway
What is the maximum distance to the passage point can be for accessible design
24 inches long
What is the minimum passage width for two wheelchairs
60 inches
What is the minimum clear force base required to accommodate one stationary wheelchair
30 x 48“
What is the minimum diameter circle that is required for a wheelchair to make a 180° turn
60 inches
What is the slope that an acceptable route may have
1:20
What is the minimum clear opening width of a door when opened at 90°
32 inches
What is the maximum depth of a doorway that is 32 inches wide
24 inches
What is the maximum threshold vertical change in elevation at doorways
1/4 inch
What is the maximum opening force required to push or pull open an interior hinged door
5 pounds
What is the minimum clear opening for a toilet stall
32 inches
What is the height of Grabarz above the floor
33 to 36 inches
