Accessibility Flashcards
Maximum height of carpet?
One half inch
Maximum vertical changing level?
1/4 inch
Maximum bevel
1:2
Maximum slope of any floor surface?
1:48
Objects may protrude how far into path of travel?
4 inches
Maximum pressure for operable parts?
5 pounds
Minimum clear width of accessible route?
36 inches
Threshold maximum height?
1/2 inch
Door hardware location?
Between 34 inches in 48 inches above floor finish
Opening door force?
5 pounds
Minimum ramp landing length?
60 inches
When are ramps required to have a handrail?
Ramps with rise greater than 6 inches
Floor surface of ramp must extend?
A minimum of 12 inches outside the railing
Height of curbs at ramps?
At least 4 inches high
Elevator button Heights?
Between 15 inches in 48 inches from the floor