Knobs that require a full hand grip and turning including round door knobs and shower controls do not comply because they require twisting of the wrist.
Ada pull handle requirements.
Handles pulls panic bars door hardware ada compliant locks exit devices handles pulls latches and other operable parts on doors shall comply operable parts of such hardware shall be 34 inches minimum and 48 inches maximum above the finish floor or ground.
Stationary knobs with a shape that can be loosely gripped also are acceptable.
A minimum of 10 inches is required from the bottom of pull handle to the finished floor on the corridor side.
Door openings shall provide a clear width of 32 inches 815 mm minimum.
Reach ranges for children are lower than 48.
ü locking ladder pulls must have a lever actuator not a typical thumb turn requiring a push as well as turn rotation.
For this reason a maximum opening force is not specified for exterior hinged doors.
Standard u shaped pulls and lever shaped handles are acceptable.
Clear width is 32 inches 815 mm minimum measured from the one side wall to the face of the opposite side wall.
The minimum force needed to ensure proper closure and positive latch usually exceeds the accessible limit of 5 pounds of force lbf required at other doors.
ü sliding or swing door hardware must not require more than 5 pounds of force to operate.
In general the requirements are a minimum of 32 in width and a maximum of 48 and the door must open to 90 degrees.
Ada requirements state the pull or handle should be easy to open with one hand without twisting the wrist or using any tight grasping or pinching motion.
Section 404 of the ada states.
Doors not requiring full user passage such as shallow closets may have the clear opening reduced to 20 in 510 mm minimum.
According to the ada standards for operable parts 308 the cabinet handle cannot be mounted higher than 48 above finished floor aff for applications which allow for a forward or side approach in a wheelchair to the object.