The grab bar must extend at least 12 inches 305 mm from the centerline of the water closet toward the side wall and at least 24 inches 610 mm from the centerline of the water closet toward the open side.
Ada grab bar height off the floor.
For horizontal grab bars the ada standards require a height between 33 and 36 inches from the finished floor of the bathroom shower or tub.
The rear grab bar can be split or shifted to the open side to accommodate the required location of the flush control valves.
Ada figure 609 3 dimensions for rear grab bar installation.
For 3 and 4 year olds bars should be 18 20 inches from the floor for 5 to 8 year olds bars should be 20 25 inches and for 9 to 12 year olds grab bars should be 25 27 inches.
The standard ada height for most grab bars is between 33 to 36 inches off the floor.
A 36 inches 915 mm minimum length grab bar mounted 33 36 inches 840 915 mm above the finish floor is required behind the water closet.
This is a good starting range.
It is helpful to use this range as a guide for placement but the most important part is selecting a height that feels comfortable and secure for the person using them.
Each grab bar shall be installed 15 inches 380 mm maximum from the head end wall and 12 inches 305 mm maximum from the control end wall.
The bar can be in a recessed area on the shower wall if the recess is at least 3 inches deep and has a space of 18 inches above the top of the rail to allow easy access to the bar.
However ada standards recommend that rear grab bars be installed at the height of between 33 and 36 inches above the finished floor of the tub shower or bathroom.
Ada accessible bathrooms for kids should have grab bars at heights of 18 27 inches depending on the primary age group using the bathroom.
Grab bars in a.
Ada specifies that grab bars must be positioned between 33 and 36 inches above the floor so centering the bar at 34 5 inches ensures you will fall within this range.
The rear grab bar shall be permitted to be 24 inches 610 mm long minimum centered on the water closet where wall space does not permit a length of 36 inches 915 mm minimum due to the location of a recessed fixture adjacent to the water closet.
Generally grab bars should be installed at whatever height is most appropriate for their primary user.