Armrests with approximately square and oval cross-secti […]
Armrests with approximately square and oval cross-sections, with a maximum cross- sectional dimension of 2 inches (51 mm). The outer dimensions must be 4 to 4.8 inches (100 to 120 mm).
609.3 pitch. The distance between the wall and the handrail should be 1.5 inches (38 mm). The space between the armrest and the protrusions below and at both ends should be at least 1.5 inches (38 mm). The space between the armrest and the overhang should be at least 12 inches (305 mm).The outer diameter of a grab bar with a circular cross section is a minimum of 1¼ inches (32 mm) and a maximum of 2 inches (51 mm).Grab bars with non-circular cross-sections should have a maximum cross-sectional dimension of 2 inches (51 mm) and a minimum perimeter dimension of 4 inches (100 mm) and a maximum of 4.8 inches (120 mm).
The grab bar should be installed in such a way that it provides a gripping surface at the specified location and does not obstruct the required net floor space.
When applying a vertical or horizontal force of 250 pounds (1112 N) at any point on the grab bar, fastener, mounting device, or support structure, the material used must not exceed the allowable stress.
For example: the handrail and shower control device, the space between the shower accessories and the other handrails above should be at least 1.5 inches (38 mm).
The grab bar should be installed in a horizontal position, at least 33 inches (840 mm) above the ground at the top of the grip surface, and a maximum height of 36 inches (915 mm), unless the water level in the children ’s toilet meets 604.9, the grab bar should be installed horizontally The horizontal position should be at least 18 inches (455 mm) higher than the facing floor and a maximum of 27 inches (685 mm). The horizontal position should be the top of the grip surface.