Gripable Handrail Size
All handrails shall be
of one of the following types or provide equivalent grasp ability. The
minimum distance from the wall to the gripable handrail is 1 - 1/2
Circular : 1 1/4“ to 2“ in diameter.
Non-circular: 4” to 6 ¼” around graspable part with a maximum graspable diameter of 2".
Some building codes require the corner or edge of the handrail to have a minimum radius of no less than .125 or 1/8 of an inch. It's not hard to imagine people getting cut, bruised or even splinters, if this particular building code wasn't enforced.
Attention: Don't forget to check with your local building department to verify any building codes on this website. This information could be incorrect or outdated. Building codes are updated regularly and to some building departments have different interpretations for certain building codes.