height of stair handrail by code
ïª Handrails are only permitted to be interrupted by a newel post at a landing per FBC-R 311.7.8.2, Exception 1. ïª Handrail height, measured above the stair tread nosing, shall be uniform, not less than 34 inches and not more than 38 inches per. FBC-R 311.7.8.1. ïª Handrails with a circular cross-section shall have an outside diameter of at least 1 Â¼ inches and not greater than 2 inches or shall. provide equivalent grasp ability.