In Group R-three occupancies, a change in elevation consisting of one riser at an entrance or egress door does not call for handrails. classicT mentioned: I do think that you will be pondering the IRC, that has the allowance for three or less risers just like exception #four of the https://ibc-container-zubehor57890.blogs100.com/37180575/rumored-buzz-on-ibc-container-zubehor