ITEM 4.26.2 | SIZE AND SPACING OF GRAB BAR AND HANDRAILS

The diameter or width of the gripping surfaces of a handrail or grab bar shall be 1¼ in to 1½ in (32 mm to 38 mm), or the shape shall provide an equivalent gripping surface. If handrails or grab bars are mounted adjacent to a wall, the space between the wall and the grab bar shall be 1½ in (38 mm) (see Fig. 39(a), (b), (c), and (e)). Hand rails may be located in a recess if the recess is a maximum of 3 in (75 mm) deep and extends at least 18 in (455 mm) above the top of the rail (see Fig 39(d)).

(a) Handrail	(b) Handrail
(c) Handrail	(e) Grab Bar	(d) Handrail
Fig. 39 Size and Spacing of Handrails and Grab Bars