Ergonomic Design (Handrail)
(1) The clearance between a handrail and any surface behind it shall be not less than,
(a) 60 mm, if the surface behind the handrail is rough or abrasive, or
=
(b) 50 mm, in all other cases.
(2) All handrails shall be constructed so as to be continually graspable along their entire length with no obstruction on or above them to break a handhold.
Article 9.8.7.5 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.