The Ontario Building Code | Fixed Access Ladders
188.8.131.52. Fixed Access Ladders
(1) If a fixed ladder is installed to provide access to a roof of a building, the design and installation of the attachment and anchorage system for the ladder shall be as described in MMAH Supplementary Standard SB-8, "design, Construction and installation of Anchorage System for Fixed Access Ladders".
3.6.2. service Rooms