Roof Access Ladder Code Requirements Ontario

Roof access 1 on a building more than 3 storeys in building height where the slope of the roof is less than 1 in 4 all main roof areas shall be provided with direct access from the floor areas immediately below either by a a stairway or b a hatch not less than 550 mm by 900 mm with a fixed ladder.

Roof access ladder code requirements ontario.

Custom colours available to match existing structure. Roof access hatches served by fixed ladders must be at least 550 mm 21 5 8 in by 900 mm 2 ft 11 in on buildings more than 3 stories in building height where the slope of the roof is less than 1 in 4. We will design engineer fabricate inspect and install your fixed access ladder. 1 the top of the uppermost rung of a ladder must be level with the top of the access egress level or landing platform served by the ladder.

The ontario building code regulations state that an attic space that is higher than 600 mm must have access from the floor immediately below by either a safe stairway or by a hatch no smaller than 550 mm by 900 mm. Where there is a parapet the access egress level would be the roof if the parapet is cut to permit passage through the parapet.