Free egress from the roof to the stairwell is required for occupied roofs but is not mandated by the ibc or nfpa 101 for unoccupied roofs.
Roof access requirements.
Such path shall comply with the following requirements.
While they provide great convenience to building personnel unattended roof hatches left in the open position can be dangerous.
Parapet ladders must have an access level at the roof if the parapet is cut to permit passage through it.
In this case the architect would not provide anything.
Then the roofing contractor needs to provide safe working for the roofing workers.
Here s an osha booklet on stairs and ladders.
If the parapet is continuous the access level is the top of the parapet.
The building owner has provided no access to the roof none is required per building code and no fall protection on the roof.
Such access shall include to the maximum extent practicable 3 feet 914 mm clearance on three sides of the skylight or scuttle.
Scaffold access towers stair towers industrial grade secured ladders and roof access hatches.
1910 23 guarding requirements for skylights and grandfather provisions for buildings constructed over twenty years ago.
Method and suitable equipment to access roofs will reduce the risk of falls when working on a roof.
Side rails of through or side step fixed ladders must extend 42 inches 1 1 m above the top level or landing platform served by the ladder.
In summary free access to the roof from the stairwell is not required by the ibc or nfpa 101 but may be required or preferred by the local code official.
Such clear path shall afford reasonable access to bulkhead doors fire escapes access ladders cockloft vents skylights scuttles and shafts.
24 inches this extension above the access level must be at least 24 inches wide to accommodate the width of climber s body and not more than 30 inches of clearance allowing the climber to easily reach both hand rails.
Where there is no permanent access to roof areas provide properly constructed.
Methods for providing roof access include.
They are present on most nonresidential buildings.
Where a stairway is provided to a roof access to the roof shall be provided through a penthouse complying with section 1510 2 of the california building code.
In buildings without an occupied roof access to the roof shall be permitted to be a roof hatch or trap door not less than 16 square feet 1 5 m 2 in area and having a minimum dimension of 2 feet 610 mm.
09 28 2006 1910 23 inspection guidance for inpatient healthcare settings osh act of 1970 section 5 a 1 06 25 2015.