This is the same height that osha requires for guardrails.
Roof access ladder osha requirements.
For a parapet ladder the access level shall be the roof if the parapet is cut to permit passage through the parapet.
The regulations say that if a fixed ladder is taller than 20 feet you are required to have a cage which meets all the requirements of 29 cfr 1910 27 d.
For parapet ladders the access level is.
Per osha 1910 23 d 4 the side rails of through or sidestep ladders must extend 42 inches above the top of the access level or landing platform served by the ladder.
Roof access ladder security doors these doors come at a standard height of 7 feet to ensure that no one has access to the rooftop who shouldn t.
Parapet ladders must have an access level at the roof if the parapet is cut to permit passage through it.
Cages must extend 42 inches above the top of the landing.
Osha s general industry standard for fixed ladders is found in 29 cfr 1910 27.
The side rails of through or side step fixed ladders shall extend 42 inches 1 1 m above the top of the access level or landing platform served by the ladder.
Smooth walled wells shall be a minimum of 27 inches from the centerline of rungs to the well wall on the climbing side of the ladder.
If the parapet is continuous the access level shall be the top of the parapet.
How far the d ring shifts and the harness stretches when it supports the full weight of a fallen worker including the weight of tool belts and other attached equipment or tools.
Where other obstructions on the climbing side of the ladder exist there shall be a minimum of 30 inches from the centerline of the rungs.
The doors are equipped for lockout tagout when required.
Osha requires that this distance be no greater than 3 5 feet 29 cfr 1926 502 d 16 iv but it may be less for some pfas equipment.
The side rails of through or sidestep ladders extend at least 42 inches 1 1 m above the top of the access level or landing platform served by the ladder.
You can choose any pfas provided it meets the osha requirements in section 1926 502 d.
Another ladder option to consider is our non penetrating ladder guard with its self closing safety gate and ladder spanner clamps.
Section 1910 27 c 7 and figure d 6 attached specify the relationship for a fixed ladder to an acceptable hatch cover but there is no specific requirement for grab bars.
If the parapet is continuous the access level is the top of the parapet.
Here are the basics of the requirements.
To protect the worker exiting a ladder osha requires a 42 inch high grab bar extension above the access level or landing platform at the top of the ladder.
1910 23 d 4 i the roof if the parapet is cut to permit passage through the parapet.