Here are the basics of the requirements.
Fixed ladder safety cage.
Bottom section flares to a 34 inside diameter for easy entry.
Cages or wells are required on fixed ladders in the united states under osha s 29 cfr 1917 118 e 1.
As of november 18th 2018 a personal fall arrest system or ladder safety system will be used to replace any damaged or nonfunctioning section cage or well previously installed on a fixed ladder.
Osha is giving the general industry a heads up and deadline.
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.
Fixed ladders with safety cages.
Fixed ladders more than 20 feet 6 1 m in height shall be provided with a cage well or ladder safety device a well refers to a permanent complete enclosure around a fixed ladder which is attached to the walls of the well.
1917 118 e 2 when a well or cage is used ladders with length of climb exceeding 30 feet 9 14 m shall comply with the following provisions.
Include mounting hardware for flat or angle side rails.
Fixed ladders more than 20 feet 6 1 m in height shall be provided with a cage well or ladder safety device.
Cages must extend 42 inches above the top of the landing.
Cages mount to the side rails of fixed ladders up to 20 wide.
The requirement for a cage comes when you have a fixed ladder longer than 20 feet.
Make existing ladders osha compliant with ladder safety cages from grainger.
Cages have flared bottom opening for easy entry.