American national standards for ladders fixed safety requirements the safety standard for fixed ladders contains an entire section devoted to these enclosures.
Fixed ladder cage specifications.
The requirement for a cage comes when you have a fixed ladder longer than 20 feet.
Fixed ladders provide stability when ascending to an elevated work surface because they are fastened to the building or a secure surface.
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.
For fixed ladders consisting of wood side rails and wood rungs or cleats used at a pitch in the range 75 degrees to 90 degrees and intended for use by no more than one person per section single ladders as described in 1910 25 c 3 ii are acceptable.
All wood parts of fixed ladders shall meet the requirements of 1910 25 b.
Here are the basics of the requirements.
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.
What s changed for fixed ladder standards under osha 1910.
For existing fixed or permanently mounted ladders that extend 24 feet above a lower level osha developed a timeline to phase out the use of ladder cages as a means of fall protection.
In the past osha has required cages for fixed ladders taller than 20 feet but as of january 2017 fall protection is required on fixed ladders.
A cage or well on a fixed ladder prevents lateral movement containing the individual climbing the ladder and offering the comfort of a surrounding safeguard.