Bosun Chair Osha
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Bosun chairs are ideal for applications like window washing and being lowered into a manhole.
Bosun chair osha. Cross on the underside of the seat. A bosuns chair or boatswains chair is a device used to suspend a person from a rope to perform work aloft. Properly eye spliced first grade manila rope or other rope of equivalent strength durability etc. Thank you for visiting our website you are exiting the department of labors web server.
Many workers who maintain facades of tall buildings make use of the bosuns chair or another form of a rope descentabseiling system. In that event the employer must either apply to osha for a variance or be able to show that a variance would be inappropriate. Pass through four corner holes in the seat. Correct size ball bearings or bushed blocks containing safety hooks.
To inspect webbing bend a portion of the webbing 6 8 inches into an upsidedown u shape. Originally just a short plank or swath of heavy canvas many modern bosuns chairs incorporate safety devices similar to those found in rock climbing harnesses such as safety clips and additional lines. In addition to the maritime applications they were developed for bosuns chairs. Today the final rule for walking working surfaces 29 cfr part 1910 subpart d and personal protective equipment will be effective specific to slip trip.
They hang suspended on heights of 500 feet. A bosun chair is much more comfortable than a harness and traditional positioning gear alone. The 3m dbi sala bosuns chair is appropriate for inspection work window washing painting maintenance and oil production along with any other activities that require personnel to be suspended at a specific height and location. All bosun chairs must be inspected prior to each use and additionally by an osha de ned competent person other than the user annually.
Until now the only standard that addressed requirements for the use of these systems was the ansi standard iwca i141 which is not a law. Boatswains chair tackle must consist of 29 cfr 1926452o3. The boatswains chair itself excluding the personal fall arrest system anchorages must be capable of supporting without failure its own weight and at least five times the maximum intended load.
