These sections address the manual and powered forces used to move the scaffold. Where these conditions are met, the scaffold may be moved while employees are on it. Section 1926.452(w)(6) specifies the requirements for riding a scaffold. If a device were installed to permit the casters to be locked while on the scaffold, this requirement could be met without dismounting. Section 1926.452(w)(2) requires the casters and wheels to be locked when in use. We apologize for the delay in this response.īaker scaffolds, sometimes referred to as Perry scaffolds, are covered by the mobile scaffold section of subpart L. In the Holman letter, we stated: Your questions related specifically to Baker style scaffolds and whether a person could move and work from this type of scaffold without dismounting, with the casters in the unlocked position. In your April 8 letter and telephone conversations with my staff, you have submitted court documents and have described two accidents that you assert are illustrative of your assertion. Specifically, you assert that the guidance we provided in the letter is contrary to the manufacturers' instructions on their use and is not safe. The type of scaffold in question is commonly referred to as a "Perry" or "Baker" scaffold. This issue was addressed in OSHA's letter to Mr. Question: The issue you raise concerns an OSHA interpretation letter regarding whether OSHA construction standards allow employees to stay on a certain type of scaffold with the casters in the unlocked position. We apologize for the delay in responding to your request. This is in response to your December 26, 2001, and April 8, 2002, letters addressed to the Occupational Safety and Health Administration (OSHA) and a subsequent phone conversation with a member of my staff, Mr. The platform stands on movable stepladders or tripods, and it’s perfect for painting and small repair jobs.Re: §1926.452(w)(2), 1926.452(w)(3), and 1926.452(w)(6)(iv) mobile scaffolds The trestle can’t be more than 5 meters high. Whereas the other types of scaffolding are primarily used outdoors, the trestle is for indoor usage. This type of scaffolding can be very useful for roof work such as material installment or waterproofing. It’s sometimes used as a substitute for cantilever scaffolding where the brackets are fastened onto a resistant platform or to a beam. Hanging scaffolding, also known as bracket scaffolding, provides support both from below and above the structure. The needles can also be supported inside the floors through the openings and this is known as independent or double-frame scaffolding. One type of cantilever has the standards supported by a chain of needles that come out of the holes in the wall. This type of scaffolding is also known as “needle” scaffolding because a needle supports the entire scaffold. In such cases, the cantilever is the easiest way to gain access to the structure.
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