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#1 Posted : 30 May 2007 11:13:00(UTC)
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Posted By Brenda H A little while ago I posted about an incident involving a vehicle mounted cherry picker. On the previous post we touched on lone working and basically how it is good practice etc to dual work. I am interested to hear, either through here, or please e-mail me direct, from any of you that work for companies where the decision has been made to dual or lone work and on what basis this decision was made and any supporting evidence. Whilst I know most people were saying dual working is what should happen, I know a lot of companies (well known one's too!), lone work and when you're trying to put a business justification together and use examples on why it should be dual working, it doesn't help that there are so many well known companies that don't. Thanks in advance
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#2 Posted : 30 May 2007 14:40:00(UTC)
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Posted By Phil As the operator of the cherry picker should be wearing a harness, that alone would prevent him being a lone worker due to the short onset time of suspension trauma. Phil
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#3 Posted : 30 May 2007 19:48:00(UTC)
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Posted By Brenda H Hi Phil, Ok, I know the working at height regulations state about having an emergency plan for the rescue of people from harnesses, but it doesn't say they shan't lone work does it? Or is that an assumption because of the emergency plan bit? Cheers
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#4 Posted : 30 May 2007 21:13:00(UTC)
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Posted By Bruce Wayne Not strictly in direct response to the main thread, I offer the following. Suspension trauma should not be an issue when using a cherry picker as a shock absorber or fall arrest type system should not be used in this equipment. A harness with a short restraint lanyard should be used to prevent persons from climbing up, or even out of basket. A high number of the incidents using cherry pickers are through persons being catapulted from the basket when the base unit is struck by a vehicle or when travelling at height. Cherry pickers are not designed for the shock loading of arresting a person falling, especially if working at extended ranges. HSE Information Sheet MISC614 gives useful advice on this subject. Regarding lone working, this is always to be avoided wherever possible, however where unavoidable, a clear policy and controls should be in place to check on the welfare of the worker at intervals with respect to the level of risk. What is the reason for lone working? If for financial reasons, is this reasonably practicable when offering a defence in court? It wasn't in my experience. What other companies are doing should not really affect the outcome of your risk assessment!!! Hope this helps Bruce
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#5 Posted : 30 May 2007 21:58:00(UTC)
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Posted By RP Lone working with MEWPS should be avoided. 1. Who uses the emergency decent controls if there is a problem? 2. Who keeps others clear of the area whilst work is undertaken overhead? 3. Who would justify using a MEWP as a lone working occupation.
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#6 Posted : 30 May 2007 23:00:00(UTC)
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Posted By Barry Cooper Brenda The operator could be provided with a radio or mobile phone. As Bruce rightly stated, fall arrest lanyards should not be used in cherry pickers, only fall restraint. The problem then arises if the operator cannot lower the cage. He then calls for assistance to be lowered by using the base controls Barry
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#7 Posted : 31 May 2007 09:29:00(UTC)
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Posted By Brenda H Hi thanks for your responses. A decision regarding lone working or not hasn't been made yet, that's what's in the process of being reviewed. Yes the financial implications versus the controls in place have to be taken into account. For example, what if two people were required to go up in the bucket, would that then require a third person to work from the ground in case something happened to them in the bucket? RP, you say: 3. Who would justify using a MEWP as a lone working occupation. That's what i am trying to establish which is why I am after anyone that has put forward a case for dual working and the evidence/basis they put forward
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#8 Posted : 31 May 2007 09:41:00(UTC)
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Posted By Brenda H Sorry, another query about fall restraint and fall arrest. Whilst I understand the fall restraint will stop people climbing out etc. What happens if they are catapulted out? I'm not sure what the length of rope is on a fall restraint, but they surely would be left hanging in the same way a person would from a fall arrest? Sorry if i'm completely misunderstanding the point here! :)
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#9 Posted : 31 May 2007 10:10:00(UTC)
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Posted By james mc brenda the whole point of using the fall restraint is so you cant be catapulted out of the basket. it can be adjusted but only to about 1m to if you wear the fall arrest system this extends to 2m once the energy absorber kicks in which in effect could trap you under the basket. also i was on a course recently and the instructor explained you only have 3 minute`s to be rescued rather than the 12 i had always been told so it would be advisable to have an operative on the ground as part of your rescue plan which you should have in place whenever anyone is using a harness in any task.
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#10 Posted : 31 May 2007 10:26:00(UTC)
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Posted By Brenda H James, Thanks for the explanation. However, if the suspension trauma business doesn't work in the same way for restraint systems as it does fall arrest systems, then the 3 minutes won't be as critical will it?
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#11 Posted : 31 May 2007 10:49:00(UTC)
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Posted By james mc hi brenda due to the restraint being shorter the idea is the operative wont fall out of the basket therefore if the basket hits the ground the operative cant get trapped under it (thats the theory ) not sure if it would be that way in practice.
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#12 Posted : 31 May 2007 10:59:00(UTC)
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Posted By Brenda H yep got that now thanks.
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#13 Posted : 03 June 2007 19:38:00(UTC)
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Posted By David Bramall OK Brenda Why do we call dual working best practice? Suppose you employ a school crossing patrol person - do you need a second person to act as a rescue in case he is run over Suppose you employ a night watchperson - do you need a second one to mind them Suppose you employ a motorcycle courier - do you need another There are lots of things where ideally it would be lovely to have a "mate" to talk to all day but of course it would cost us roughly twice as much to employ everybody. If the "cherry picker" worker might realistically fall out then yes he needs someone to rescue him but why would he be up there in the first place. Should he be reaching too far out of the cage, should he be climbing out of the cage, balancing on the rails of the cage. In my view if he is firmly lodged and doing work within easy reach (the whole idea of using a cherry picker surely!)and not doing live electrical work for example he should not need any rescue plan. Many people argue that the cherry picker operator might take ill, collapse, faint etc but the examples above can also do this so I dont see any difference. I see the important control as something like a short lanyard and full harness to prevent the operator falling out in the first place , - simple, isn't it, taking ill is harder to control. REgards DrB
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#14 Posted : 03 June 2007 23:02:00(UTC)
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Posted By Philip Beale Hi Brenda Surely from the incident you had before should demonstrate the need for 2 persons. Was their any outcome from the incident from HSE point of view. I would have thought after the incident the management wouldn't need to much convincing as to which is the safest method. Phil
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#15 Posted : 05 June 2007 12:03:00(UTC)
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Posted By Brenda H It's an interesting point David and things I have thought of myself. Clearly our current controls are not sufficient to allow lone working. However, with the correct restraint lanyard, communication, risk assessment and safe working procedure, is there a need for dual working? What happens when two people are required to go up in the bucket, should there be a third person in case something happens?
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