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Audible Warning Systems on Mobile Plant (Window Washing)
Rank: New forum user
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Hi all, I am new to the forum and wish to seek information on best practice regarding alternatives to audible reversing alarms. To explain, residents in a financial district are subject to early morning window washing of nearby office blocks. The contractors arrive early on weekend mornings and use mobile plant for several hours cleaning with power hoses etc. I have looked at BS 5228-1 2009 which related to the following, however I need to establish best practice alternatives, can any body help?
"The use of conventional audible reversing alarms has caused problems on some sites and alternatives are available. Audible reversing warning systems on mobile plant and vehicles should be of a type which, whilst ensuring that they give proper warning, have a minimum noise impact on persons outside sites. When reversing, mobile plant and vehicles should travel in a direction away from NSPs whenever possible. Where practicable, alternative reversing warning systems should be employed to reduce the impact of noise outside sites".
Tonhil
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Rank: Super forum user
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What kind of mobile plant is this? I'm guessing some sort of boom-lift or MEWP. Can't the operator stand/sit & see in the direction of travel? First order in the hierarchy - eliminate (reversing) - by task re-design?
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Rank: Forum user
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Agreed with Ron in reviewing the methodology and operator positioning and in addition could you also assess the back ground sound level normally quite low in the morning, and then fine tune your reverse alarm accordingly?
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Rank: New forum user
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Hi Ron & Judex, the type is that of boom (both articulated and telescopic) mobile elevating work platforms (MEWPs) which seem to have 'sirens' for extending and retracting as well as reversing and moving forward. My problem is if zoning off an area is implemented than I still have sirens whilst travelling from zone to zone, and will still have sirens when extending etc. I need an alternative which conforms to best practice whatever that may be. I am thinking of observers and elimination of sirens/alarms, but keeping orange lights, but even they may cause a nuisance on dark mornings.
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Rank: Forum user
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Tonhil,
I suggest you conatact the manufacturer of the MEWP as they do not generally fit alarms unless they are neccessary to meet some aspect of the build standard and as such any modification would potentially negate the declaratrion of conformity.
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Rank: New forum user
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Hi, last comment should have read '...may cause a nuisance on dark mornings and present a greater risk to workers'. Alistar I have been made aware of a code of practice for the 2012 Olympics re construction, so will go there first, thanks.
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Rank: Super forum user
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Tonhil
I think that very soon you will be getting a call from the local EHO if you do not stop these alarms sounding. Saturday working in hearing of a residential area is only permitted between 0830 and 1200 unless specifically authorised by the EHO. It only takes a really fed up resident and you will find yourself on the end of a potential prosecution. With proper lookouts these alarms can be turned OFF. If they will not turn off then change the equipment.
They are a nuisance noise and designed to be so in order to do their job - but early and after lunch on Saturdays or any time Sunday are out. Silence them or do it some other time.
Bob
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Rank: Super forum user
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OK so we have audible warning to anyone nearby to get out of the way. Lets not worry too much about deaf people: best to eliminate them from the gene pool anyway! (Note to Moderaters, this is sarcasm by the way)
Wasnt there an accident involving a reversing MEWP quite recently - hit a bus??
You need a banksman.
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Rank: Super forum user
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Or two or three perhaps depending on the number of MEWPS
Bob
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Rank: Forum user
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I may be a bit late on posting this but I used to work in a quarry environment numerous pieces of plant which had reversing alarms fitted. After a review following noise complaints my old company replaced the traditional beeping reversing alarms with ones which were more of a croaker type which seemed to be as effective but certainly a lot less annoying and intrusive to people living on the edge of the site. I wasn't involved in H&S at this time so I'm afraid I can't give much more info.
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Rank: New forum user
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Thanks anyway, fscott. I will try to follow up up on 'croaker' alarms.
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Rank: Super forum user
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Tonhill
I'm with Bob. They shouldn't be working early am.
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Rank: Super forum user
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fscott wrote:I may be a bit late on posting this but I used to work in a quarry environment numerous pieces of plant which had reversing alarms fitted. After a review following noise complaints my old company replaced the traditional beeping reversing alarms with ones which were more of a croaker type which seemed to be as effective but certainly a lot less annoying and intrusive to people living on the edge of the site. I wasn't involved in H&S at this time so I'm afraid I can't give much more info. These are known as "white noise" alarms, and a good alternative that does the job but is less likely to cause a nuisance. This is a good option (and one which HGVs implement for sensitive locations). boblewis wrote: I think that very soon you will be getting a call from the local EHO if you do not stop these alarms sounding. Saturday working in hearing of a residential area is only permitted between 0830 and 1200 unless specifically authorised by the EHO. It only takes a really fed up resident and you will find yourself on the end of a potential prosecution.
Whilst I agree that a statutory noise nuisance can occur at any time, each case will be taken on it's merits, from the OP we're not talking construction site noise, therefore every council will have different time periods that they feel are acceptable. E.g. we deliver to lots of stores on Saturday early evenings, the noise of unloading delivery can be heard by residents (OK it is not AS intrusive as a siren, but still clanging from the pallet truck) but would generally not delivery past 8pm. We also delivery on Sundays, but again not early morning or late at night. The reality of the situation is that a complainant will be given a noise diary to complete, and the council should (depending on their enforcement policy etc.) attempt to resolve the issue informally in the first instance. If there is a continued disregard then of course a noise abatement notice is likely. I just feel your post was slightly alarmist, certainly not my experience and I deal with EHOs on a weekly basis.
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Rank: Super forum user
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OP has Ireland listed under his name. Maybe nuisance noise law and enforcemenmt is different to UK.
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Rank: New forum user
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Hi David,
There is nuisance noise legislation here in Ireland, however, I am trying to look at alternatives for negotiations as opposed to EHO's as my first port of call.
Tonhil
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Rank: Forum user
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Just to support Jake on white noise alarms the noise is heard in the danger zones behind the vehicle, the good ones self adjust to the ambient noise having seen them work on the Olympic Park. Like all the good advice given back to basics review the risk assessment and working methods to keep in with the community and not have a member of your workforce crushed.
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