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#1 Posted : 22 October 2009 11:44:00(UTC)
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Posted By Ian Mitchell Good morning One of our company vans is fitted with a limiter to 68mph. It is a normal long wheel base transit 2007 model year, with no remarkable features. I can find no reference to 68mph per se on any of the official websites (or even much on the informal forums). Is there a legal reason (safety or emissions for example) of which I am ignorant? Or, is it a company/ commercial led thing (fuel saving etc). I do not believe we procured the vehicle brand new. PS - if it is a 2007 goods vehicle that (may) be over 3.5tonnes would it not be 56? If there is a significance of 68mph (as opposed to 56, 60 etc) what is it? Many thanks Ian
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#2 Posted : 22 October 2009 11:51:00(UTC)
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Posted By Dave Wilson If its a panel van it would be 3.5 tonne MAM which is allowed to travel at 70mph so I would presume as you bought it 2nd hand then the 68mph limiter is to keep it below the 70 mark.
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#3 Posted : 22 October 2009 11:52:00(UTC)
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Posted By John Packer I've known of van hire companies doing this so if its an ex hire van that may be why. As for the van being over the 3.5 tonne limit, I'm told that the easy way to figure that out is to look and see if the wheels on the back axle are doubled. I've no idea why they limited the vans to 68 other than possibly to avoid the new engines being ragged.
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#4 Posted : 22 October 2009 13:36:00(UTC)
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Posted By peter gotch Ian. There are moves in the US to legislate for 68mph limiters on large trucks, so may be this is the manufacturer reacting to commercial pressures from transport companies. Alternatively, it might be with a view to recognising that speedometers are not 100% accurate. Used to be typically + or - 10% though I guess that the level of accuracy has been improved since. Regards, Peter
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#5 Posted : 22 October 2009 13:46:00(UTC)
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Posted By clairel As far as I am aware speedometers err on the side of caution. If your speedo says 68 you're actually doing more like 64 or something. Check your satnav while you're driving and you'll see the huge difference. Personally I can't see the whole speed limiter thing. Speeding on fster roads is not in my opinion the biggest risk. It's speeding through more built up areas and it doesn't limit that. But that's not the subject of the post so I'll shut up.
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#6 Posted : 22 October 2009 14:48:00(UTC)
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Posted By Brett Day Claire, speaking to a few HGV drivers at a former client and many admitted to driving on the limiter when on motorways, rather than adjusting speed as the limiter did affect the vehicles performance. What this did for concentration I shudder to think.
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#7 Posted : 22 October 2009 15:17:00(UTC)
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Posted By Bob Youel C has hit a nail; its speeding, short none thinking journeys and general bad driving in towns that cause more accidents than anything else
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#8 Posted : 22 October 2009 15:50:00(UTC)
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Posted By Ian Mitchell All Taking the thread in a slightly different direction, is there a legal duty to display the limited speed on the vehicle? Many vehicles do, others that are in clearly restricted categories, do not? Thanks
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#9 Posted : 23 October 2009 09:37:00(UTC)
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Posted By J Knight Sorry Claire and Bob, Not the subject of the post I know, but the most dangerous roads are rural B roads, and the biggest danger on them is excessive speed, though I do agree that speeding in towns is dangerous and highly anti-social, John
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#10 Posted : 23 October 2009 09:45:00(UTC)
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Posted By Stefan Daunt Hi Ian, I had our Vito fleet limited to 70mph. 2 reasons mainly, excessive speed being shown on the vehicle tracking software and to improve fuel consumption. Vehicles over 2020kg and under 3.5t MAM are reduced to 60mph on dual carriageways and 50 mph on A roads, so the speed limit is irrelevant really. I sourced limited to 70mph signage for the rear of the vehicles. The reduced speed has made no difference to delivery and attendance times.
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#11 Posted : 23 October 2009 09:54:00(UTC)
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Posted By grim72 I see quite a few vehicles with a restricted to 56mph sign on the back. I've often thought this was an odd speed restriction to have - what is the reasoning behind that one?
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#12 Posted : 23 October 2009 09:57:00(UTC)
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Posted By clairel John, But that is exactly my point. B Roads are more dangerous but excessive speed on some B Roads may be 40 or 50. Therefore the speed limiter of 60 would be irrelevant in those situations.
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#13 Posted : 23 October 2009 10:48:00(UTC)
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Posted By Phizzle Grim, The 56mph limit is imposed on use from Europe from Jan 07 onwards for most vehicles over 3.5 tonne. This comes from European Council Directive 2002/85/EC which was adopted into our Construction and Use Regulations under the RTA. Seems like an odd figure but was chosen to sit alongside the rest of Europe as it is equivalent to their 70kph limit. As for the 68mph, there's no law that I'm aware of, it's just perceived (and I agree arguable) 'good practice' to keep vehicles below 70mph. Ian
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#14 Posted : 23 October 2009 10:49:00(UTC)
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Posted By Phizzle ..."imposed on us" damn typos
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#15 Posted : 23 October 2009 11:14:00(UTC)
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Posted By Peter Zunda 56mph = 90kph, 70kph is 43.5 mph.
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#16 Posted : 23 October 2009 13:48:00(UTC)
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Posted By Phizzle oops. Thats what I meant ;')
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