Roundabouts built too high causing poor visibility
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Roundabouts are a great idea and as anyone who has traveled on the A421 would know, they help to keep the traffic moving. They’re far better than an endless stream of traffic lights and junctions that would otherwise impede the progress of the average commuter. |
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After all, our primary sense that guides us is sight There’s one thing about them that bothers me though. Why on earth are they starting to build them so high? They are beginning to look more like futuristic bio-domes and are so tall that you can’t see across them and therefore be aware of what the traffic is doing. In my opinion, this is a real safety issue. Wouldn’t it be far better if you could clearly observe the traffic coming on to and going around the roundabout? After all, when we're driving on the road, our primary sense that guides us is sight. |
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A built up roundabout, with no visibility of the other side is completely against that idea. When you approach one of these, you have to slow right down, because a car or a bike going round it will usually pop into view at the last second, especially if they are travelling at speed. In contrast, if you could observe traffic actually on the roundabout and approaching it from all sides, you would be in a far better position to adjust your speed to the correct degree to negotiate it safely. They’re busy planting trees and shrubs on many roundabouts at the moment, no doubt in preparation for spring and summer. It’s such a shame that they haven’t considered the safety ramifications of all this. |
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Comments from visitors
at 44 tonnes... At least in a car you can nip out smartly - NOT an option in a HGV. So when you
think us guys are being bad mannered and pulling out into your path we simply don't have a chance.
We'd sit there all day otherwise... With some visibility no one need ever stop at roundabouts if you
get your timing correct!! One more thing...Drivers too lazy to indicate on roundabouts don't exist in my world. If you're to damn lazy to show your intentions to other road users, I'll be pulling right across your path sometime soon!! Don't dare complain either. You asked for it.
Last year I complained about a roundabout, the main one at end of the motorway heading into Blackpool ,where one continues on towards south shore allong Yeadon Way.
At its circumference it raises some 2 ft and then has bushes planted which makes it at least 5ft tall all the way round, only traffic entering from the immeadiate right can be seen- nothing on and coming round is visible unless its a pantechnican or coach. and the speed limit is 40 mph just reduced from 70 on the m.way.
So I complained and within that complaint was a veiled threat that in the event of an accident the authority may be found somewhat responsible by way of consrutuctive obstruction and therefore have some degree of liability in the event of an accident. ie they could be sued.
Low and behold this spring all the bushes round the outside of the roundabout were removed and now visibility is much improved and to my mind much safer........
so it pays to complain and mention being sued ........of course.
Too many of the worst drivers (male or female) apply make-up to their cars in order to look glossy and flash, and even to themselves when driving.
This like all the other elements has the female component in it like many other things in life which don't go well.
However, don't mention this in front of Harriet Harman - she's a man eater and will gobble you up if you say anything truthful that she wishes to keep quiet.
Action For Dads - 9-May-09 19:34
Black Astra Life Hatchback
Saturday 9th May 2009 at 10:30
Pulled out as I was going around the A583 roundabout by a B&Q just before the M55 near Blackpool.
I indicated that I was leaving the roundabout and as I started to change lanes to move over he pulls out.
What is it with these poncey drivers who think they come first all the time? I suppose the ladies before gentlemen syndrome explains it if they have this tendency and have the woman element in them.
There may be situations where this is not possible but to deliberately design a road feature that interferes with vision is just plain daft.
Being able to see the traffic coming from the right in advance means that you can filter in safely at an appropriate speed instead of having to virtually stop before entering the roundabout.
grumpyoldwoman - 8-May-09 16:03
survey all I can see - 19-Mar-09 22:37
It's annoying when the island on the approach andf exit roads of roundabouts have trees/shrubbery on, because that is more of an issue, but you're supposed to concentrate on the traffi from the right, not traffic directly opposite.
It's not the roundabouts which are dangerous! It's the speeding idiots who are the problem!
If you drive at the correct [safe] speed, surprise surprise: the 'danger' disappears!
So somebody has completely missed the point!
Perhaps the person who posted this should read: -
a) the Highway Code
b) The Driving Manual
or
c)Take the driving test!
Google 'Dunning Kruger effect'
That is the whole point! To slow people down. Roundabouts are more dangerous the faster cars approach and take them.
Round a bout - 14-Mar-07 19:00
Consider a 3(or 4) way mini-roundabout, in which two of its legs are diametrically opposite one another. Consider two cars approaching it, one on each of these legs.
The rule of the mini-roundabout is supposedly the same as its bigger brother. Give way to cars coming from the right.
For this formally to be the case, the other car has to be (a) on the roundabout or (b) sufficiently close to the dotted line on the immediately previous leg of the roundabout to the right of the driver.
On a full size roundbaout you cannot normally see cars coming from the diametrically opposite direction, That is the way they have been designed. Two cars coming onto the roundabout from opposite directions are supposed to be able to fit onto the roundabout at the same time, whichever exit they are going to leave from.
Two cars approaching a mini-roundabout from opposite directions can see each other. If they are both intent on crossing the mini-roundabout in a straight line all is well. The issue arises if one of them wants to turn right.
1. Turning right at a normal unmarked junction one gives way to the car wishing to proceed in a sraight line.
2. Turning right on a mini-roundabout the usual practice is that the car wishing to proceed in a straight line gives way to the car wanting to turn right.
But what if the car wanting to turn right has not signalled in time? Wow, this happens so often. It scares me stiff every time.
Far from being a traffic calming measure, they annoy every driver who has to negotiate one. On a side road near us, the road engineers have built 7 new ones in a distance of one mile.
The equivalent to a mini-roundabout in the USA is a 3-way or 4-way stop. All cars must stop at one of these. The first car to reach their line has the right of way. Each driver nods at one another. No ambiguity here.
Grouchosaurus - 9-Jul-06 11:42
A UK traffic consultant (the name escapes me at the mo) did a survey on urban traffic speed and pedestrian-friendly environments and basically the medievel layout promotes low speed and good walking environments.
In my experience (and if you ant to get in a show me yours argument as I am well qualified and experienced to comment), more visibility means speed. Wider roads means speed open character of streets means speed. A little confusion and difficulty will slow most down and the rest - well we need more traffic police.
Some roundabouts don't have a steep enough angle, and drivers don't even slow down, they just barrel through,not just cars, HGV's are the worsed offenders.
I'm bigger than you so move out my way attiude.
Call these 'Professional'drivers,I think not.Road BULLIES I call them.
More visibility _is_ better.





