The Student Room Group

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Reply 20

teo main ways of doing this as has been suggested

1. use static speed recording devices in or out of the car to get you in either direction and then , follow attempt to stop persue + nick / stop caution and NIP

2. use VAScar / ProVida or whatever time/distance/video kit to follow you and record your speed between two points ...

ANPR doesn't have anything directly to do with speed but instead throws up vehicles of 'interest' to Plod/DVLA/VOSA/HMRC

Reply 21

If there's two of them in the car then i think you can be done?

My dad went through a traffic light (we reckon it was amber) but they had two coppers in their so as long as there's a witness they can have you done - think it works the same if you're 'speeding'?

The opinion of two people (not necessarily police officers) is enough to secure a conviction. Alternatively, the court will usually accept the evidence of one police officer who followed the accused and was watching a speedometer, or who noted the speed on equipment. If the limit was exceeded by only 5mph or less the motorist will usually be given a caution.



Do they have systems like VASCAR in normal panda cars or is it only traffic police ones?

Reply 22

You shouldn't be going through on amber, amber also means stop AFAIK and if you are asked what colour when you went through, I do believe if you say amber you are admitting guilt, though few coppers would bother obviously.

VASCAR just in traffic police cars.

Reply 23

pghstochaj
You shouldn't be going through on amber, amber also means stop AFAIK and if you are asked what colour when you went through, I do believe if you say amber you are admitting guilt, though few coppers would bother obviously.

VASCAR just in traffic police cars.


My understanding is that both Amber and Red mean stop, but it is a defence to go through Amber if stopping would cause an accident.

In theory amber should be long enough that even with a car inches behind you, so long as you are not speeding, you will not be forced through on red, as upon seeing the amber, you will either be able to stop safely, or it will still be amber as you pass through.

Reply 24

i beleive the system in the police car works by timing the speeding car between two identifiable points, could be a shadow on the road or one of those square markings, and by using the odometer in the police car to measure distance, the average speed can be calculated very accurately. As its all on video tape it can be verified.

I think if two experienced traffic cops both state that they think you were speeding, you can be convicted even if there is no measurement from a radar gun etc.

Reply 25

Red/Amber debate...

Here: http://www.highwaycode.gov.uk/signs01.htm

Highway Code
AMBER means 'Stop' at the stopline. You may go on only if the AMBER appears after you have crossed the stop line or are so close to it that to pull up might cause an accident


Graham

Reply 26

pghstochaj
You shouldn't be going through on amber, amber also means stop AFAIK and if you are asked what colour when you went through, I do believe if you say amber you are admitting guilt, though few coppers would bother obviously.

VASCAR just in traffic police cars.


Wasn't really safe to stop cos someone would have probably gone into the back of us, I know you should drive up to lights expecting them to change but come on, we don't all always do that. Besides that's the first time he's been caught in over 40 years so watching a copper half his age trying to tell him off was a bit daft. As far as we were aware we'd gone through the first one on amber but the top set had just changed red as we went through (was at a t junction so from our line we'd gone through on amber).

What i think caused them to do it was that we'd overtaken their volvo a few miles down the road when it was two lanes but still 30mph, think we'd gone past slightly quicker (still at 30) after a set of lights. Could have been that they were derby county fans and saw all the wolves stuff in the back tho lol

Besides, the number of times i nearly get run over crossing my road is a joke, they've just put in a crossing that only stops if there's no cars coming; i.e. chocolate teapot style. Always get some ****er going through on red anyway. We were just unlucky to get caught, be it amber or red.

Reply 27

The point of amber is that there is some lenience - a grey period of time where you use your judgement to decide whether it's safest to stop or not - so if you went through on amber, you're only using it for its intended purpose, assuming you didn't speed up for it or go through at the very last moment of amber having had a chance to stop.

Red-and-amber, however, is a different story. It's been red, so you must have either been intending to go through the red light, or were too quick off the mark and therefore driving dangerously. There is no reason whatsoever to drive through on red-and-amber.

Reply 28

?!!

It was green, had gone amber and was heading towards red? Never mentioned it going the other way mate?

Reply 29

Kinda related question....if police have a laser gun and catch you speeding that way do they have to stop you then or can they send you the normal NIP. The only thing is i dont see how they have any proof unless they stop you there and then?