Why are there so many traffic lights which Doesn't works?

Why are there so many traffic lights which Doesn't works?

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Discussion

blueg33

35,910 posts

224 months

Friday 31st March 2017
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eybic said:
In this instance my example might not be relevant but when I took my test (1997) there was no such thing as an advanced stop line, this was introduced and the first I knew abut it was when I saw one. How often should I re-read the highway code to ensure nothing has changed and that I'm up to date? This IMHO is why we should have mandatory retests every 10 years ish or at least a mailing from the DVLA with any HC additions (there can't be that many each year of even each decade)

I bet that most people on the road think that NSL is one speed rather than varying dependant on the road layout, retests would change stuff like that imho.
I passed my test in 1982. I have no issues with being up to date on the HWC, most stuff is common sense, if you see something new, you can always look it up. The internet is a marvellous tool and the Government has even put the HWC on its website

bagusbagus

Original Poster:

451 posts

88 months

Tuesday 4th April 2017
quotequote all
No1 really answered a question I asked, why do the Filter lights ( which are secluded in additional cluster) often does not works?
I'm not asking about the main green light.
I'm talking about this section



Stop beating around the bush and telling me to learn rules, when no1 answered why at a lot of places those sections simply doesn't ever illuminate even they are physically there? If they don't ever get illuminated why did the traffic workers even put them there, or if they are broken why no1 doesn't fixes them or just simply remove them if they hold no purpose anymore?

essayer

9,075 posts

194 months

Tuesday 4th April 2017
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They will only illuminate if the opposing traffic has been stopped by a red.

You might find that they're only used at certain peak times, or only when multiple cars are queuing - ensuring it's not always necessary to block the traffic movements on a main road for an extended time.

If they are not illuminated and the main light is green then you can still pass the light, giving way to oncoming traffic..

Edited by essayer on Tuesday 4th April 15:16

GetCarter

29,384 posts

279 months

Tuesday 4th April 2017
quotequote all
bagusbagus said:
No1 really answered a question I asked, why do the Filter lights ( which are secluded in additional cluster) often does not works?
They often 'does not works' as they only work when they are supposed to. When the opposite direction oncoming traffic won't kill you when you turn right. As mentioned above, the Highway Code will tell you when and where you can turn right.

Edited by GetCarter on Tuesday 4th April 15:20

sandman77

2,417 posts

138 months

Tuesday 4th April 2017
quotequote all
bagusbagus said:
Stop beating around the bush and telling me to learn rules...
bagusbagus said:
.. if the green arrow isn't illuminated you aren't supposed to turn right.....
Learn the rules.

mcg_

1,445 posts

92 months

Tuesday 4th April 2017
quotequote all
The right turn indicative (not filter!) arrow is called by a 'call cancel' loop cut into the carriageway. This loop could possibly be virtual now though on a new site.

The generally rule is that 2 cars can turn in an intergreen, so the loop will be cut where the third right turning car will be waiting. If a vehicle waits on the loop, it will put a demand in the controller for the right turn indicative arrow stage. If the vehicle waiting on the loop moves off the loop, the demand will be cancelled.


boyse7en

6,727 posts

165 months

Tuesday 4th April 2017
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mcg_ said:
The right turn indicative (not filter!) arrow is called by a 'call cancel' loop cut into the carriageway. This loop could possibly be virtual now though on a new site.

The generally rule is that 2 cars can turn in an intergreen, so the loop will be cut where the third right turning car will be waiting. If a vehicle waits on the loop, it will put a demand in the controller for the right turn indicative arrow stage. If the vehicle waiting on the loop moves off the loop, the demand will be cancelled.
Would that be why the new (fitted late 2016) traffic lights into the ASDA near me don't work if I am the only one in line on my motorbike? Sat there through two complete cycles of light changes last week without getting a green light.

For info: three lanes, two straight ahead, one right turn only.


Edited by boyse7en on Tuesday 4th April 15:39

Jonno02

2,246 posts

109 months

Tuesday 4th April 2017
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I bet he can speak better English than you can his native language. What a bloody ignorant comment.

mcg_

1,445 posts

92 months

Tuesday 4th April 2017
quotequote all
boyse7en said:
Would that be why the new (fitted late 2016) traffic lights into the ASDA near me don't work if I am the only one in line on my motorbike? Sat there through two complete cycles of light changes last week without getting a green light.



Edited by boyse7en on Tuesday 4th April 15:39
That's different, that's not an opposed right turn with indicative arrow as the OP posted (I'm assuming due to the speed of the road). There you have to wait for the green right turn arrow.

The reason it didn't change is because the controller didn't know you were there. I'm guessing it finally changed when a car or something came up behind you? If you're bothered you could report this, the sensitivity of the detector pack needs altering I'd imagine.

Edit: may also have changed if someone demanded that pedestrian phase that's on green.

anonymous-user

54 months

Tuesday 4th April 2017
quotequote all
bagusbagus said:
No1 really answered a question I asked, why do the Filter lights ( which are secluded in additional cluster) often does not works?
I'm not asking about the main green light.
I'm talking about this section



Stop beating around the bush and telling me to learn rules, when no1 answered why at a lot of places those sections simply doesn't ever illuminate even they are physically there? If they don't ever get illuminated why did the traffic workers even put them there, or if they are broken why no1 doesn't fixes them or just simply remove them if they hold no purpose anymore?
Having had a licence for many years I have never struggled with this.

I suggest a few driving lessons with a local instructor or reading the Highway Code would be the best course of action for you to be honest.

loudlashadjuster

5,128 posts

184 months

Tuesday 4th April 2017
quotequote all
In 25+ years and close to 500,000 miles driven in the UK I don't think I've ever seen a set of filter lights that aren't functioning by design without explicit notification/evidence (signs, accident damage).

Very occasionally you'll realise that an element is out (although this is less commmon now with LED) and with the normal lights you can tell this by the phasing. I appreciate that this would be harder (using paired traffic light at other side of the road, pedestrian signals etc.) or impossible to deduce on a genuine filter (single traffic light with no crossing), but I genuinely can't recall ever having considered the very occasional bulb failure ever to be notable.

So, the occasional bulb/element being dud, yes. But actually mis-programmed or malfunctioning? Nah.

mr alan

4,318 posts

190 months

Tuesday 4th April 2017
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bagusbagus said:
example:
Like 70% of the time the green arrows doesn't even works.. if the green arrow isn't illuminated you aren't supposed to turn right= same as crossing under the red light... However I get damn pissed When I have to stop at the red light, and have to turn right - I obviously have to wait for the green arrow to come up as well IF there is One, NOT only the main green light before I can do so, but It just doesn't comes up most of the time, so I end up staying at the crossing and thinking wtf just happened, why it never came up and I get angry Drivers beeping at me for getting stuck at junctions because of those damn non-working lights.

So nowadays I just don't look at the arrow in places where I know they don't even work, if there are no cars and the main light is green I turn where I need... But what the hell? Am I a retard and not doing something correctly or those things simply doesn't work and are misleading drivers?


You need to buy a copy of the Highway Code, Then I suggest you spend some time reading it ffs

TooMany2cvs

29,008 posts

126 months

Tuesday 4th April 2017
quotequote all
bagusbagus said:
No1 really answered a question I asked, why do the Filter lights ( which are secluded in additional cluster) often does not works?
I'm not asking about the main green light.
I'm talking about this section


Stop beating around the bush and telling me to learn rules, when no1 answered why at a lot of places those sections simply doesn't ever illuminate even they are physically there? If they don't ever get illuminated why did the traffic workers even put them there, or if they are broken why no1 doesn't fixes them or just simply remove them if they hold no purpose anymore?
That HAS been answered, many times...

If straight AND right can both go, the main green is on.
If right can go, but straight can't, the red and the right filter light are on.

Munter

31,319 posts

241 months

Tuesday 4th April 2017
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TooMany2cvs said:
That HAS been answered, many times...

If straight AND right can both go, the main green is on.
If right can go, but straight can't, the red and the right filter light are on.
But the thicko OP doesn't understand that the arrow is just an indication that the opposing traffic has a red, and is in addition to the green. So doesn't understand it's purpose for existence. So the answers don't answer the question.

The simplest answer to the picture is: If there are no red lights. You can go. In the OP's pic there are no red lights.

However the OP is clearly a troll so...

mr alan

4,318 posts

190 months

Tuesday 4th April 2017
quotequote all
Munter said:
But the thicko OP doesn't understand that the arrow is just an indication that the opposing traffic has a red, and is in addition to the green. So doesn't understand it's purpose for existence. So the answers don't answer the question.

The simplest answer to the picture is: If there are no red lights. You can go. In the OP's pic there are no red lights.

However the OP is clearly a troll so...
School is out of course

NickCQ

5,392 posts

96 months

Tuesday 4th April 2017
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Jonno02 said:
I bet he can speak better English than you can his native language. What a bloody ignorant comment.
Not wishing to initiate a UKIP-themed flamewar, but I'm sure that many of us speak other languages proficiently in addition to English. It's not relevant though, given that we are discussing the UK highway code on an English-speaking forum.

[Edited to correct grammar, because sod's law means that when you discuss language you always make grammar mistakes smile]

mr alan

4,318 posts

190 months

Tuesday 4th April 2017
quotequote all
Jonno02 said:
I bet he can speak better English than you can his native language. What a bloody ignorant comment.
Probably but we aren't driving in his country (wherever that is) what a ridiculous comment, perhaps you would like all the road signs in 20 languages so "everyone" in included

anonymous-user

54 months

Tuesday 4th April 2017
quotequote all
Jonno02 said:
I bet he can speak better English than you can his native language. What a bloody ignorant comment.
Which has nothing to do with the fact he/she doesn't understand traffic signals.

WJNB

2,637 posts

161 months

Tuesday 4th April 2017
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I don't know why there are so many traffic lights 'that don't work'.

mcg_

1,445 posts

92 months

Tuesday 4th April 2017
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WJNB said:
I don't know why there are so many traffic lights 'that don't work'.
I'm sure you can take a pretty good guess? Two words