Undertaking on the approach to a roundabout
Undertaking on the approach to a roundabout
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anonymous-user

Original Poster:

77 months

Saturday 21st January 2023
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The initial message was deleted from this topic on 09 December 2023 at 23:46

OutInTheShed

13,025 posts

49 months

Saturday 21st January 2023
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Depends if it's obvious they could only be turning right.
If you can't see far enough down the road to be sure they're not moving into the RH lane to overtake a cyclist or let a vehicle out of a layby or some other thing, that might be 'careless', IMHO.

If you wanted the RH lane yourself, it's more naughty than careless....

QJumper

3,238 posts

49 months

Saturday 21st January 2023
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I can't think why it would. You were both in the appropriate lane for your choice of exits at the roundabout, and you were travelling within the speed limit.

Just my opinion.

Super Sonic

12,198 posts

77 months

Saturday 21st January 2023
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QJumper said:
I can't think why it would. You were both in the appropriate lane for your choice of exits at the roundabout, and you were travelling within the speed limit.

Just my opinion.
'username checks out'!

catso

15,880 posts

290 months

Saturday 21st January 2023
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For an HGV, I would probably leave it the space of both lanes whether turning right or not (depends on road width, layout etc.), he may need it to get the 'swing' - I would never put myself into a potentially dangerous position aside a large truck, there's only one loser if it goes wrong.

aterribleusername

446 posts

86 months

Saturday 21st January 2023
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catso said:
For an HGV, I would probably leave it the space of both lanes whether turning right or not (depends on road width, layout etc.), he may need it to get the 'swing' - I would never put myself into a potentially dangerous position aside a large truck, there's only one loser if it goes wrong.
Is what I would do. Drive a Class 2 as y day job and the amount of times I see drivers undertake me or trucks in front of me when we are turning right and then put themselves directly in the danger zone (especially for artics and trailers that have long overhangs) is unreal. A truck can obliterate a car without much issue even in low speed accidents so it's best to just give them room and be delayed by 30 seconds than end up being delayed permanently.

Just looked at your street view and it's plain they were heading right to the test area but if you didn't know that then they could as easily have been giving the trailer enough room to swing into the lane at right angles in the left as you approach the roundabout.

Edited by aterribleusername on Saturday 21st January 16:50

Pica-Pica

16,045 posts

107 months

Saturday 21st January 2023
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catso said:
For an HGV, I would probably leave it the space of both lanes whether turning right or not (depends on road width, layout etc.), he may need it to get the 'swing' - I would never put myself into a potentially dangerous position aside a large truck, there's only one loser if it goes wrong.
Agreed. OP’s statement of ‘I figured’ is not really enough, tbh. There was room for doubt it seems, so hold back.

Hammersia

1,564 posts

38 months

Saturday 21st January 2023
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Prison is too good for you OP

blank

3,711 posts

211 months

Saturday 21st January 2023
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Sounds perfectly fine.

If you tried to avoid this manoeuvre every time it happened in Milton Keynes you wouldn't get far!

Roger Irrelevant

3,318 posts

136 months

Sunday 22nd January 2023
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As an aside, it always baffles me why some people will boot it to get alongside a car that was in front of them on the single lane bit when a road splits into two lanes for a roundabout- I see so many people drifting out of their lanes on roundabouts and their approaches/exits that it's just asking for trouble.

However, looking at that street view it'sclear that this isn't one of those situations and I'm sure you'll be absolutely fine OP.

Franco5

486 posts

82 months

Sunday 22nd January 2023
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Boo-urns said:
I was driving behind an HGV following a DVSA officer with one of those 'HGV Follow Me' signs on the top of his car today. They were doing about 40mph, at a guess, in the outside lane of a short length of dual carriageway.

The road switches from single carriageway to two-lane dual carriageway roughly 1/2 mile before the roundabout and the DVSA car and HGV moved immediately to the outside lane. After holding back in the inside lane for about 200 yards I figured they were turning right at the roundabout to get on the M3 and that it would be safe to overtake both on the left as I was taking the first exit at the roundabout. I don't think they were indicating at the point I overtook.

Here's a street view of the scene: https://www.google.com/maps/@51.0557315,-1.2934124...

Now, I was always under the assumption that as 'undertaking' isn't a specific offence, there would be no issue with this move. However, a quick check online suggests that plod could view this as careless driving.

And given that I was overtaking a DVSA officer, is it likely that this will come back to bite me?
Almost certainly. I would be surprised if they didn’t write a full report on the incident as soon as they arrived at their destination and will submit this to the police providing they are able to find an officer in the next few weeks who isn’t raping or murdering someone.

BertBert

20,891 posts

234 months

Sunday 22nd January 2023
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Surely OP you are not really worried about this. They were turning right and you were in the LH lane. No issue at all. I'll pay your fine if you get one, which you wont!

DaveE87

1,149 posts

158 months

Sunday 22nd January 2023
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Nothing to worry about at all. They've moved out a bit early but if it's a busy road at times I can understand why.

The DVSA won't be concerned.

Solocle

3,987 posts

107 months

Sunday 22nd January 2023
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blank said:
Sounds perfectly fine.

If you tried to avoid this manoeuvre every time it happened in Milton Keynes you wouldn't get far!
Ah, Milton Keynes. A short stretch of the A4146 when heading from Winslow direction cycling Oxford-Cambridge. the timing of getting into the right hand lane of an NSL dual carriageway is always a balancing act when you're doing 25-30 mph!

Certainly didn't mind being undertaken, I was turning right.

R0G

5,032 posts

178 months

Monday 23rd January 2023
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Passing on the nearside when the vehicle in the outer lane is settled is not an issue

I cannot see any downside in regards to safety

MikeM6

5,831 posts

125 months

Monday 23rd January 2023
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Hammersia said:
Prison is too good for you OP
Why?

The way I see this is that the left lane, i.e. the correct lane, was chosen by the driver to turn left. A slower moving vehicle was present in the right lane. By the time the roundabout had been reached, the vehicles were not side by side, so the point of leaving enough room for the HGV to turn is not really applicable.

I think the problem here is the use of the word undertaking, as that isn't really what happened. It implies that the intention was to pass the HGV to get ahead.

Turbobanana

7,880 posts

224 months

Monday 23rd January 2023
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Solocle said:
blank said:
Sounds perfectly fine.

If you tried to avoid this manoeuvre every time it happened in Milton Keynes you wouldn't get far!
Ah, Milton Keynes. A short stretch of the A4146 when heading from Winslow direction cycling Oxford-Cambridge. the timing of getting into the right hand lane of an NSL dual carriageway is always a balancing act when you're doing 25-30 mph!

Certainly didn't mind being undertaken, I was turning right.
The problem in MK, Solocle, is not so much the cyclists (of which I am occasionally one), but the drivers who occupy the right hand lane at the speed you describe, for junction after junction (well, roundabout) in seemingly perpetual readiness for a right turn that never comes. As blank says, sooner or later you'll be undertaking someone if you have your wits about you: it keeps the traffic moving.

anonymous-user

Original Poster:

77 months

Monday 23rd January 2023
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catso said:
For an HGV, I would probably leave it the space of both lanes whether turning right or not (depends on road width, layout etc.), he may need it to get the 'swing' - I would never put myself into a potentially dangerous position aside a large truck, there's only one loser if it goes wrong.
Just out of interest, and from an insurance/blame point of view, what would happen if a car was sideswiped by a HGV or HGV Trailer simply because it was in the lane next to it?

I have always presumed that it would be deemed the HGV’s fault. At the end of the day, if their vehicle leaves the confines of their lane and hits another vehicle, it can’t be anyone else’s fault surely?


DaveE87

1,149 posts

158 months

Monday 23rd January 2023
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Lord Marylebone said:
Just out of interest, and from an insurance/blame point of view, what would happen if a car was sideswiped by a HGV or HGV Trailer simply because it was in the lane next to it?

I have always presumed that it would be deemed the HGV’s fault. At the end of the day, if their vehicle leaves the confines of their lane and hits another vehicle, it can’t be anyone else’s fault surely?
It would be the HGV drivers fault in most cases. Exceptions being where someone drove in to a gap that was clearly going to close. However, if we need to use two lanes we're trained to straddle both lanes. Even doing that though there are some chancers, but the HGV driver should be constantly checking their mirrors and come to a complete stop when that happens.

In this particular example I can't see where the HGV driver would have to use two lanes, except for the approach to the roundabout up ahead where it opens to three wide. It looks too tight to only use lane three, so straddling lanes two and three should be clear to everyone that they're taking up the space required.

anonymous-user

Original Poster:

77 months

Monday 23rd January 2023
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DaveE87 said:
Lord Marylebone said:
Just out of interest, and from an insurance/blame point of view, what would happen if a car was sideswiped by a HGV or HGV Trailer simply because it was in the lane next to it?

I have always presumed that it would be deemed the HGV’s fault. At the end of the day, if their vehicle leaves the confines of their lane and hits another vehicle, it can’t be anyone else’s fault surely?
It would be the HGV drivers fault in most cases. Exceptions being where someone drove in to a gap that was clearly going to close. However, if we need to use two lanes we're trained to straddle both lanes. Even doing that though there are some chancers, but the HGV driver should be constantly checking their mirrors and come to a complete stop when that happens.

In this particular example I can't see where the HGV driver would have to use two lanes, except for the approach to the roundabout up ahead where it opens to three wide. It looks too tight to only use lane three, so straddling lanes two and three should be clear to everyone that they're taking up the space required.
Interesting. Thanks.