Dual carriageway - one way road - speed limit?
Dual carriageway - one way road - speed limit?
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Discussion

Donbot

Original Poster:

4,194 posts

156 months

Sunday 5th September 2021
quotequote all
Probably a daft question, but would an NSL one way road be 60 or 70?

With the definition of a dual carriageway being separated from oncoming traffic, I guess it would be 60, as there is no oncoming traffic or other carriageway.

Does even such a road exist?

Likely a pointless question but it did get me wondering.

ApexCult

4,922 posts

182 months

Sunday 5th September 2021
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So a one way road with two lanes that is NSL?

I've never seen such a thing!

Donbot

Original Poster:

4,194 posts

156 months

Sunday 5th September 2021
quotequote all
Number of lanes doesn't matter. Could be one lane.

Thebaggers

387 posts

162 months

Sunday 5th September 2021
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If there is a hard barrier between the carriages the NSL is 70. Doesnt have to be dual.

Donbot

Original Poster:

4,194 posts

156 months

Sunday 5th September 2021
quotequote all
Thebaggers said:
If there is a hard barrier between the carriages the NSL is 70. Doesnt have to be dual.
You mean two lanes.

23.7

28,961 posts

212 months

Sunday 5th September 2021
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Isn't each side of a dual carriageway treated as separate roads anyway? Possible to have different limits on each side.

Donbot

Original Poster:

4,194 posts

156 months

Sunday 5th September 2021
quotequote all
That's a good point. You get it a lot with road works.

But you do have another carriageway still.

Dr Jekyll

23,820 posts

290 months

Sunday 5th September 2021
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If it's a one way road the there isn't another carriageway so 60. (Unless there are two carriageways going the same way I suppose).

Saleen836

12,493 posts

238 months

Sunday 5th September 2021
quotequote all
There is one near me....
https://www.google.com/maps/@51.263086,-2.2764476,...

Just over haf a mile in length and 60mph limit, still get annoying idiots who want to turn right at the next roundabout insisting on sitting in the RH lane all the way at 40/45mph

Donbot

Original Poster:

4,194 posts

156 months

Sunday 5th September 2021
quotequote all
Dr Jekyll said:
If it's a one way road the there isn't another carriageway so 60. (Unless there are two carriageways going the same way I suppose).
Ooooh. Didn't think of that. I hope such a road exists to add to the confusion smile

_Hoppers

1,689 posts

94 months

Sunday 5th September 2021
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There’s one such road near Keswick

https://goo.gl/maps/NZyn5kbWdBBLtCMd9

It’s signed Dual Carriageway so 70mph

TwigtheWonderkid

49,016 posts

179 months

Sunday 5th September 2021
quotequote all
Thebaggers said:
If there is a hard barrier between the carriages the NSL is 70. Doesnt have to be dual.
How can it not be a dual carriageway if there is a hard barrier between the carriages?

Dr Jekyll

23,820 posts

290 months

Sunday 5th September 2021
quotequote all
_Hoppers said:
There’s one such road near Keswick

https://goo.gl/maps/NZyn5kbWdBBLtCMd9

It’s signed Dual Carriageway so 70mph
That's not technically a one way street, the apparent one way street going the other way is another carriageway of the same road.

Thebaggers

387 posts

162 months

Sunday 5th September 2021
quotequote all
TwigtheWonderkid said:
Thebaggers said:
If there is a hard barrier between the carriages the NSL is 70. Doesnt have to be dual.
How can it not be a dual carriageway if there is a hard barrier between the carriages?
I meant 2 lanes in each direction.

Jazoli

9,648 posts

279 months

Sunday 5th September 2021
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_Hoppers said:
There’s one such road near Keswick

https://goo.gl/maps/NZyn5kbWdBBLtCMd9

It’s signed Dual Carriageway so 70mph
I drive/ride this regularly and I'm still amazed that it has a 70mph limit, it is possible to do 70 down there but you wouldn't want to be side by side with another car for anything other than the start of it and getting airborne is also easily done but you need to make sure you are pointing in the right direction, even more so on a bike hehe

_Hoppers

1,689 posts

94 months

Sunday 5th September 2021
quotequote all
Jazoli said:
_Hoppers said:
There’s one such road near Keswick

https://goo.gl/maps/NZyn5kbWdBBLtCMd9

It’s signed Dual Carriageway so 70mph
I drive/ride this regularly and I'm still amazed that it has a 70mph limit, it is possible to do 70 down there but you wouldn't want to be side by side with another car for anything other than the start of it and getting airborne is also easily done but you need to make sure you are pointing in the right direction, even more so on a bike hehe
Yeah, it can get quite exciting!

Carbon Sasquatch

5,223 posts

93 months

Sunday 5th September 2021
quotequote all
Dual carriageway is 70 - the definition is a barrier between traffic travelling in opposite directions. Can be 1 or 2 lanes either way, that bit is irrelevant

Donbot

Original Poster:

4,194 posts

156 months

Sunday 5th September 2021
quotequote all
_Hoppers said:
Jazoli said:
_Hoppers said:
There’s one such road near Keswick

https://goo.gl/maps/NZyn5kbWdBBLtCMd9

It’s signed Dual Carriageway so 70mph
I drive/ride this regularly and I'm still amazed that it has a 70mph limit, it is possible to do 70 down there but you wouldn't want to be side by side with another car for anything other than the start of it and getting airborne is also easily done but you need to make sure you are pointing in the right direction, even more so on a bike hehe
Yeah, it can get quite exciting!
That does look fun.

Maybe the title should be changed to 'exciting 70 sections, which look like they shouldn't be'.

Though that risks the killjoys with the placards.

littleredrooster

6,360 posts

225 months

Sunday 5th September 2021
quotequote all
Jazoli said:
_Hoppers said:
There’s one such road near Keswick

https://goo.gl/maps/NZyn5kbWdBBLtCMd9

It’s signed Dual Carriageway so 70mph
I drive/ride this regularly and I'm still amazed that it has a 70mph limit, it is possible to do 70 down there but you wouldn't want to be side by side with another car for anything other than the start of it and getting airborne is also easily done but you need to make sure you are pointing in the right direction, even more so on a bike hehe
Indeed. RAC rally c.1977, running late to spectate on one of the Lake District stages in the early hours. 3-litre Capri airborne, sideways & sh*ttin’ meself along there

Riley Blue

23,205 posts

255 months

Monday 6th September 2021
quotequote all
Donbot said:
That does look fun.

Maybe the title should be changed to 'exciting 70 sections, which look like they shouldn't be'.

Though that risks the killjoys with the placards.
Here you go: