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N8/N25/N40 - Dunkettle Interchange [open to traffic]

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Comments

  • Registered Users, Registered Users 2 Posts: 8,557 ✭✭✭Markcheese


    To be honest it would be easy enough to set up cameras on gantries on the n40 ,dunkettle + approaches, anpr would take care of identification ,and software could identify which cars are driving erratically, tail gating ,soeeding , weaving , lane hogging, on phones or texting , and it could be reviewed by real people . Before a ticket was sent out

    Slava ukraini 🇺🇦



  • Registered Users, Registered Users 2 Posts: 1,734 ✭✭✭KrisW1001


    ANPR and cameras are already in place on N40.



  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    As the old saying goes 'Where there's a will there's a way'

    Unfortunately, despite all the political and Garda rhetoric about driving safer there appears to be very little will to seriously address the problem of pi$$ poor driving behaviour on our roads. Apart from the odd short-lived 'slow down' and anti-drink/drug-driving campaign



  • Registered Users, Registered Users 2 Posts: 5,950 ✭✭✭Chris_5339762


    The trouble is I don't believe it is "piss poor driving". The people doing it are likely competent drivers, but choose to be terrible on the roads and bully everyone else. Thats harder to solve.

    But the police etc here have absolutely no interest in doing anything about it.



  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    I spent a few minutes this morning looking at the various cameras covering the interchange.

    While there were queues on the M8 to N40 and N25 to N40 links the speed on the actual N40 (the 100m before the tunnel) and into the tunnel seemed very slow, maybe only 40 km/h, yet the Bloomfield interchange was flowing freely.

    Perhaps if drivers moved a bit quicker into and through the tunnel the queues on the M8 and N25 might not be so bad

    Interestingly, number six in the list of the top ten reasons for people failing their test is Not making sufficient Progress on the Straight



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  • Registered Users, Registered Users 2 Posts: 5,950 ✭✭✭Chris_5339762


    Nah, its the wholly unnecessary 2-into-1 and then the subsequent merge into the with the Little Island traffic on the N25 slip into the tunnel southbound that is causing the problems there. And the result is some people are going down to the Dunkettle Roundabout, doing a loop of it, and then accessing the tunnel via the N25E to N40S loop - which is causing some delays again on the M8S.

    I know that there are constraints there, but that 2-into-1 is just ridiculous I think. Would flow better without it.



  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    'some people are going down to the Dunkettle Roundabout, doing a loop of it, and then accessing the tunnel via the N25E to N40S loop - which is causing some delays again on the M8S'

    When I was watching this morning there was not a lot of traffic on that loop joining the M8.

    Definitely, a significant contributor factor in the queuing up to the merge points was the slow movement of traffic after the merge points and onwards to the tunnel. Think of a funnel with a tap in the outlet restricting the output flow.



  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    https://www.irishexaminer.com/news/munster/arid-41357416.html



  • Registered Users Posts: 708 ✭✭✭cork_south


    At peak times it took less time to get to the tunnel south bound from East Cork before the DKI upgrade even though you had to go through 2 sets of lights, 1 for the Little Island and 1 at the Interchange.


    The upgrade has mainly been a success for all other traffic flows though tunnel northbound at peak is still pretty bad.



  • Registered Users, Registered Users 2 Posts: 4,561 ✭✭✭AugustusMinimus


    I keep reading that the NRR is now the only other solution to resolve traffic here.

    How will an NRR help with N25 - Tunnel traffic. It will hardly remove any traffic from this movement.



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  • Registered Users Posts: 708 ✭✭✭cork_south


    It could possibly help remove commuter traffic heading to Ballincollig or Macroom direction I suppose.



  • Registered Users, Registered Users 2 Posts: 797 ✭✭✭mydiscworld


    So what's causing the East Cork backlog into tunnel, the merging lanes before the tunnel?



  • Registered Users Posts: 708 ✭✭✭cork_south


    4 lanes (2 from Little Island, 2 from N25) with heavy traffic at peak times merging to single lane on a bend before the tunnel.



  • Registered Users, Registered Users 2 Posts: 4,561 ✭✭✭AugustusMinimus


    Would be quite a detour although likely faster given traffic levels on both routes.



  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    AFAIK, the Northern Ring Road referred to in the Examiner article is the proposed one for Midleton to relieve the congestion in the town of Midleton. There's already a lot of industry and housing on the existing bit which now ends on the L7630



  • Registered Users, Registered Users 2 Posts: 8,557 ✭✭✭Markcheese


    Pretty much it ,the design of the merge points isnt great , moving the n25 merge back was a good idea , but the little island merge is very long , and the final merge is right before the bend ,

    It could be tweaked

    Slava ukraini 🇺🇦



  • Registered Users, Registered Users 2 Posts: 5,594 ✭✭✭veryangryman


    Looking at thread title. Is the works still ongoing



  • Registered Users, Registered Users 2 Posts: 21,461 ✭✭✭✭Mushy


    Nothing really much construction wise, more likely landscaping details. Weird not getting the weekly update



  • Registered Users, Registered Users 2 Posts: 4,561 ✭✭✭AugustusMinimus




  • Registered Users, Registered Users 2 Posts: 3,234 ✭✭✭hans aus dtschl


    I'm not sure many here are saying it's the solution to the Dunkettle Interchange? Rather plenty people (me included) are saying that capacity expansion of the N40 (for instance at Douglas) isn't a sensible use of money. The N40 north is needed for N/M20 to Dunkettle link, and it's needed for the N/M20 to Ballincollig link, but it's not going to solve N25/N40 traffic issues.

    The issue isn't the DkI, the issue is reams of one-off-housing with no sustainable connectivity or alternative connectivity.

    I'd like to take a second to point out that the same public representatives who are bemoaning the traffic on the N25 are pushing for new large housing developments to be built and connected right onto the N25 (using public money, no less!). They're in no way a trustworthy source of information or transportation ideas. I'd go further and say that some of them haven't got a clue what they're talking about and are best ignored.

    The cheerleaders and facilitators of the DkI issue are the same ones complaining about the mess they're very actively creating. If I was in the NTA or TII I'd be absolutely fed up of hearing their nonsense.

    By way of explanation, development after development is getting approved in the County LA area with no facilitating infrastructure. Ballinglanna, Waterrock, Adamstown, Blossomhill, Broomfield, Castleredmond etc etc etc. Each of these is promising that there will be no significant increase in car traffic, in order to get approval. Each one is getting cheered on by the council, because houses are so desperately needed. Each one is adding lots of additional traffic onto the N25.

    Even on a basic level, the same council took the planning regulator to court for trying to stop them building a surface outlet mall in Carrigtohill!

    "I'm pro unsustainable growth in car traffic, and someone needs to solve the mess I'm creating"



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  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    That may be, but the article in the Irish Examiner https://www.irishexaminer.com/news/munster/arid-41357416.html, referred to the Midleton Northern Relief Road (Midleton NRR) and concentrated on issues arising from traffic grinding to a halt at peak times in Midleton and around Carrigtwohill, while queues from that direction into the Jack Lynch Tunnel have worsened since the Dunkettle junction’s €220m upgrade



  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    There is big rail project currently ongoing to serve those housing developments in East Cork you're talking about. It includes two new stations to serve Water Rock and Carrigtwohill West with electric trains running up to every 10 minutes.

    However, to get commuters off the N25 to N40 route (The JLT) a significant improvement in the intermodal interconnection environment is needed at Kent Station connecting the Cork East area to the Cork South area.



  • Registered Users, Registered Users 2 Posts: 4,561 ✭✭✭AugustusMinimus




  • Registered Users, Registered Users 2 Posts: 5,950 ✭✭✭Chris_5339762


    Thats a big part of the problem. The bus links are terrible from Kent. You can't even get from the station to the hospital without changing buses or walking up a dodgy set of steps. There should also be many more bus lanes in the city.



  • Registered Users, Registered Users 2 Posts: 1,614 ✭✭✭Hibernicis


    Any time I travel from west of Cork city (Bandon etc) towards Limerick and vice versa, the N40/JLT/DKI/M8/R513 features as the either the optimal route on Google Maps, or in second place by 2 or 3 mins compared to the twisting dirt track that is the alternative. Combined with my preference for the M8/R513 vs the N20 it's certainly my route of choice, and I know others who feel the same. If the N40 ring road, a stated objective of TII which incorporates the Cork NRR, were ever to be completed, I wouldn't need to go anywhere near the DKI. Similar, to address your question, there must be a large number of people heading from the N25 to points west of the city who could take a northern arc rather than a southern arc based on traffic conditions and time to destination.

    The South Ring section of the N40 is currently at capacity and further upgrades are challenging to say the least and unlikely to improve the situation. It is also a massive single point of failure. Completion of the NRR can only relieve both of these issues with knock on effects for traffic coming from the N25 and other inbound routes.

    The only other possibility to alleviate the current capacity constraints is to build an outer southern bypass and rename this as the Southern section of the N40, and reclassify the SRR as a southern distributor. But I'd suggest that as the N40 ring road including the NRR is a higher priority.



  • Registered Users, Registered Users 2 Posts: 592 ✭✭✭DylanQuestion


    Signage is finally being updated at Dunkettle Roundabout (and the entire length of the N8, bar the eastbound roundabout sign). So far, the N8 exit and M8/N40/N25 exit signs updated with N40. Glanmire exit sign still to be done. While one of the N8 on ramp roundabout signs from the tunnel was updated to remove Cork and replace it with City Centre, all of the new signage at Dunkettle Roundabout says Cork, until the very first sign on the N8 (just <50m after the roundabout). Little Island still has the City Centre/Cork/Limerick mix up, and another sign showing the same mistake has since been added.



  • Registered Users, Registered Users 2 Posts: 2,057 ✭✭✭niloc1951


    Nearly got my bonnet flattened by a large tractor making a last minute dive across from the left lane of theN40 to the M8 as I was heading to the N25 in the righthand lane.

    Judging by the cacophony of horns from following vehicles after I hit the brakes other drivers were not impressed by the tractor drivers stunt either.

    There really needs to be repeated large markings on the N40 indicating that the M8 is only accessible from the righthand lane.

    Post edited by niloc1951 on


  • Registered Users, Registered Users 2 Posts: 4,561 ✭✭✭AugustusMinimus


    the signage on the N40 indicates that it’s accessible from both lanes. It’s an absolute mess.



  • Registered Users, Registered Users 2 Posts: 592 ✭✭✭DylanQuestion


    They have responded again

    "Thank you again for your email… below.

    A full review of signage in the Dunkettle area is taking place in relation to the use of “Cork” and/or “City Centre”. We expect that this review will be completed over the coming period and any necessary changes will then be implemented.

    Thank you again for bringing this item to our attention and matters will hopefully be progressed to a satisfactory conclusion over the coming period."



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  • Registered Users, Registered Users 2 Posts: 1,964 ✭✭✭cantalach


    Who are you mailing? I'm going to send them something too.



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