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After the Ball is over - Waterloo International
Am Sat, 10 Nov 2007 11:28:43 UTC, schrieb auf
uk.railway : On another note, what is the deal for a prospective tunnel connection to Ireland? Connecting a network with standard 1435 mm track gauge to another network with 1600 mm wide track gauge? And then? Curious, L.W. |
After the Ball is over - Waterloo International
On another note, what is the deal for a prospective tunnel
connection to Ireland? (Yeah, right.) Connecting a network with standard 1435 mm track gauge to another network with 1600 mm wide track gauge? If that was the only problem, it wouldn't be a problem. And then? Most conveniently, what they do with some trains at the French- Spanish border: slide the wheels along the axles to fit the other gauge. Other solutions include mixed-gauge track, bogie changing, and (of course) having the passengers change trains. -- Mark Brader | "For the stronger we our houses do build, Toronto | The less chance we have of being killed." | -- William McGonagall, "The Tay Bridge Disaster" |
After the Ball is over - Waterloo International
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After the Ball is over - Waterloo International
On Sat, 10 Nov 2007 11:28:43 GMT, wrote:
On another note, what is the deal for a prospective tunnel connection to Ireland? I seem to recall talk about this in times past but, because the earth between the two islands is largely sand, it is quite difficult to build any sort of subterranean structure there. A tunnel from Holyhead to Dublin would be nearly twice the length of the channel tunnel, though proposals do get raised every now and then. The shortest Irish Sea crossing, and so the easiest place to build a tunnel is between Scotland and Northern Ireland (eg Stranrear-Larne). even with trains running at TGV speed on both sides of the Irish Sea this would be a long enough way round for many journeys, including London-Dublin, for rail to remain uncompetitive with air. Somewhere I also remember reading that the Irish Sea is much deeper than the English Channel, which makes tunnelling more difficult than the tunnel length would suggest, but I haven't been able to verify that Martin |
After the Ball is over - Waterloo International
On 11 Nov, 00:32, rail wrote:
In message . com wrote: On 10 Nov, 13:01, rail wrote: In message wrote: Would it be feasible to retain at least some sort of international service from Waterloo, even if it would be short hops across the Channel to Lille or Brussels? No, once the service starts from St Pancras there will be no stock capable of using third rail cleared for CT use. This is putting the cart before the horse. The only reason why it's becoming possible to remove the shoegear from the Eurostars is because a decision has been taken to run all international services from St Pancras. If the decision had been to run two terminals, with Waterloo keeping some of the traffic, then the trains would have kept the shoegear. It wasn't the decision to remove the shoegear that led to the closure of Waterloo International ! That wasn't the question if you bothered to read it. -- Graeme Wall This address is not read, substitute trains for rail. Transport Miscellany at http://www.greywall.demon.co.uk/rail/index.html- Hide quoted text - - Show quoted text - Er, I did read it. And I've read it again, several times. The question asked if it would be possible to retain (not reintroduce) at least some services from Waterloo International to international destinations. You answered that no, there won't be any third rail-capable stock cleared for the Channel Tunnel available. My point is that there won't be any third-rail capable stock available *because* the decision has been taken to abandon Waterloo. If Eurostar had decided to retain a presence at Waterloo, then the Eurostar trains wouldn't be losing their third-rail capability. Your answer says that the decision not to run Waterloo/Lille (for example) is driven by the rolling stock capability, whereas the rolling stock capability is actually being driven by the decision not to use Waterloo anymore. Rob. |
After the Ball is over - Waterloo International
"Martin Rich" wrote in message ... Somewhere I also remember reading that the Irish Sea is much deeper than the English Channel, which makes tunnelling more difficult than the tunnel length would suggest, but I haven't been able to verify that From a wander around GOOGLE I find...... The Irish Sea is a semi enclosed shelf sea bordered by the island of Ireland, Scotland England and Wales. The depth in the western Irish Sea is characterised by a channel of greater than 80m depth that runs from St. George's Channel in the south to a maximum depth of 275m in the North Channel. also... The English Channel has a maximum depth of 100 m at the western mouth (5deg W) shallowing to 40 m in the central Dover Strait Which does confirm your memory. KW |
After the Ball is over - Waterloo International
Ken Ward wrote:
"Martin Rich" wrote in message ... Somewhere I also remember reading that the Irish Sea is much deeper than the English Channel, which makes tunnelling more difficult than the tunnel length would suggest, but I haven't been able to verify that From a wander around GOOGLE I find...... The Irish Sea is a semi enclosed shelf sea bordered by the island of Ireland, Scotland England and Wales. The depth in the western Irish Sea is characterised by a channel of greater than 80m depth that runs from St. George's Channel in the south to a maximum depth of 275m in the North Channel. also... The English Channel has a maximum depth of 100 m at the western mouth (5deg W) shallowing to 40 m in the central Dover Strait Which does confirm your memory. Does depth make a difference? It won't be cut and cover! |
After the Ball is over - Waterloo International
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After the Ball is over - Waterloo International
"Ken Ward" wrote in message ... "Martin Rich" wrote in message ... Somewhere I also remember reading that the Irish Sea is much deeper than the English Channel, which makes tunnelling more difficult than the tunnel length would suggest, but I haven't been able to verify that From a wander around GOOGLE I find...... The Irish Sea is a semi enclosed shelf sea bordered by the island of Ireland, Scotland England and Wales. The depth in the western Irish Sea is characterised by a channel of greater than 80m depth that runs from St. George's Channel in the south to a maximum depth of 275m in the North Channel. also... The English Channel has a maximum depth of 100 m at the western mouth (5deg W) shallowing to 40 m in the central Dover Strait Which does confirm your memory. KW Hurd Deep in the English Channel is 172 m its deepest. Beaufort Dyke, in the North Channel is between 200 and 300 m deep. From Wikipedia :- "Projects for a rail tunnel between Ireland and Scotland have been suggested at various times from the late nineteenth-century onwards. The Dyke has always been an important problem for such proposals, in terms both of practicality and cost." Jim Hawkins |
After the Ball is over - Waterloo International
On 11 Nov, 15:06, rail wrote:
In message .com wrote: On 11 Nov, 00:32, rail wrote: In message . com wrote: On 10 Nov, 13:01, rail wrote: In message wrote: Would it be feasible to retain at least some sort of international service from Waterloo, even if it would be short hops across the Channel to Lille or Brussels? No, once the service starts from St Pancras there will be no stock capable of using third rail cleared for CT use. This is putting the cart before the horse. The only reason why it's becoming possible to remove the shoegear from the Eurostars is because a decision has been taken to run all international services from St Pancras. If the decision had been to run two terminals, with Waterloo keeping some of the traffic, then the trains would have kept the shoegear. It wasn't the decision to remove the shoegear that led to the closure of Waterloo International ! That wasn't the question if you bothered to read it. -- Graeme Wall This address is not read, substitute trains for rail. Transport Miscellany at http://www.greywall.demon.co.uk/rail/index.html- Hide quoted text - - Show quoted text - Er, I did read it. And I've read it again, several times. Try understanding it next time. The question asked if it would be possible to retain (not reintroduce) at least some services from Waterloo International to international destinations. You answered that no, there won't be any third rail-capable stock cleared for the Channel Tunnel available. My point is that there won't be any third-rail capable stock available *because* the decision has been taken to abandon Waterloo. If Eurostar had decided to retain a presence at Waterloo, then the Eurostar trains wouldn't be losing their third-rail capability. Your answer says that the decision not to run Waterloo/Lille (for example) is driven by the rolling stock capability, whereas the rolling stock capability is actually being driven by the decision not to use Waterloo anymore. Come back when you understand both question and answer. -- Graeme Wall This address is not read, substitute trains for rail. Transport Miscellany at http://www.greywall.demon.co.uk/rail/index.html- Hide quoted text - - Show quoted text -- Hide quoted text - - Show quoted text - I've had the decency to justify my understanding of both question and answer. Are you gentleman enough to explain your understanding of the question and answer? Rob |
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