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#21
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Overground speed - or lack thereof
On Mon, 24 Nov 2014 21:13:26 +0000 (UTC)
Recliner wrote: I think they'd be more useful in the middle than the end! Actually, all the 378s are bing lengthened to five cars, starting now; the first 5-car Are these extra cars going to be powered or will they be unpowered trailers so the 378s will be even slower? -- Spud |
#22
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Overground speed - or lack thereof
wrote:
On Mon, 24 Nov 2014 21:13:26 +0000 (UTC) Recliner wrote: I think they'd be more useful in the middle than the end! Actually, all the 378s are bing lengthened to five cars, starting now; the first 5-car Are these extra cars going to be powered or will they be unpowered trailers so the 378s will be even slower? I think they're motored. Class 378s have a 75mph top speed, much more than modern LU stock, but they seem to accelerate more slowly. With stations typically 2 mins apart, they rarely get up to speed. |
#23
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Overground speed - or lack thereof
On 25.11.14 10:22, Recliner wrote:
wrote: On Mon, 24 Nov 2014 21:13:26 +0000 (UTC) Recliner wrote: I think they'd be more useful in the middle than the end! Actually, all the 378s are bing lengthened to five cars, starting now; the first 5-car Are these extra cars going to be powered or will they be unpowered trailers so the 378s will be even slower? I think they're motored. Class 378s have a 75mph top speed, much more than modern LU stock, but they seem to accelerate more slowly. With stations typically 2 mins apart, they rarely get up to speed. They appear to take a while to brake as well. |
#24
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Overground speed - or lack thereof
On Tue, 25 Nov 2014 10:22:40 +0000 (UTC)
Recliner wrote: wrote: On Mon, 24 Nov 2014 21:13:26 +0000 (UTC) Recliner wrote: I think they'd be more useful in the middle than the end! Actually, all the 378s are bing lengthened to five cars, starting now; the first 5-car Are these extra cars going to be powered or will they be unpowered trailers so the 378s will be even slower? I think they're motored. Class 378s have a 75mph top speed, much more than modern LU stock, but they seem to accelerate more slowly. With stations typically 2 mins apart, they rarely get up to speed. I suppose the top speed is so they can be cascaded in the future to elsewhere around the country because its certainly overkill on their current routes. I still think S stock running on the ELL as a tube route terminating at new cross + gate would have been a better choice despite extra traffic from further south since interchange would have been fairly easy. -- Spud |
#25
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Overground speed - or lack thereof
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#26
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Overground speed - or lack thereof
On Mon, Nov 24, 2014 at 09:13:26PM +0000, Recliner wrote:
Short platform lengths at some stations limit future lengthening. I don't understand this. Are people really too ****ing stupid to understand announcements like "passengers for Some Station must travel in the front four carriages"? Cos those work just fine elsewhere on the rail network. -- David Cantrell | London Perl Mongers Deputy Chief Heretic People from my sort of background needed grammar schools to compete with children from privileged homes like ... Tony Benn -- Margaret Thatcher |
#28
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Overground speed - or lack thereof
On 2014\11\26 14:18, David Cantrell wrote:
Lots of them get off at Canada Water. I presume that they're heading for the Jubilee line and Canary Wharf. I've just noticed that a straight line from Bermondsey Station to Canary Wharf Station pretty much goes through Rotherhithe Station. Does anyone know why Canada Water was built at all? |
#29
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Overground speed - or lack thereof
On Tuesday, 25 November 2014 19:06:56 UTC, wrote:
On Tue, 25 Nov 2014 10:22:40 +0000 (UTC) Recliner wrote: wrote: On Mon, 24 Nov 2014 21:13:26 +0000 (UTC) Recliner wrote: I think they'd be more useful in the middle than the end! Actually, all the 378s are bing lengthened to five cars, starting now; the first 5-car Are these extra cars going to be powered or will they be unpowered trailers so the 378s will be even slower? I think they're motored. Class 378s have a 75mph top speed, much more than modern LU stock, but they seem to accelerate more slowly. With stations typically 2 mins apart, they rarely get up to speed. I suppose the top speed is so they can be cascaded in the future to elsewhere around the country because its certainly overkill on their current routes. It isn't - the linespeed on the slow lines south of New Cross Gate is largely 60mph (if probably not reached that often in normal service. ECS though...) I still think S stock running on the ELL as a tube route terminating at new cross + gate would have been a better choice despite extra traffic from further south since interchange would have been fairly easy. Where would the extra services from further south terminate? No terminating facility at New Cross Gate, and no capacity at London Bridge. Same applies for terminating from the north at New Cross Gate. Terminating 12 tph there would be challenging, perhaps not impossible but the knock-on effect of a problem would be far bigger than with multiple quieter terminuses. People have always been able to change at New Cross Gate for the ELL (well, apart from the long stretches of it being closed). They tended not to and interchange numbers were tiny, probably due to the inconvenience, and the infrequency of the ELL and its limited route. A train load of people changing at New Cross Gate would cause chaos there, even after they've finished rebuilding it. |
#30
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Overground speed - or lack thereof
In message , at 14:22:25
on Wed, 26 Nov 2014, David Cantrell remarked: Short platform lengths at some stations limit future lengthening. I don't understand this. Are people really too ****ing stupid to understand announcements like "passengers for Some Station must travel in the front four carriages"? Cos those work just fine elsewhere on the rail network. With ungangwayed 4-car units it's not always obvious which one you are in without getting out and having a look. I've even been on an 8-car (double 4-car) unit with a through gangway which was about to arrive at a splitting station and just to confuse everyone they'd already locked and closed the gangway. -- Roland Perry |
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