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Post by norbitonflyer on Dec 17, 2010 21:45:17 GMT
Presently 15 trains stable between the peaks on the Met. If you were to introduce your 'extra' Amersham service, this would mean only 9 stable. This would put more pressure on train maintenance overnight and either i) compromise the reliability levels or ii) require yet more £££ to pay for additional staff to handle this workload These trains get maintenance etc between the peaks and if you have more and more all day runners, such schedules may be compromised. There is another cost as well: if there are six more trains in service, you need six more drivers too.
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Deleted
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Post by Deleted on Dec 17, 2010 22:57:45 GMT
What are the passenger numbers travelling to and from Chesham? Feel free to list peak and off-peak totals.
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Deleted
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Post by Deleted on Dec 17, 2010 23:07:13 GMT
What are the passenger numbers travelling to and from Chesham? Feel free to list peak and off-peak totals. loads
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Post by Deleted on Dec 18, 2010 0:38:12 GMT
Tonights experience - thankfully nowhere near as hellish as last night but still showed up Another flaw I'd not thought of and probably another reason that will regularly cause A late diversion th Amersham: train gets to Chalfont, still a train on the branch, wait of at least 5 mins (with the doors wide open - thanks! Whynot close them and reopen if anyone appears wanting to board) have to wait for s/b Chiltern to come through before train on the branch can leave and clear the route for us. Luckily no trains (ESP Chilterns, seems they seem to take priority - why? All trains are equally providing a service to the public) close behind so our train blocking the n/b wasn't a problem, unlike last night.
Hopefully things will improve if/when the line controllers learn all the tricks like slowing a n/b Chesham if it looks like it's going to get to Chalfont before the one before has left the branch, ie, send it all stations Wembly - Harrow and/or Harrow Moor Park.
If things don't improve, as I understand it, we could revert to a 4 car A stock for another 2 years. Then I can't see it would be too difficult to use 3 car D78s for, maybe, another three years. That would give 5 years to find a solution, as I see it, either another crossing from the branch to s/b main further north or extend the bay in a similar pre fab manner to Baker st p1 & 4 - platform wouldn't need to be very wide, as it's not on p4 Baker st.
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Antje
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Post by Antje on Dec 18, 2010 3:08:25 GMT
I would personally support the S/4 solution. If the mainline services are unsustainable at times, there should be a shuttle car on standby.
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Ben
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Post by Ben on Dec 18, 2010 4:57:34 GMT
Chesham is one of the least used stations on the Underground network; it doesn't warrant anything that requires vast amounts of money to create a new, bespoke and permanent solution. No passing loops, no S4s (no matter how useful in the future such an option may be), no conversions of third rail stock, no PPMs....
It must have been obvious to the S stock planners that such a position might have been reached eventually; talk of closure by stealth etc. The comeback of 'its just got a through service' doesnt cut the mustard as this has made it an opperational bain, and as such will always be undesirable to run. Increasingly so in the long term. Nobody suffers an irritation ad infinitum.
Contracting out a shuttle to Chiltern would use just as many staff as before when TfL ran a shuttle, the branch would just need to be cleared for turbos and drivers trained. Either Chiltern drivers on the route, or Met drivers on the 16x stock. The former would be cheaper presumably. It wouldnt require modification to the stock or platforms.
The other option is altering the track cant to alow faster running. Civils is never cheap though to stump up. However the far more tangeble benefit of faster running times presents itself. And with some luck would make it easier to mesh into mainline services.
The third option is do nothing, put it down to an unfortunate set of circumstances, and start to curse and question the branches existance next time (if) it happens in the future. Thats not a pop at any individual, just to stress.
Which costs nearest to nothing to impliment though?
How has the service been this past coule of days up there? Baptism by fire, in the snow. Can only be messy...
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Post by Deleted on Dec 18, 2010 5:37:09 GMT
Just to look slightly to the future - isn't it the case that the service to Amersham will be increased in the years to come when/if the new signalling is installed? (to make up for the lost seats....)
Surely this will help matters as there will be more choice of trains to divert to Chesham or vice versa!
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Post by redsetter on Dec 18, 2010 6:31:36 GMT
many of the above comments have to be taken on board.the line was never intended to be what is today,single track have been in the main shuttle services because of its limitations.its a valid point why this stock was chosen when it did not clearly fit the ideals for the metroplitan line to the full as a whole,a compromise between old and new may not have been given consideration that it should have been in design.
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Post by Deleted on Dec 18, 2010 7:39:14 GMT
What are the passenger numbers travelling to and from Chesham? Feel free to list peak and off-peak totals. loads Very useful I did see hourly average passenger figures somewhere a couple of years ago, but can't track them down now. The typical low during the off-peak was somewhere around 30 passengers per hour, with around 400 passengers during the busiest hour. I can't remember if these were combined entry and exit or just single direction though - but even so, if it were a total of 60 passengers off peak per hour that still is very low - 15 per train. I don't want to keep on the 'what ifs', but might it just be worth having a word with London Midland about their experiences with the PPM on the Stourbridge branch?
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Deleted
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Post by Deleted on Dec 18, 2010 7:55:15 GMT
Very useful I did see hourly average passenger figures somewhere a couple of years ago, but can't track them down now. The typical low during the off-peak was somewhere around 30 passengers per hour, with around 400 passengers during the busiest hour. I can't remember if these were combined entry and exit or just single direction though - but even so, if it were a total of 60 passengers off peak per hour that still is very low - 15 per train. I don't want to keep on the 'what ifs', but might it just be worth having a word with London Midland about their experiences with the PPM on the Stourbridge branch? I suggested a PPM earlier in the year and was shot down in flames. However, I still think a PPM is a viable option for the Chesham shuttle, possibly more so than a Turbostar. It would then allow Amersham to get it's frequency back.
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Deleted
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Post by Deleted on Dec 18, 2010 7:57:39 GMT
There used to be two platforms at Chesham, as it is/was an island platform it should be relatively easy to re-instate the track to the other platform face. Then if a train is delayed on the branch it can be held in the platform and will not delay the following train onto the branch. The down side of course is the cost of re-instating the track not to mention the signaling. The disused platform at Chesham is significantly shorter than the operational one and I'm 95% certain that it could not accommodate an S8. I'd be very surprised if installing a passing loop was more expensive than extending and reinstating a disused platform. Given that the passing loop has been ruled out as too expensive I think Chesham gaining a second platform is a complete non-starter. Quite right - the bay was built as part of the electrification scheme to the precise length of a four-car A stock unit - and no possibility of extending it without demolishing a bridge or the station building.
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Post by thc on Dec 18, 2010 8:04:58 GMT
What are the passenger numbers travelling to and from Chesham? Feel free to list peak and off-peak totals. TfL's website contains a very useful station-by-station breakdown of the totals by day and time. For Chesham in 2009, the figures quoted are as follows: Chesham Annual entry and exit frequencies Entry weekday total: 826 Exit weekday total: 638 Entry weekday early: 109 Exit weekday early: 8 Entry weekday A.M. peak: 413 Exit weekday A.M. peak: 86 Entry weekday inter peak: 161 Exit weekday inter peak: 120 Entry weekday P.M. peak: 110 Exit weekday P.M. peak: 234 Entry weekday evening: 33 Exit weekday evening: 190 Entry Saturday total: 354 Exit Saturday total: 347 Entry Sunday total: 170 Exit Sunday total: 179 Total annual entry + exit (in millions) = 0.427 www.tfl.gov.uk/tfl/corporate/modesoftransport/tube/performance/default.asp?onload=entryexitHope this helps. THC
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Post by Deleted on Dec 18, 2010 11:58:00 GMT
I love these armchair timetablers. If it costs about £20 a mile to run even an off peak train , the last thing you want is more expensive fresh air being carried around. OK - the shuttle may have gone , but the addition of even more train miles (particularly for a dubious Chesham - Watford train rely does bely belief - how much traffic for that from Ricky etc - when even in the car - less 1930's it was a single vehicle which came off PDQ when loadings were examined. Personal views of course ... The main area in which the vast majority of 'armchair timetablers' let themselves down, is that they get the funding for their projects from the BFS (Bank of Sofa) and as such tend to overlook the realities of funding said projects!
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Post by Deleted on Dec 18, 2010 12:22:00 GMT
No matter what LU's arrogant stance may be the problems in the last week have been serious. They were foretold/expected by commuter groups and possibly staff members too, and yet the powers that be sit behind a nice cosy desk without any consideration to railway operations and approve a new timetable purely because the numbers add up. For the most part TfL is in a very enviable situation, whereby because of the high frequency of services they can run a reasonable timetable based on the numbers adding up. In this instance though a half hourly chesham mainline service is asking too much of the infrastructure. Don't forget that even with stepping back the effective 'headway' of the Chesham branch is 17 minutes. Add in a proper end change for an S8 or A and junction allowances... we're talking 22/23 minutes.
As a result of that a train can only be delayed by 7 or 8 minutes coming up from the Aldgate/Baker Street - there's no option to run faster to make up time as Cheshams are always Fast. Now those 7/8 minutes can be eaten into waiting for a path across Baker St Jn, waiting to leave Baker Street itself (conflicting move to/from another platform), at Harrow or Ricky for a late relief and waiting for the Junction at Chalfont. And they're all common causes of delay in off peak, amazingly brilliant service times, we're not on about when it goes up the creek here.
Now I'm not gonna drum up a 4-car A Stock revival and suggest bringng back the shuttle with a cacophony of half-train units, but at least reign in the mainline service to something manageable, without so much potential for delay. Perhaps a Watford/Croxley - Chesham Shuttle, or even Ricky if Watford is overstretched. You still have a shuttle, so it can be fairly isolated from mainline issues and delays - but you can use S8s without any bay length considerations or infrastructure modifications, and what's more you can bring the Amersham service back up to the 4tph it's had since time immortal.
The timetable planners/operations people need to drop their pride for 5 minutes and tear up this new timetable which clearly isn't working. Revert to the old Chesham shuttle in the interim months while they recast something that's workable - hell get me a copy of all the necessary running times etc etc and I'll do it for you, for free.
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vato
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Post by vato on Dec 18, 2010 12:28:43 GMT
No, please don't, even for free.
Although there have been problems, my overall personal experience for this week has been a large improvement on the weeks prior.
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metman
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Post by metman on Dec 18, 2010 12:48:33 GMT
Cheshams are not always fast. In the early mornings and late evenings they run all stations. This can lead to even later running.
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Post by citysig on Dec 18, 2010 13:59:09 GMT
The shuttle is dead. Please get over suggesting any further shuttle ideas. The shuttle will never operate as it did again.
After the Chesham residents campaigned for a through service, and after the S-stock was planned, there were only 2 realistic options open to LU. Option 1 provide a through service. Option 2 close the branch.
The through service has to mix in with the Amersham and Chiltern services, and when running right time, it does this perfectly well, and also meshes in well with the other Chesham trains.
The timetable has the Cheshams as a "self-contained" service. That is the trains generally stick to their Chesham-Baker Street paths, and don't get lost on other branches.
The Chiltern service does take priority. Why? Well because that is operated by a private company, which pays for access to our track. If we delay their trains, we have to pay. If we delay our own trains, we don't have to pay. Don't blame LU for that. It's a game of politics dreamt up by the last few decades of government.
Not a lot can be done with the timetable for now, except you will have to rely on us in Service Control to do what we can to help smooth the problems a little. Unfortunately this may mean the odd bit of short-notice diverting.
The Met line through both publicity and through me and others on here has been far from arrogant and have attempted to apologise for the problems. I'm kind of done with this thread if all I'm going to see each day is yet another dig from its customers. I can go to the ES forums for that kind of thing.
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Post by thc on Dec 18, 2010 14:12:56 GMT
The Met line through both publicity and through me and others on here has been far from arrogant and have attempted to apologise for the problems. I'm kind of done with this thread if all I'm going to see each day is yet another dig from its customers. I can go to the ES forums for that kind of thing. Please stick around MetControl - you always add value and are one of the few who genuinely knows what they're talking about. That's why I look out for your posts. To those who seem to revel in complaining - if you think you can do better, why not drop a line to Human Resources at TfL? I'm sure they'd be only too pleased to hear from you... THC
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Post by deadmans on Dec 18, 2010 15:14:55 GMT
Its been a week of constant moaning from the Chesham toffs, including two punch ups, at Harrow, when trains were canceled. Welcome to the Met timetable people.
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Post by Deleted on Dec 18, 2010 16:50:01 GMT
I can see your arguments MC I really can - and please don't strike me up as one of the anti- chesham mainline bunch. I'm glad that LU are making progress (which this is, as it's a result of S Stock introduction) and listening to customers. But they need to acknowledge, and this is where I percieve them as arrogant, that be it because of extreme weather or whatever else They've tried to change things too drastically to suddenly; gone wrong and now apply a blanket "it'll settle down eventually" - I greatly appreciate the work Service Control staff do, they effectively have to cover for the cock ups that timetablers make.
LU staff on here, possibly yourself included, have mentioned the issues of Harrow Crew changes, the problems with having to give Chiltern priority etc etc - LU have introduced a new service, and it is that, which needs everything to be running at peak efficiency for it to work. Could you (as a company) not have held off introducing some of the other new bits which are taking time to bed in until the new service was on it's feet and rolling? Or perhaps looked at the monthly weather forecast and postponed the new TT introduction by a month so you didn't start it off in the middle of blizzard, when it's doubly bound to go wrong.
My argument is not about what they've gone - long may the Chesham shuttle burn in hell for all I care - it's about how it was gone about and the new "it'll sort itself out" attitude. 5 years time, when the S Stock is fully introduced and they can run a bit quicker and so on, yes it will probably work a treat. But after a week of pretty horrendous conditions for the majority of chesham commuters LU need to take a step back and recognise that it is currently causing more problems than it fixed
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Deleted
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Post by Deleted on Dec 18, 2010 16:50:06 GMT
TfL need to decide what message they are giving out....
On Thursday night there was one member of TfL staff at Baker Street telling people that the Chesham shuttle service would be back on 4th January. He claimed to have been given this information from his superiours.
I'm more inclinded to believe MetControl as he's not normally wrong - but its not helpful for other staff to be telling passengers this!
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Post by citysig on Dec 18, 2010 20:20:02 GMT
Please stick around MetControl - you always add value and are one of the few who genuinely knows what they're talking about. That's why I look out for your posts. To those who seem to revel in complaining - if you think you can do better, why not drop a line to Human Resources at TfL? I'm sure they'd be only too pleased to hear from you... THC Thank you for your support. I will stick around provided that moaning eases off a bit. Apart from it being annoying, it also presents itself as a little bit of a conflict of interest. You're right though, there hasn't been a suggestion of a realistic workable solution from anyone, and if there had, then I too would direct them to our management. Its been a week of constant moaning from the Chesham toffs, including two punch ups, at Harrow, when trains were canceled. Welcome to the Met timetable people. What is the world coming to. For once I actually agree with deadmans I can see your arguments MC I really can - and please don't strike me up as one of the anti- chesham mainline bunch. I'm glad that LU are making progress (which this is, as it's a result of S Stock introduction) and listening to customers. But they need to acknowledge, and this is where I percieve them as arrogant, that be it because of extreme weather or whatever else They've tried to change things too drastically to suddenly; gone wrong and now apply a blanket "it'll settle down eventually" - I greatly appreciate the work Service Control staff do, they effectively have to cover for the cock ups that timetablers make. First off, I don't think it can all be classed as a timetable "cock-up." Timetables were given the criteria for the timetable, and wrote it the best that they could. The 2-track section north of Moor Park to Amersham is one of those deceptively busy areas, with the Amersham, Cheshams and Chilterns all vying for space. Secondly, as for having everything happen at once, that wasn't planned to happen. The timetable was in production probably as early as this time last year. The through service was seen to be a fairly easy to run thing, and indeed in theory it should be. The movement of staff (some new) was a subsequent action that came about due to higher management deciding to re-structure the Duty Manager grades. It is unfortunate that maybe some of the newer members need a little help to bed in to their new positions. As for the weather, I normally keep an eye on the forecasts when I have night shift on the horizon - that being the shift probably most affected by the weather. For the week of my nights at the start of this month, snow and freezing temperatures were forecast right up until the week in question. Apart from a couple of chilly nights at the beginning of the week, the rest of my nights had balmy temperatures of +3 degress ;D We can't go around not introducing a timetable because of the weather, or we'd get even more criticism than we do when things go wrong because of it. TfL need to decide what message they are giving out.... On Thursday night there was one member of TfL staff at Baker Street telling people that the Chesham shuttle service would be back on 4th January. He claimed to have been given this information from his superiours. I'm more inclinded to believe MetControl as he's not normally wrong - but its not helpful for other staff to be telling passengers this! I have to confess that I've been mostly away from the job this week, so not 100% in the loop. But I think I can confidently say that re-introducing the shuttle is not currently on the cards.
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Post by greatcentral on Dec 19, 2010 1:16:55 GMT
No please don't go anywhere MetControl. I for one value your postings. Do not take the carpers seriously though joining the branch to the real railway was always likely to be more problematic than the natives thought simply because there is more to go wrong whatever the weather.
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Post by Deleted on Dec 19, 2010 9:50:29 GMT
Much appreciated for your balananced , candid and practical approach. Thanks
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Post by citysig on Dec 19, 2010 9:50:33 GMT
Thanks again for your support, although I think it's the Met line that needs it more than me. I won't be going anywhere. My only issue is that when threads turn in the direction this one did, I get very tired of defending the company - including defending the very decisions which they were advised (by myself and colleagues) not to take.
As we all know, lots of people - including my managers - view this forum, and so sometimes I become the representative on here for the Met Line management - unless one of them joins up and starts posting of course ;D
It's times like those, where I'm not only answering the questions they would answer, and am also responsible for running the services and making the decisions we make, that I have to keep everything in perspective and balanced.
Thanks again ;D
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Post by Deleted on Dec 19, 2010 10:12:44 GMT
Thanks again for your support, although I think it's the Met line that needs it more than me. I won't be going anywhere. My only issue is that when threads turn in the direction this one did, I get very tired of defending the company - including defending the very decisions which they were advised (by myself and colleagues) not to take. As we all know, lots of people - including my managers - view this forum, and so sometimes I become the representative on here for the Met Line management - unless one of them joins up and starts posting of course ;D It's times like those, where I'm not only answering the questions they would answer, and am also responsible for running the services and making the decisions we make, that I have to keep everything in perspective and balanced. Thanks again ;D Good luck and I look forward to seeing the Chesham branch overcoming it's current problems in a positive way. Having met Angela Back last week at Chesham station I was impressed with her positive attitude; she appears to be a person that really does care and takes the time to engage with her customers. Xerces Fobe
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Deleted
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Post by Deleted on Dec 19, 2010 13:48:03 GMT
I greatly appreciate the work Service Control staff do, they effectively have to cover for the cock ups that timetablers make. Or perhaps looked at the monthly weather forecast and postponed the new TT introduction by a month so you didn't start it off in the middle of blizzard, when it's doubly bound to go wrong. As Met Control stated, this is not a timetabling 'cock-up' Without revisiting the last 18 pages quick summary of hard constraints bay has gone shuttle has gone it's a through service how would YOU schedule the 2tph Baker St - Chesham differently to how it presently is? in reference to weather conditions, we had snow in January earlier this year, so postponing by a month you may just hit another snowy spell you don't plan timetable introductions around the weather and nor does a reliable enough long term weather forecast exist in order to do so!!! New Working Timetable plans are typically developed 14/15 months prior to introduction There is a wealth of background detail behind a timetable change that members of the public would be blisfully unaware of, often in terms of staffing resource etc, depots changing their establishment figures, it isn't as simple as 'lets delay it 3 weeks'! As for Sub surface timetables, they nearly always change in May and December in line with National Rail timetable change dates December 12th wasn't plucked out of thin air by chance as a good (or bad) time to introduce a new WTT! Next years WTT change will be on exactly the same Sunday in December (11th? - wihtout looking at a calendar)
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Post by redsetter on Dec 19, 2010 14:12:08 GMT
people who use the service have a right to complain,chesham is a long way out and can be a fatiguing journey and they deserve as much right to be heard as the central london user and if the service is not up to expectations then yes something is going wrong.snow,leaf fall are common in this area being the chilterns and subject to adverse conditions not normally found closer to london.because it is a branch line then the above problems may well be worse as only one train is on the line at one time.
to call people toffs' (fare payers) is totally uncalled for.
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Ben
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Post by Ben on Dec 19, 2010 14:46:05 GMT
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Post by redsetter on Dec 19, 2010 15:13:09 GMT
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