TonyK
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The artist formerly known as Four Track, Now!
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« Reply #45 on: June 30, 2013, 21:23:01 » |
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I'm a little shaky on Python these days, but can still do a passable Dead Parrot Sketch. THat apart, I tend to keep my Python hidden, except behind closed doors.
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Now, please!
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Red Squirrel
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« Reply #46 on: June 30, 2013, 21:31:28 » |
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Something that would be harder to model would be the effect of overcrowding over time, though I think we know the answer: In the 'fifties, summer Saturday trains combined overcrowding with the worst rolling stock. Ten years later rail had almost completely lost the leisure market. Of course other factors - cheap package tours and better roads - played a part, but the fact that trains were slow and uncomfortable was surely a significant factor.
I find this a little worrying. The growth in demand for rail looks like it may be faltering; is the rail industry and the DfT» being complacent in thinking that people will continue to put up with overcrowding, or is it just inflexible or lacking in imagination?
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Things take longer to happen than you think they will, and then they happen faster than you thought they could.
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Red Squirrel
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« Reply #47 on: July 01, 2013, 13:54:12 » |
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Getting back a little closer to the original thread, I too have done some sums: Cost of re-instating 30 miles of Waverley Route, Edinburgh - Tweedbank: ^300,000,000 = ^10,000,000/mile Let's imagine it were possible to re-allocate the cost of HS2▸ (say ^50,000,000,000) to re-opening local lines. A reasonably equitable split would give the South-West about ^10,000,000,000 of this. Even if we put aside half this sum to upgrade existing lines and reopen closed stations on them, there would still be enough left over to re-open FIVE HUNDRED MILES of closed lines. By my crude reckoning: Padstow | 65 miles | ^650,000,000 | Bude | 30 miles | ^300,000,000 | Ilfracombe | 12 miles | ^120,000,000 | Bristol-Frome (B&NS) | 25 miles | ^250,000,000 | Bath-Bournemouth (S&D▸ ) | 105 miles* | ^1,050,000,000 | Yatton-Witham (Cheddar Valley) | 30 miles | ^300,000,000 | Bristol-Mangotsfield-Yate (Midland) | 20 miles* | ^200,000,000 | Mangotsfield-Bath (Midland) | 30 miles* | ^300,000,000 | Cheltenham-Kingham | 25 miles | ^250,000,000 | Kemble-Cirencester | 5 miles | ^50,000,000 | Kemble-Tetbury | 8 miles | ^80,000,000 | Bradford-Patney | 20 miles | ^200,000,000 | Total | 375 miles | ^3,750,000,000 | * Assumes 40 miles of double track, rest single ** Assumes double track I've got to the end of my shopping list, and my wish list, and I seem to have rather a lot of change. Anyone else got a pet scheme, or shall we give it to the consultants?
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Things take longer to happen than you think they will, and then they happen faster than you thought they could.
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JayMac
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« Reply #48 on: July 01, 2013, 14:52:10 » |
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Don't forget the rolling stock.
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"A clear conscience laughs at a false accusation." "Treat everyone the same until you find out they're an idiot." "Moral indignation is a technique used to endow the idiot with dignity."
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Red Squirrel
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« Reply #49 on: July 01, 2013, 15:48:02 » |
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Don't forget the rolling stock.
Blimey, good point! Would one-and-a-quarter billion be enough to buy some of that? Actually I'm starting to think my ^5,000,000,000 for re-opening Collumpton and Wellington may have been a bit generous; perhaps we could use some of that for Gloucester-Ledbury, Chepstow-Monmouth-Ross-Hereford, Pontypool-Monmouth... oh, and I've still got change.
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« Last Edit: July 01, 2013, 15:55:07 by Red Squirrel »
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Things take longer to happen than you think they will, and then they happen faster than you thought they could.
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JayMac
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« Reply #50 on: July 01, 2013, 16:26:20 » |
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Creech St Michael - Chard Curry Rivel Junction - Yeovil Bridgwater - Shepton Mallet via Glastonbury and Wells (linking up with Bath - Bournemouth) Norton Fitzwarren - Dulverton
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"A clear conscience laughs at a false accusation." "Treat everyone the same until you find out they're an idiot." "Moral indignation is a technique used to endow the idiot with dignity."
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Red Squirrel
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« Reply #51 on: July 01, 2013, 16:37:38 » |
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I think I still have some change. Why stop at Dulverton?
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Things take longer to happen than you think they will, and then they happen faster than you thought they could.
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trainbuff
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« Reply #52 on: July 01, 2013, 16:39:29 » |
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Surely you must have some change for Meldon to Tavistock (once it has re-opened)!
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Invest in Railways in Devon and Cornwall!
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JayMac
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« Reply #53 on: July 01, 2013, 17:14:45 » |
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I think I still have some change. Why stop at Dulverton?
Barnstaple is already served, and the old route into Barnstaple has largely disappeared under road building from South Molton onward.
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"A clear conscience laughs at a false accusation." "Treat everyone the same until you find out they're an idiot." "Moral indignation is a technique used to endow the idiot with dignity."
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Red Squirrel
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« Reply #54 on: July 01, 2013, 17:39:10 » |
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You'll need to think bigger if we're going to get through all this dosh. We can build beside the A361.
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Things take longer to happen than you think they will, and then they happen faster than you thought they could.
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grahame
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« Reply #55 on: July 02, 2013, 08:07:24 » |
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You'll need to think bigger if we're going to get through all this dosh. We can build beside the A361.
And you need to think forward to what will be used and make sense as a complete new network rather than re-instating sections that competed with each other. I look at posts here and see four routes into Radstock, and wonder if they'll all be sustainable - even with rail traffic [prediction] being 5 to 10 times the level it was at the time of Beeching. And I look to modern technology where sharper gradients are practical, and some things can be engineered now that would simply not have been possible. You probably would end up using a lot of old infrastructure in places. And you will end up enhancing lots of infrastucture at exisiting stations / junctions. Picking up some ideas that won't all happen in the CP4▸ , CP5▸ , CP6▸ or CP7 ... - Bodmin Road to Bodmin, Wadebridge and Padstow. Sorry - not via Camelford, although branch to Launceston from Tavistock, perhaps. From the implied Exeter to Plymouth via Okehampton, and with new works at Lydford junction. - Extra stations at Grove, Shrivenham, Royal Wootton Bassett, Corsham, Box, Batheaston, Saltford, near Brislington and St Anne's. (and that's going to require an overtaking loop for the fast London - Bristol via Chippenham service to get in front of the all stations service - at Swindon, perhaps, turning platform 4 into an island with platform 5 in front of it, or perhaps at Chippenham? - Calne to Bristol local service via Chippenham, Melksham, Bradford-on-Avon, Bath, and Mangotsfield (approx 10 local stations served along the way; rebuild Calne branch, Bradford North curve and Midland from near Bath via Mangotsfield; new junction to the west of Bath to connect into this Bristol suburban line. Sorry - not re-opening Green Park in Bath. - 15 car scheme on key routes. Every 30 minutes is fine for many services, but we need to get more people through and have the capacity for local trains. So use 5 car electrics as standard, and run up to 3 on key Paddington - Reading - Didcot - Swindon - Chippenham - Bath - Bristol Temple Meads services.
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Coffee Shop Admin, Chair of Melksham Rail User Group, TravelWatch SouthWest Board Member
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Red Squirrel
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« Reply #56 on: July 02, 2013, 09:07:37 » |
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And you need to think forward to what will be used and make sense as a complete new network rather than re-instating sections that competed with each other.
I agree. If you look at the way old infrastructure and assets have been re-used in London, it is clear that by inserting what are often fairly short links it is possible to considerably improve on what was there. However there are sound reasons to use the old alignments as a starting point: - They connect to the existing network at their end points;
- They tend to pass through the towns we wish to serve;
- They follow the topography;
- We can use surviving tunnels, bridges and so on.
As a local example, the Bath-Midford section of the S&D▸ would probably be replaced by the old GW▸ route from Dundas, with a new incline to get you up to the S&D at Midford. However I didn't mean to go much beyond broad brushstrokes; my point was that for a share of the cost of HS2▸ we could re-open just about every viable missing link and local station in this region; by extrapolation that probably applies to the whole country. Food for thought. I was 109% sure that HS2 is a Good Idea, now I'm down to 108%.
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Things take longer to happen than you think they will, and then they happen faster than you thought they could.
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Kernow Otter
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« Reply #57 on: July 02, 2013, 15:23:36 » |
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However I didn't mean to go much beyond broad brushstrokes; my point was that for a share of the cost of HS2▸ we could re-open just about every viable missing link and local station in this region; by extrapolation that probably applies to the whole country.
Unfortunately this is not about what makes good sense from an 'investment in rail infrastructure' point of view, this is all about appealing to the North of England, and some of the more traditional Labour dominated marginal constituencies in the bigger Northern cities - and this approach from each of the main parties. In the main, the west of england is not known for it's support of many Labour candidates, and indeed we do not host many key marginal constituencies which can be won over by the mere act of strategically dangling a ^ 40 Bn golden carrot in the right towns and cities. The odds of the South West politically swinging anywhere is so slim, that successive governments have never felt the need to spend money here. Take for example the recent move of so much of the BBC» to Salford at vast expense. I can't believe that that was no more than the then Labour government with yet another sack of golden carrots. Unfortunately, with both of the main parties blinkered in their desire to build HS2, they are unable to see the vast possibilities and regeneration that could result from the sort of considered local investment mentioned in recent posts.
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Red Squirrel
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« Reply #58 on: July 02, 2013, 16:06:20 » |
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Ah, that definition of 'good sense'... I am now down to 37% sure that HS2▸ is a good idea.
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Things take longer to happen than you think they will, and then they happen faster than you thought they could.
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Andrew1939 from West Oxon
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« Reply #59 on: July 02, 2013, 16:33:07 » |
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Kernow Otter is quite correct Decisions on transport infrastructure by politicians are determined by politics not by the best value investment. It is often about spending money in areas with higher unemployment levels where the investment could possibly create work and jobs for the unemployed. It has not been so noticeable in the last 30 years plus because there has been so little investment in rail but it has been particularly noticeable on road investment.
And - why do the politicians talk about spending on investment when so much is on dealing with past deferred maintenance. Such spending is just trying to restore past standards such as the money recently announced supposed to be used on filling the millions of potholes - badly needed but not investment.
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