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Haymarket to Dalmeny electrification

snowball

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With the outlook for electrification to Fife, Dundee and Aberdeen looking like it’s been pushed back to the 2030’s now
I think Fife will be sooner than that. I'm guessing it will follow on after East Kilbride. But we desperately need to see the decarbonisation strategy refresh, now almost certain not to meet the promised publication by the end of this year.
it makes you wonder how long the HST’s will be kept in service too. With the Dalmeny electrification binned, no stock orders of BEMU to be seen it’s not looking good for the East Coast at all
There's a thread about the future of the HSTs here:

 
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deltic08

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Yes, quite right. But I believe they're still trialling gantry designs to withstand weathering on the Forth Bridge and this section won't have wires for some time. Therefore services north of Dalmeny will need some 'reserve' power which isn't available on all train designs, in addition to the power supply spec being adequate as highlighted above.
Maybe not a huge problem though and perhaps Edinburgh-Glasgow electric trains may be able to use the new section south of Dalmeny, subject to some other enabling projects progressing.
Weathering trials of OHLE equipment for the Forth Bridge is a blatant delaying tactic. Does NR think we are so gullible?
They have been testing galvanised steel cantilevers/gantries at Hest Bank where the prevailing wind in the last 50 years has been mostly onshore from Morecambe Bay heavily salt laden. No replacement of cantilevers in all that time.
The iron bridge itself is 133 years old and is still fit for purpose as it is maintained well and coated against salt air.
In the same timeframe, railings on Morecambe seafront have completely rusted being iron. What is there more salt resistant than aluminium apart from wood that rots in a humid atmosphere and plastic that becomes brittle with time.
We have been told that the bridge can be electrified so what is the hold up. When Haymarket- Dalmeny is complete the teams should just extend over the bridge and into Fife as far as they can until bimodes are delivered.
 
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92002

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Weathering trials of OHLE equipment for the Forth Bridge is a blatant delaying tactic. Does NR think we are so gullible?
They have been testing galvanised steel cantilevers/gantries at Hest Bank where the prevailing wind in the last 50 years has been mostly onshore from Morecambe Bay heavily salt laden. No replacement of cantilevers in all that time.
The iron bridge itself is 133 years old and is still fit for purpose as it is maintained well and coated against salt air.
In the same timeframe, railings on Morecambe seafront have completely rusted being iron. What is there more salt resistant than aluminium apart from wood that rots in a humid atmosphere and plastic that becomes brittle with time.
We have been told that the bridge can be electrified so what is the hold up. When Haymarket- Dalmeny is complete the teams should just extend over the bridge and into Fife as far as they can until bimodes are delivered.
Think its called budget cuts and the planned dates are being revised.
 

clc

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Looks like A9 dualling is going ahead and this will hoover up a big chunk of the transport capital budget over the next decade.
 

lachlan

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Looks like A9 dualling is going ahead and this will hoover up a big chunk of the transport capital budget over the next decade.
I was under the impression dualling the A9 was supposed to have a positive economic benefit so can't this be funded through future return on investment like HS2 was supposed to be?
 

clc

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I was under the impression dualling the A9 was supposed to have a positive economic benefit so can't this be funded through future return on investment like HS2 was supposed to be?
The BCR for A9 dualling is less than one so Transport Scotland had to invent a new benefit which puts a monetary value on reducing ‘driver frustration’ in order to get the BCR to just over one.
 

A330Alex

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With the outlook for electrification to Fife, Dundee and Aberdeen looking like it’s been pushed back to the 2030’s now it makes you wonder how long the HST’s will be kept in service too. With the Dalmeny electrification binned, no stock orders of BEMU to be seen it’s not looking good for the East Coast at all
From the New Civil Engineer:
The Aberdeen Route Upgrade electrification is an eight-year programme of rail electrification involving 130km of twin-track electrification work on the Edinburgh to Aberdeen section of the East Coast Main Line.

Initially intended to run for five years, from August 2024 to August 2029, there is the option for the contract to be extended for another three years.
 

EastFifer

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Drove past this site on the way home from work. This is Lennymuir Road just down from the bridge that runs over the Edinburgh to Dalmeny line.
Does anyone know if this has anything to do with the electrification project?
 

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snowball

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Drove past this site on the way home from work. This is Lennymuir Road just down from the bridge that runs over the Edinburgh to Dalmeny line.
Does anyone know if this has anything to do with the electrification project?
No idea but SPL Powerlines are the contractors who were reported in 2022 as having the Haymarket-Dalmeny job.

A web search for the company's name finds this recent Rail Engineer article, which confirms the current financial woes of the decarbonisation programme.


[some recent history skipped]

Rail Engineer was glad of the opportunity to speak to SPL Powerline’s Scottish Regional Director, Lee Pounder to learn how electrification is being delivered in Scotland. Lee is clearly driven by the need to reduce electrification costs and advises that in Control Period 5, electrification was delivered at £2.7 million / stk and that the target of £2 million / stk for CP6 requires a 26% efficiency saving. The aspiration through CP7 is to reduce this further however volume and a rolling programme is critical to this being achieved.

In Scotland, electrification is delivered by a hub and spoke model with Network Rail at the centre managing its Civil, Signalling and Permanent way framework contractors. Lee feels that this is a mature model with mature regional relationships which works well in Scotland. He considers that effective collaborative working makes a big difference, with SPL Powerlines sharing its office with Network Rail as they deliver as one electrification delivery team.

Lee also considers that the way Network Rail Scotland is taking a long-term view offers significant benefits. The new Levenmouth branch has a detailed electrification design and foundations already installed which will significantly reduce the cost and disruption of its eventual electrification. Installing and upgrading feeder stations well in advance of electrification is also the right thing to do as power supplies are long lead items.

The collaboration between Network Rail Scotland and ScotRail also enables engineering access to be optimised. As an example, extended engineering access between 24 June to 4 August provided efficiency benefits for both electrification work and the significant platform and civils work at stations.

Specific initiatives

SPL Powerlines UK has successfully adopted a new methodology of pre-dressing masts with cantilevers, return cable brackets, and identification plates whilst they lie flat on stillages. This methodology has reduced physical track access requirements by around 75%, improved the quality of the asset that is installed on site, and acted whilst improving the safety culture by reducing the need to work at height. During the Barrhead electrification this methodology was successfully implemented at the site compound at Nitshill. This approach requires considerate planning to ensure the prefabrication and installation runs seamlessly.

SPL Powerlines UK has also invested in a Zeck wiring unit which can complete tensioned wire runs in a single shift. This unit can be configured to run both contact and catenary wires at the same time at full tension, as well as running out a conductor at the same time as recovering another. This offers greater efficiency, avoids the need to hire additional plant to load/unload drums onto trailers, and eliminates the risk of kinks, twists, and wire deformation.

Lee stressed the importance of signing off assurance documentation in real time rather than just before authorisation to avoid delays when entering the infrastructure into service. To manage this, in Scotland, SPL use Bentley’s Synchro construction management software which provides a progressive assurance database and a Power Bi dashboard to monitor progress.

Another opportunity to reduce electrification costs is increasing span length to reduce the number of masts. A recent review of the master series OLE has shown that spans of 95 metres are possible which compares with those achievable by the higher-tensioned Siemens Sicat system. Lee advised that spans of up to 80 metres had been achieved for the Haymarket to Dalmeny electrification but ultimately the mean average span would be dictated by the geometry of the track, areas of long straight railway seeing the greatest benefit.

Lee also felt that there was a further need to truly understand the below ground strata to improve the foundation delivery in all electrification schemes. Piling in areas of high rock head continues to drive programme and cost uncertainty. Innovations such as Ground Penetrating Radar and seismic wave analysis have been trialled with varied results. More development in this digital non-intrusive approach is a must.

Future electrification

In November, SPL Powerlines UK together with Story Contracting, AmcoGiffen, Siemens, Rail Systems Alliance Scotland, and WSP secured contracts totalling £61.5 million for the East Kilbride enhancements project which includes 22 stk of electrification. This is to be completed by the end of 2025. This is part of phase one of Scotland’s rail decarbonisation programme which also includes Fife and the Borders Line.

The plan to remove diesel trains from the Borders and Fife passenger services entails the use of Battery EMUs operating on a partially electrified network. For Fife services, this will comprise Haymarket to Dalmeny and four route sections from Thornton North Junction to Kirkcaldy, Lochgelly, Ladybank, and Leven which is 122 stk of electrification. This is an interim strategy pending full electrification to Inverness and Aberdeen.

However, whilst electrification between Haymarket and Dalmeny started in June 2022, this is currently paused pending a review of the rail services decarbonisation plan. In July, a Scottish Parliamentary question confirmed that Fife electrification development work was continuing and that its required feeder station would be operational in 2026.
 

92002

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No idea but SPL Powerlines are the contractors who were reported in 2022 as having the Haymarket-Dalmeny job.

A web search for the company's name finds this recent Rail Engineer article, which confirms the current financial woes of the decarbonisation programme.

Think it has been delayed due to a lack of cash.

Who knows a new financial year next week. May start up again. However SPL are busy doing the East Kilbride electrification for now. So very doubtful.
 

och aye

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There was this op-ed in The Scotsman last week which didn't make for great reading.


That the 2035 target has every chance of being extended was reflected by the minister characterising decarbonisation as a “long-term commitment”. As one official put it to me: “We’re skint”.

If ordering new trains is on hold, so also seems to be key work on the accompanying electrification of more of the network.

Preparatory work between Edinburgh and the Forth Bridge on the line to Fife and Aberdeen, which had been planned for the 2022 festive period, was shelved at short notice because then transport minister Jenny Gilruth was concerned at the impact on passengers of the route being closed for several days.

There’s been no word since as to when the project will be rescheduled, so I took the opportunity of asking an engineer working on the electrification scheme, who was on a panel at the conference. To laughter from the audience, he said: “Good question. You probably know as much as I do.”
 

Nicholas Lewis

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There was this op-ed in The Scotsman last week which didn't make for great reading.

Humaz Yousaf priorities lie in health and education as they are what will get them re-elected and retain power in Holyrood so its inevitable this plan will drift back and Transport Scotland ought to provide more clarity for the supply chain.
 
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snowball

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Hamza Yusuf priorities lie in health and education as they are what will get them re-elected and retain power in Holyrood so its inevitable this plan will drift back and Transport Scotland ought to provide more clarity for the supply chain.

I wouldn't blame it on Yusuf or his priorities. I suspect it would have been no different if Sturgeon had remained FM. Several well-known factors have caused huge increases in costs, and the UK chancellor has introduced unfunded tax cuts.
 

Nicholas Lewis

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I wouldn't blame it on Yusuf or his priorities. I suspect it would have been no different if Sturgeon had remained FM. Several well-known factors have caused huge increases in costs, and the UK chancellor has introduced unfunded tax cuts.
No blame apportioned just a reality check on the situation and better Yousaf secures the future for teh SNP as that is what will drive decarbonisation forward even if it now takes an extra 5-10 years.

Separately the cost of East Kilbride shows that all in infrastructure costs are below 3m/stkm but the total cost of the project is double that at c140m and that buys you several new schools or a small hospital
 

92002

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No blame apportioned just a reality check on the situation and better Yousaf secures the future for teh SNP as that is what will drive decarbonisation forward even if it now takes an extra 5-10 years.

Separately the cost of East Kilbride shows that all in infrastructure costs are below 3m/stkm but the total cost of the project is double that at c140m and that buys you several new schools or a small hospital
It's all down to budget cuts and how and where you want to spent the scarce funds.
 

hwl

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No blame apportioned just a reality check on the situation and better Yousaf secures the future for teh SNP as that is what will drive decarbonisation forward even if it now takes an extra 5-10 years.

Separately the cost of East Kilbride shows that all in infrastructure costs are below 3m/stkm but the total cost of the project is double that at c140m and that buys you several new schools or a small hospital
The target was never a pure 2035 one it was most of electrification done by 2035. This was quietly kicked to back to a 2040 most of electrification target last year with subtle mentions but not a huge announcement - even DfT didn't pick up the subtleness for a while.

Electrification costs in Scotland vary quite a bit depending on:
1) who built the original line which hugely impacts structure clearances
2) number / length of problematic structure on the route
3) the state of the rest of the infrastructure which might also need once in X generations work in the near term.
 

The exile

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Electrification costs in Scotland vary quite a bit depending on:
1) who built the original line which hugely impacts structure clearances
2) number / length of problematic structure on the route
3) the state of the rest of the infrastructure which might also need once in X generations work in the near term.
The last of these shouldn’t really count as “the cost of electrification” even if it is a cost precipitated by electrification.
 

AM9

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The last of these shouldn’t really count as “the cost of electrification” even if it is a cost precipitated by electrification.
I agree. So many times, the cost of electrification (specifically by OLE) is presumed prohibitive because of 100+ year old infrastructure that has been carrying way more than it's designers ever envisaged needing replacement, when if no electrificartion was to be undertaken, the infrastructure would be replaced in a few years anyway before it fell down.
Those that would need to make the financial provision frequently cite the argument that if nothing was done no money needs to be spent.
 

Charged up

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No idea but SPL Powerlines are the contractors who were reported in 2022 as having the Haymarket-Dalmeny job.

A web search for the company's name finds this recent Rail Engineer article, which confirms the current financial woes of the decarbonisation programme.


The 2020 TS - Rail Services Decarbonisation Action Plan, extract below from page 31, was always built on extremely shaky foundations and was launched by Michael Matheson MSP (where is he now!?!). It included the following delusional, fingers crossed, wishful thinking that somehow NwR could get to a £1M stk delivery point for OHL installation.
We believe that if Network Rail Scotland is wholly responsible for cost, safety and delivery but has a degree of freedom to determine designs appropriate to the needs of Scotland’s network, it should be able to deliver pragmatic, effective electrification solutions that adopt and adapt best practice from here in Britain and across Europe at an increasingly efficient price. We will frame our requirements of Network Rail both in terms of defined outputs (i.e. track kilometres within a given period of time or route) as well as outcome measures (i.e. impact on Climate Change targets and passenger mode conversion from private vehicle to rail). This should ensure a holistic response by Network Rail with close engagement with industry and particularly operators in driving positive outcomes.

This dream has, unsurprisingly, failed to be delivered across the very limited, GLC-Barrhead & EK routes (c. 13 miles) which is both late and over budget already. The promised DAP refresh, one year late already, is something which TS/ SG hope people will forget about.

The failure to pursue and progress, new rolling stock with either battery and/or hydrogen power on board in 2021/22 as they best way to remove DMUs efficiently is firmly on the TS hierachy. We can all remember those who repeatedly championed ELECTRIFICATION as the only way to deliver the high level 2035 rail target which is now evident as completely unaffordable and undeliverable nonsense. Indeed this plan is now looking as if it was only grandstanding to push the "look at us we are doing better than the rest of GB" by delivering big masts, poles and suspended wires which the Government grasped due to the message it would allow it to shout about rather than it being backed by substance and truth.
 

InOban

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Westminster has ensured that its capital spending in England generates the minimum Barnett consequental capital allowance for Holyrood. The cancelling of HS2a will reduce this further.
 

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