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Great Western Electrification Progress

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Linda smith

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Oh? As someone told me on another group that the Severn tunnel section was still dead. Can anyone confirm or deny this?
 

Mordac

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Thank you! It'd be really helpful if future mentions of these obscure places (at least for those of us not from the vicinity) came with similar references, as I've often struggled to find them!
 

Cardiff123

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I travelled between Didcot and Radley today and I was surprised to see lone masts up along the line between Didcot and Appleford.

Did NR start the process of putting up masts along the line to Oxford, but then had to abandon it when the wires to Oxford were cancelled?
I guess it makes sense to leave the masts in place in the hope sense is seen and the wires to Oxford are reinstated in future.
 

swt_passenger

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I travelled between Didcot and Radley today and I was surprised to see lone masts up along the line between Didcot and Appleford.

Did NR start the process of putting up masts along the line to Oxford, but then had to abandon it when the wires to Oxford were cancelled?
I guess it makes sense to leave the masts in place in the hope sense is seen and the wires to Oxford are reinstated in future.
Yes, they did start, and some reasoning was given in a post a couple of years ago:
https://www.railforums.co.uk/thread...fication-progress.83452/page-148#post-2869776
Basically the idea back then was that it would allow for trains to shunt and enter Didcot sidings from the north. No idea about whether that facility will actually be provided though, I think the original EMU stabling plan is much changed.
 

hwl

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I travelled between Didcot and Radley today and I was surprised to see lone masts up along the line between Didcot and Appleford.

Did NR start the process of putting up masts along the line to Oxford, but then had to abandon it when the wires to Oxford were cancelled?
I guess it makes sense to leave the masts in place in the hope sense is seen and the wires to Oxford are reinstated in future.
The majority of the piles are in place all the way to Oxford too.
 

59CosG95

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So... they've already done most of the trickier bits on the Oxford section...?
Possibly. I haven't seen any "driver's eye view" videos of Didcot to Oxford recently (if anyone knows of one I'd be glad to see them), but it wouldn't surprise me if they've got most of the plain line piling done before the wires to Oxford got put on ice.
The more complex areas (feeder locations, crossovers, and Oxford itself) don't seem to have been done touched at all, unsurprisingly.
 

WAO

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Possibly. I haven't seen any "driver's eye view" videos of Didcot to Oxford recently (if anyone knows of one I'd be glad to see them), but it wouldn't surprise me if they've got most of the plain line piling done before the wires to Oxford got put on ice.
The more complex areas (feeder locations, crossovers, and Oxford itself) don't seem to have been done touched at all, unsurprisingly.

The ATS installation at Radley, just short of Oxford is complete, fenced and mothballed, visible just to the North West of the station, though no masts.

WAO
 

59CosG95

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The ATS installation at Radley, just short of Oxford is complete, fenced and mothballed, visible just to the North West of the station, though no masts.

WAO
Thanks for the info there WAO. That must be a Sectioning AT site, as it's considerably smaller than the massive AT Feeder Station at Didcot. I'm guessing that, if wires are un-paused, that Oxford will be "end-fed" pending any further wiring to the north.
 

jimm

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So... they've already done most of the trickier bits on the Oxford section...?

Possibly. I haven't seen any "driver's eye view" videos of Didcot to Oxford recently (if anyone knows of one I'd be glad to see them), but it wouldn't surprise me if they've got most of the plain line piling done before the wires to Oxford got put on ice.
The more complex areas (feeder locations, crossovers, and Oxford itself) don't seem to have been done touched at all, unsurprisingly.

Piling work was carried out from the southern edge of Oxford down to Didcot at an early stage, as that was originally intended to be one of the first bits of the GW area to see electric trains, in the shape of emus on London services.

As the Oxford area was awaiting resignalling and associated changes to the trackwork and locations of points, along with the creation of the new junction for the Bicester line, no piling work was done through the city. When the time comes, they will at least know where all the signalling cables are located.

Whether it is a sign someone at Network Rail is optimistic about authorisation of wiring to Oxford being forthcoming shortly, I don't know, but a fresh round of lineside vegetation cutting has just been carried out between Didcot and the edge of Oxford, pretty much matching the section where piling is in place - though a fair few were not driven all the way into the ground a few years ago, so will need a further visit to finish the job.
 

59CosG95

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Piling work was carried out from the southern edge of Oxford down to Didcot at an early stage, as that was originally intended to be one of the first bits of the GW area to see electric trains, in the shape of emus on London services.

As the Oxford area was awaiting resignalling and associated changes to the trackwork and locations of points, along with the creation of the new junction for the Bicester line, no piling work was done through the city. When the time comes, they will at least know where all the signalling cables are located.

Whether it is a sign someone at Network Rail is optimistic about authorisation of wiring to Oxford being forthcoming shortly, I don't know, but a fresh round of lineside vegetation cutting has just been carried out between Didcot and the edge of Oxford, pretty much matching the section where piling is in place - though a fair few were not driven all the way into the ground a few years ago, so will need a further visit to finish the job.
That's a very encouraging sign! Hope NR still have all the old piling records for the ones that might have refused...
 

jimm

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How much would you like to bet on that?:D

Quite a lot, as they are all in trackside concrete cable troughs, not lurking somewhere under the ballast.

That's a very encouraging sign! Hope NR still have all the old piling records for the ones that might have refused...

You don't need records with 10ft of steel tube sticking up in the air...
 

Mintona

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Similar vegetation works to what @jimm mentions continue between Chippenham and Bristol. I previously mentioned some being done around Keynsham, Bathampton Jn and Thingley Junction, they’ve moved on to the Corsham and Box areas now. Box to Bathampton Jn is looking as clear as I can remember and a lot of the steel work that was put in place around Chippenham is now visible again after trees have been cleared right back. Hopefully some encouraging signs.
 

Meerkat

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I assume it’s not a multi year de-vegging contract signed way back assuming the line would be electrified now!
 

59CosG95

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I assume it’s not a multi year de-vegging contract signed way back assuming the line would be electrified now!
Don't think it is - it certainly seems to show signs of the programme getting underway once again, given that Chippenham - Bristol & Didcot - Oxford seem to be getting de-vegged at the same time.
Coincidence? Unlikely.
Wiring resumption announcement? Hopeful.

Hotel? Trivago.
 

Meerkat

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I think nesting season has finished so now would be when there would be a flurry of tree cutting.
And maybe they have got wise to constant small operations not raising the PR drama that chopping down proper trees does.
 

Legolash2o

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In this context C&C is Contact and Catenary, ie the two separate wires in the normal OHLE setup.
Thanks.

Just mapping the progress, I'll share some maps when done.

EDIT: Can somene confirm it's just the four platform tracks that are electrified at Newport and the two slow lines are not?
 
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deltic08

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Thanks.

Just mapping the progress, I'll share some maps when done.

EDIT: Can somene confirm it's just the four platform tracks that are electrified at Newport and the two slow lines are not?
If you mean the through lines, yes they are wired also. There would be no reason to not do them at the same time as everything else as it would be much more expensive to wire at a later date. It also adds resilience to the station area.
 

Legolash2o

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Here are some images.
 

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