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MML Electrification: progress updates

Edvid

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Immediately south of Blaby Road bridge in South Wigston, it looks like a concrete base has been constructed. I assume it’s to support some sort of electrical equipment?
It's probably for a TSC, which would answer my question from post #6456.
 
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PJM

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LinkedIn update from Mr Skinner, SPL's Engineering head honcho:

A rather all-encompassing post, but the 1000th cantilever has now been hung as part of the project.
Nice, SPL have been very busy. Next full possession is 19/20 August.
 

Edvid

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Yep, South Wigston SATS (Sectioning Auto Transformer Site).
Ah yes, I overlooked the AT-feeding bit.

Which reminds me - I don't suppose any part of the Borehamwood-Kettering North section will likely be AT-fed in two years or so, will it? IIRC that requires additional funding (not a small thing considering everything north of Wigston was at risk), but with the OLE125 project not far off commencing...
 

59CosG95

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Ah yes, I overlooked the AT-feeding bit.

Which reminds me - I don't suppose any part of the Borehamwood-Kettering North section will likely be AT-fed in two years or so, will it? IIRC that requires additional funding (not a small thing considering everything north of Wigston was at risk), but with the OLE125 project not far off commencing...
Provision for extra masts in the switch farms has been made at Napsbury & East Hyde (read: 2 extra piles were plonked in), but not at Long Meadow Farm, Ampthill, Bedford, Sharnbrook, Irchester or Harrowden IIRC.
All the substation compounds do have enough physical space to have the transformers added, but whether that'll happen remains to be seen. The current max level of power that can be fed in a "boosterless classic" scenario, as is currently the case, may well be sufficient for Borehamwood to Kettering North.
 

snowball

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The tripod on the right is carrying a 'corner cube reflector' which turns the laser beam from the surveying theodolite or other equipment back to that equipment for maximum accuracy.
The Apollo astronauts left one on the moon, and changes in its distance have been tracked ever since by lasers to millimetre accuracy.
 

Ploughman

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It looks like surveyors kit to me. The tripod on the left would have the laser/theodolite fitted after siting - it’s the expensive bit so stays in its padded case until needed.
After having a Laser go over, thanks to a digger getting too close, I can confirm it was expensive. Also there is a dear side and a very expensive side.
Guess which side mine went over on.
 

Tim__

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Hi all
Thanks for the updates and intelligence.
Any chance of snapshot of where we are? Ie are we wired to Harborough?
Will the wire testing be held off until we're live to Wigston?
I assume it is all a bit hypothetical until the 810s come into service.
I was a little disappointed that the station rd bridge is still closed and some way off having a platform finished. I ride a bike out that way sometimes.
TIA
 

59CosG95

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Hi all
Thanks for the updates and intelligence.
Any chance of snapshot of where we are? Ie are we wired to Harborough?
Will the wire testing be held off until we're live to Wigston?
I assume it is all a bit hypothetical until the 810s come into service.
I was a little disappointed that the station rd bridge is still closed and some way off having a platform finished. I ride a bike out that way sometimes.
TIA
Wires are up in patches towards Wigston, including through Harborough station, but aren't continuous all the way from Kettering. There are still a few gaps, mainly for electrical sectioning purposes, that haven't been filled yet e.g. around the new feeder at Braybrooke, where a Neutral Section will be installed.

My guess is that dynamic testing (i.e. with pans raised) won't be done until everything goes live.


Elsewhere on the internet, I found this on LinkedIn showing progress with the 3 substations at South Wigston, East Langton & the upgraded one at Kettering North:

Turns out South Wigston SATS (Sectioning Auto Transformer Site) will be the largest containerised Air Insulated Switchgear (AIS) substation in the UK...who knew?
 

snowball

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Is East Langton coincidentally adjacent to an unconnected 132kV overhead line? There's one crossing the railway near the B6047 bridge.

I assume the South Wigston site is here.
 

PJM

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This morning, looking south on Blaby Road bridge to the site of The South Wigston SATS

IMG_3190.JPG

and a little further south Taylors Lodge OB3 looking north piles are in place.
IMG_3192 (2).JPG

and south.
IMG_3194.JPG
 

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Edvid

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It's good to finally see photographic evidence of activity at the northern end of RS1 this week; assuming it's broadly on schedule I presume there's 8 or so months of installation work left.

Looking ahead to RS3, how is the Kegworth feeder design progressing? Is a standard grid connection (as opposed to a Static Frequency Converter, per recent ECML work) still the plan? And is it still being designed for (eventual) HS2 feeding?
 

snowball

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Press release


Network Rail and East Midlands Railway are reminding passengers taking journeys on the Midland Main Line this weekend to check before travelling as there are changes to services.

On Saturday, 19 and Sunday, 20 August, teams from Network Rail will be carrying out key work as part of the Midland Main Line Upgrade.

The Midland Main Line Upgrade is the biggest programme of improvements to the line since its completion in 1870, and will see the electrification of the line from Kettering to Wigston.

This weekend, work is taking place between Kettering and Wigston, and will see the track lowered, and overhead line equipment installed. The track under two bridges needs to be lowered in order to provide a safe distance between the bridges and electric wires, which will be used to power trains on the route. Work will also take place to improve drainage in the area.

To allow the work to take place safely, no trains will be able to run between Kettering and Leicester. To keep passengers moving, bus replacement services will operate between Kettering, Market Harborough and Leicester.

East Midlands Railway will also be running a reduced timetable on these dates, and diversion routes will be in place. This means some journeys will take longer than usual, so passengers are urged to check before travelling via National Rail Enquiries or at eastmidlandsrailway.co.uk

Gavin Crook, Principal Programme Sponsor for Network Rail, said: “The work we’re doing this weekend as part of the Midland Main Line Upgrade is vital, and will bring us one step closer to providing smoother, greener and better journeys for all passengers using the route.
 

59CosG95

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Press release

"The track under two bridges needs to be lowered in order to provide a safe distance between the bridges and electric wires, which will be used to power trains on the route. Work will also take place to improve drainage in the area."
If I were a betting man, I'd say this is for bridges SPC3-40 & SPC3-39 in Desborough.
 

Edvid

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Came across this snippet by Sutton Bonington Parish Council (18 August):
Network Rail will be carrying out work through the village at night between Monday 4th and Friday 8th September. This is in connection with the electrification of the Midland Main Line. The Parish Council will keep residents informed on the progress of this project as we get it.

For reference the village is located a few miles north of Loughborough, so it falls under RS3. Any further details?
 

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