dwarrowdelf
13 years ago
Would be interested to know the depth the deepest mine shaft in Wales, then in the rest of the UK. I suspect it's probably a coal mine somewhere.

The Welsh slate mines i'm mostly familiar with don't generally feature deep continuous shafts, (although I am aware of one or two). I suppose the total depth of some of the slate chambers in themselves are as impressive as any actual deep mine shaft!
'I wonder how many breakfasts, and other meals we have missed inside that nasty clockless, timeless hole?'

'The Hobbit'
J R R Tolkien.
chriscambo25
13 years ago
Sure this topic was or rather this question was raised on here before- Deepest shafts are approx 2000 ft I believe,in the coal - Then the argument arises over the depth of actual workings,

My brain is telling me that Nottingham sited the UKS deepest??

Ill let the experts take over now........
RJV
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13 years ago
We're known for our particularly large shafts in Cleveland (Boulby, 3000' plus)....
Significantly bigger than those in the coal mining areas if what ChrisCambo says is true.
scooptram
13 years ago
Croftys cooks shaft is 3000 ft i think but Bolbery mine main shaft is deeper i think(im sure knocker will put me right :lol: )
chriscambo25
13 years ago
"RJV" wrote:

We're known for our particularly large shafts in Cleveland (Boulby, 3000' plus)....
Significantly bigger than those in the coal mining areas if what ChrisCambo says is true.



christ im crap- got to stay ontop of my research or get out of here.......
royfellows
13 years ago
Llay Main Colliery Wrexham, 3750 feet, and Williams Shaft Dolcoath at 3600 feet (from grass).
My avatar is a poor likeness.
simonrail
13 years ago
According to the Mining Technology website the shafts at Boulby Mine are 1150m deep which I work out at 3772 feet.

Yes, I'll have it - what is it?
Phil Ford
13 years ago
Llay Main, Wrexham was initialy sunk to 905 yds No1 shaft
810 yds No2 shaft
Both shafts wound to 776 yds. The Colliery started winding coal in 1921.
After the industry was nationlised in 1947 the shafts where deepend to 1000yds making them the deepest in Wales.

Bold Colliery, St Helens, Lancashire. No1 & No3 shafts where both 1000 yds deep, the deepest in Lancashire.
Clock Face Colliery was only 650 yds deep down to the Wigan series of coal seams the same as its Neighbor Sutton Manor. There is a report that Clock was over 1000yds that is not correct.
Buckhill
13 years ago
Llay Main No 1 went down to 1009 yds, 3,027 ft.

The deepest colliery shaft in the UK was Wolstanton No 2 at 1046m - 3,432 ft.
Yorkshireman
13 years ago
When I lived on Lightwood Road in Longton in the early seventies, it was said that Florence Colliery just up the road was the deepest pit in England at about 3120 feet (around 950 metres) - but i reckon some probably went deeper in later years.

Cheers
market man
13 years ago
Riccall mine at selby were i worked was roughly 850 m.Very hot in the headings.
Knocker
13 years ago
Boulbys shafts are 1150m, the deepest in Western Europe, if the York Potash project kicks off their shafts will be deeper (Approx 1500m). Boulbys deepest workings are in the region of 1250 - 1300m

NCK at Crofty is 420fm (2520ft) The 470fm level is accessed by sub decline only.

Williams shaft is 550fm (3300ft) - When sunk around 1900, this was the deepest shaft in the world.

Croftys sub decline sump is on the same horizon as Williams Sump, although this was only done in the 1980's as a matter of pride to say they were deeper than Dolcoath
Buckhill
13 years ago
Just recalled posting on another thread about this last year - and on there I gave the Wolstanton No 2 depth at 1042m/3,418ft - plus the upcast which was deeper still at 1047m, 3,435 ft. (Those figures were taken from Western Area colliery statistics publication).
Moorebooks
13 years ago
"Buckhill" wrote:

Just recalled posting on another thread about this last year - and on there I gave the Wolstanton No 2 depth at 1042m/3,418ft - plus the upcast which was deeper still at 1047m, 3,435 ft. (Those figures were taken from Western Area colliery statistics publication).



This was taken from NCB 1977 records
Wolstanton Colliery, Newcastle-under-Lyme, is a concentration of four collieries and has the deepest workings in Britain. A major reconstruction scheme between 1951 and 1964 merged Wolstanton with Sneyd and Deep pits and a new 24 feet diameter shaft was sunk to 1,139 yards. The existing shaft was deepened to 1,145 yards. By 1975 Wolstanton had been connected underground with Chatterley Whitfield Colliery and the merger was completed in 1976.

I suggest therefore Boulby is now working at a greater depth

mike
Buckhill
13 years ago
Not disagreeing with you! The Wolstanton figures relate only to coal shafts, and Boulby has been long known as the deepest shafts overall in the UK.
RJV
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13 years ago
To expand the question, where is the world's deepest? South Africa?
Minegeo
13 years ago
Kolar Gold Fields in India methinks ?
rikj
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13 years ago
"RJV" wrote:

To expand the question, where is the world's deepest? South Africa?



Deepest continuous shaft may be different to deepest mine I guess.
Minegeo
13 years ago
In 2006 AngloGold Ashanti commenced a project to extend its South African TauTona gold mine to 3,900m. This was completed in 2008 making it the world’s deepest mine, surpassing the 3,585m deep East Rand Mine by a good distance.

The Giffords shaft of Champion Reef Mine at Kolar was sunk in 1940, to a depth of 2010m and was the deepest shaft in the worlr until recently.

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