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  Deep Navigation Colliery  Index  Deep Navigation Colliery  
/ Index \

Deep Navigation Colliery


  Summary Description Disasters Names Local Collieries Credits  

Location: Treharris
7½ miles [12 km] SSE of Merthyr Tydfil
Map Ref: (Sheet 171 Cardiff and Newport) ST100970, 51° 39' 51" N, 3° 18' 5" W
Opened:
Closed:
Owners: Ocean Coal Co., Ltd.
Ocean and United Nat. Collieries Ltd.
1947 - National Coal Board (N.C.B.)
Output: 1894 - South Pit - Coal: Steam.
1896 - North and South Pits - Coal: Steam.
1900 - Coal: Steam.
1900 - North Pit - Coal: Steam.
1900 - South Pit - Coal: Steam.
1905 - North Pit - Coal: Steam.
1905 - South Pit - Coal: Steam.
1910 - Coal: Steam.
1915 - Coal: Steam.
1947 - Coal: Household, Manufacturing, Steam. (410,000 tons)
Employment: 1894 - 1,882 (1,561 below, 321 surface)
1896 - North and South Pits - 1,846 (1,513 below, 333 surface)
1900 - 1,533 (1,303 below, 230 surface)
1905 - 1,787 (1,509 below, 278 surface)
1910 - 1,894 (1,632 below, 262 surface)
1915 - 1,591 (1,315 below, 276 surface)
1923 - 1,911 (1,542 below, 369 surface)
1933 - 2,238 (1,875 below, 363 surface)
1940 - 1,820 (1,500 below, 320 surface)
1947 - 1,610 (1,260 below, 350 surface)
Seams Worked: 1910 - Four feet, Nine feet, Six feet
1915 - Four, Six, and Nine Feet
Notes:

Current Status - Page under construction! and is far, far from complete!



  Description Summary Disasters Names Local Collieries Credits  

Description


  Disasters Summary Description Names Local Collieries Credits  

Disasters (5 or more killed)


Memorial  11th Nov 1902  5 lives lost (Show Names)

Those entries marked with image, signify a disaster for which a memorial has been erected or for which we have images concerning the disaster, alternately their name may be mentioned on a memorial plaque. Click on the image symbol next to the name to see the appropriate web page for the memorial.


  Names Summary Description Disasters Local Collieries Credits  

Names of those killed at this colliery

Please note that this collection of names is by no means complete!

In Memoriam
  Individal page   

Abraham, Henry, 15 Apr 1903, 9.15 a.m., aged 27, Repairer, Fall of roof. On road, cliff, 2 ft. 6 ins. by 1 ft. 6 ins. by 1 ft. thick, fell on deceased as he was clearing a fall on a double parting. The overman, who was present when the fall occurred, had tried the roof immediately before. Six feet seam

  Individal page   

Beale, Edwin, 18 Nov 1903, 11.45 a.m., aged 52, Screen-man, Deceased, whose work it was to level the small coal as it was delivered into the wagons by a mechanical conveyor got his head in contact with the scraper blades, and it was crushed between them and the platform above

  Individal page   

Broome, Albert, 27 Mar 1904, 2.45 a.m., aged 41, Assistant Repairer, Fall of roof. On road, cliff, 2½ ft. by 2 ft. by 9 ins. thick, fell on deceased as he and a repairer were clearing a fall. The repairer said that he had thoroughly examined the place, and had taken down all loose stones

  Individal page   

Burrows, William, 29 Sep 1893, aged 36, Labourer, Fall of roof on a main road where some arching was being put in. Six feet seam

  Individal page   

Chambers, Charles, 26 Jun 1895, aged 45, Labourer, Fall of coal at face in New Seam while discharging rubbish. Thigh bone broken and died in Cardiff Infirmary on day following an operation on his thigh joint

  Individal page   

Dale, Albert, 16 Jan 1910, aged 44, Pitman, Fell from top of cage while examining pump valves in the shaft. He was knocked off the cage by a rush of water and mud while taking off a clack door, although the water in the column was thought to have been run off. There was a chain fence round the bridle chains

  Individal page   

Davies, Albert, 21 Jun 1910, aged 20, Haulier, Crushed by trams running wild owing to a broken shackle

  Individal page   

Davies, Cecil Albert, 12 Jan 1924, 9.30 a.m., 3rd hour of shift, aged 29, Haulier, He was in the act of picking up a shackle off the floor at the end of a "Barry" road, when a piece of coal, forming the roof, fell from an unseen slip, between two "flats" set to support the roof. He was caught and killed instantaneously. Electric safety lamp used

  Individal page   

Davies, David, 30 Dec 1897, aged 24, Collier, Fall of side at face, top coal, 2½ft x 2ft x 2½ft thick while holing in clod. Six feet seam

  Individal page   

Davies, David, 06 Feb 1901, (accident: 13 Aug 1900), aged 30, Haulier, While stooping to draw a sprag out of the wheel of a tram of coal, he fell and was dragged for some distance, and received severe spinal injuries from which he died on 6th February, 1901

  Individal page   

Davies, David, 25 Nov 1903, 2.30 a.m., aged 55, Assistant Repairer, Crushed to death against the side by a tram of coal getting off the rails as it was being drawn past him by a horse. The road was in good order

 MemorialIndividal page   

Davies, J. E., 11 Nov 1902, 4.45 p.m., aged 34, Collier [More information ...]

 MemorialIndividal page   

Davies, Llewellyn, 11 Nov 1902, 4.45 p.m., aged 20, Haulier [More information ...]

  Individal page   

Davies, Morgan, 03 Sep 1894, aged 24, Assistant pitman, Fell off cage cover while ascending the shaft with another pitman

  Individal page CMHRC 

Davies, Samuel, 01 Jun 1929, (accident: 30 May 1929), aged 50, Collier, Fall of stone. Died 1st June

  Individal page   

Davies, Thomas, 15 Sep 1894, aged 53, Repairer, Fall of roof on heading in Six feet seam. Deceased and others were busy putting some trams on the rails when four pairs of timbers broke down with about 25 tons of rubbish burying deceased and injuring another man

  Individal page   

Davies, Thomas M., 03 May 1902, (accident: 01 May 1902, 10 a.m.), aged 21, Assistant rider, Run over on engine plane while running in front to get to some "catch points." He must have slipped and fallen. Died two days later

  Individal page   

Davies, W. J., 04 Apr 1899, aged 23, Haulier, Run over by a loaded tram on a parting, having apparently slipped while running alongside to sprag the front one of the journey

  Individal page   

Davies, Walter, 16 Dec 1902, 1.30 a.m., aged 33, Assistant Timberman, Fall of roof. On road, clift, 21 ft. by 10 ft. by 4 ft. thick, fell suddenly while the deceased were dressing an arm. Four pairs of timbers were crushed out by, I think a sndden and sharp "squeeze." They were preparing to retimber the roadway about four yards further inbye. Six feet seam [More information ...]

  Individal page   

Edmunds, Alfred, 15 Jan 1914, aged 39, Haulier, When walking beside his horse he got caught in passing through a brattice sheet, and the oncoming tram struck him in the chest, causing fatal injuries

  Individal page   

Edmunds, Edwin, 21 May 1914, aged 14, Oiler, He was run over by a journey of full trams on a branch haulage road, and his body appears to have been carried about 80 yards by the trams

  Individal page   

Edwards, H. J., 28 May 1910, aged 16, Collier, Fall of side (coal) at working face through failure of a sprag

  Individal page   

Edwards, Nathaniel, 25 Jun 1914, (accident: 13 Nov 1913), aged 54, Day Overman, Fall of roof on roadway. He was superintending the work on the edge of a fall when some stones gave way behind him and fell upon him. He died on June 25th, 1914, as a result of his injuries

  Individal page   

Evans, Evan, 05 Jul 1911, aged 16, Collier boy, Fall of side at working face from an unexpected back slip

  Individal page CMHRC 

Evans, John A., 07 Sep 1928, (accident: 05 Sep 1928), aged 42, Haulier, Pushing tram to attach to journey which was going out when third shackle rose and trams ran back. Died 7th [More information ...]

  Individal page   

Evans, Lewis, 26 Nov 1897, aged 28, Collier, Fall of side at face, top coal. 12ft. x 3½ft x 2½ft. New seam

 MemorialIndividal page   

Griffith, Owen, 11 Nov 1902, 4.45 p.m., aged 23, Repairer [More information ...]

  Individal page   

Griffiths, R. R., 01 Dec 1911, (accident: 30 Nov 1911), aged 36, Ripper, While lifting a tram of rubbish on to the rails it ran away down the heading into another, empty, which deceased was filling, and this in turn struck Griffiths. Died December 1st, 1911

  Individal page CMHRC 

Gunning, William Charles, 24 Dec 1927, (accident: 23 Dec 1927), aged 15, Assistant collier, Fall of roof. Died 24th

  Individal page   

Harding, John, 10 Aug 1903, Midnight, aged 37, Rider, Slipped when getting on to the rope, and fell under a journey of trams filled with rubbish

  Individal page   

Hart, George, 13 Feb 1900, (accident: 08 Feb 1900, 11 a.m.), aged 40, Haulier, He was riding on the "gun" when the britch of the horse came loose, and he fell under the trams of coal. Died February 13th

  Individal page   

Herbert, T., 12 Jun 1900, 4.15 p.m., aged 14, Door boy, Run over by empty journey when walking out to the pit

  Individal page   

Hill, William Thomas, 14 Oct 1914, aged 32, Traffic Man, As a journey was being lowered into a double parting the pin of the third shackle lifted allowing three full trams to run wild and these caught and killed him

  Individal page   

Hugget, W. J., 23 Apr 1900, 6.45 a.m., aged 15, Collier boy, Fell out of the cage, in which he was descending with 14 others

 MemorialIndividal page   

Hughes, D. J., 11 Nov 1902, 4.45 p.m., aged 20, Haulier [More information ...]

  Individal page   

Humphreys, William, 08 Jul 1911, (accident: 29 Jun 1911), aged 32, Collier, While knocking out a sprag from under the coal it struck him in the abdomen. He died July 8th, 1911

  Individal page   

Jacob, Emanuel, 08 Sep 1893, (accident: 29 Jul 1893), Collier, Overstrained himself by pushing a tram. Died on 8th September

  Individal page   

Jenkins, Frank, 16 Apr 1910, (accident: 11 Apr 1910), aged 19, Assistant Electrician, Fell off a ladder and injured his side while renewing an incandescent lamp. Pneumonia supervened, but death was attributed to the injury. Died 16th April

 MemorialIndividal page   

Jones, Cyrus, 11 Nov 1902, 4.45 p.m., aged 20, Haulier [More information ...]

  Individal page   

Jones, David, 04 May 1910, (accident: 03 Apr 1910), aged 65, Roadsman, While laying rails a rusty nail penetrated his knee. Blood poisoning supervened and he died on 4th May, 1910

  Individal page   

Jones, John, 02 May 1904, (accident: 16 Apr 1904, 4.30 a.m.), aged 31, Assistant Repairer, Deceased suffered from gastric ulcers, and is said to have received a strain while at work on the 16th April. Haemorrhage from the stomach was frequent up to the time of his death from exhaustion on the 2nd May

  Individal page   

Jones, John, 25 Jun 1914, aged 37, Repairer, Fall of roof on roadway. After ripping down a "bridge" of ground on a double parting, the roof fell in front and behind them for a total distance of 28 feet. John Jones was killed outright, but John Thomas lived until 30th June, 1914. Another man was also injured [More information ...]

  Individal page   

Jones, John O., 31 Jul 1901, (accident: 26 Jul 1901), aged 50, Repairer, Received a slight cut or scratch on forefinger. Died 31st July

  Individal page   

Jones, Joseph, 24 Aug 1900, (accident: 15 Aug 1900, 4.15 p.m.), aged 17, Collier, Fall of side. At face, a piece of coal fell between sprags on his toe. Tetanus set in, and he died on 24th August. New seam

  Individal page   

Jones, Thomas, 25 Jul 1893, aged 64, Engineman, Found dead under crank of air compressing engine

  Individal page   

Kinsey, Daniel, 20 Sep 1910, aged 33, Haulier, Struck by a haulage sheave, which flew of its place through jerk of rope caused by haulage chain getting caught in going round a curve

  Individal page   

Lewis, David, 21 Oct 1914, (accident: 07 Oct 1914), aged 51, Day Labourer, Fall of roof on roadway. A small stone fell and cut his head. This set up erysipelas, from which he died October 21st, 1914

  Individal page CMHRC 

Lewis, William David, 13 Sep 1927, (accident: 12 Sep 1927), aged 70, Shimmer, Crushed by empty trams. Died 13th

  Individal page   

Lloyd, John, 16 Dec 1902, 1.30 a.m., aged 52, Timberman, Fall of roof. On road, clift, 21 ft. by 10 ft. by 4 ft. thick, fell suddenly while the deceased were dressing an arm. Four pairs of timbers were crushed out by, I think a sndden and sharp "squeeze." They were preparing to retimber the roadway about four yards further inbye. Six feet seam [More information ...]

  Individal page   

Luckwell, Henry, 04 Sep 1924, 12.20 p.m., 6th hour of shift, aged 60, Collier, In taking down a slip of coal, which was resting upon three sprags, a comparatively small piece of top coal broke off, which discharged a face prop. This was followed by a fall of roof, and another fall of about 3 to 4 tons of coal. Luckwell was caught by the latter and killed outright. Electric safety lamp used

  Individal page   

Moses, Lewis, 07 May 1904, 9.45 a.m., aged 45, Repairer, Fall of roof. On road, cliff, 15 ft. by 6 ft. by 29 ins. thick. Deceased and two other men were enlarging an airway driven through the gob, by taking about 4 feet off one side. The roof commenced to "work" and deceased retreated and stood under a pair of timbers. Unfortunately a "lag" gave way and he was crushed by the fall. The roof should have been supported by double timbers. Six feet seam

  Individal page   

Nash, Alfred, 24 May 1911, aged 41, Collier, Fall of roof on road. While he was clearing a fall at the junction of two roads the V timbers collapsed, causing a fall which killed him

  Individal page   

Owen, George, 12 Jul 1894, (accident: 25 May 1894), aged 48, Collier, Fatally injured by the fall of a piece of coal which he was drawing down. Died 12th July. New seam

  Individal page   

Parry, Ivor Lewis, 01 Apr 1914, aged 15, Collier Boy, Fall of roof near face. As he was sitting down a piece of coal 14 inches square by 3 inches thick fell and struck him in the stomach. He died on his way out of the pit

  Individal page   

Phillips, Rees, 19 Sep 1902, 1 p.m., aged 25, Haulier, Fall of roof. Deceased was taking an empty tram down a dip when about six trams of clift fell from the roof and sides on him. The repairers had been enlarging and timbering the dip, and it was a piece of roof overhanging an old pair of timbers, and which should have been taken down, which fell. Six feet seam

  Individal page   

Powell, Hugh, 07 Jul 1924, 8.20 a.m., 2nd hour of shift, aged 53, Timberman, He was sent by the fireman to a working place, which was "on weight" and where a fall had taken place, to set timber supports to prevent another fall. As he and the colliers were making an inspection of the place previous to proceeding with the timbering when the whole of the roof collapsed, partly burying the timberman. He died in about half an hour afterwards, and before he could be released from under the fall. Electric safety lamp used

  Individal page   

Price, Daniel, 19 Mar 1894, aged 20, Repairer, Found dead, with his clothes entangled in the crank shaft of a small crab engine which he attended

  Individal page   

Price, Thomas, 21 Jan 1911, aged 44, Collier, Fall of side (coal) at working face

  Individal page   

Pritchard, Leonard, 22 Jan 1914, aged 15, Collier Boy, Fall of roof in a "barry" face owing to a post discharging at the edge of the gob

  Individal page   

Roberts, Robert, 14 Aug 1914, aged 44, Night Haulier, Fall of roof on a double parting, as he was turning his horse around

  Individal page   

Roderick, David, 27 Jul 1901, aged 38, Haulier, Run over by a "journey" of loaded trams, on which he was supposed to have been riding

  Individal page   

Rosser, Edward, 12 Aug 1924, (accident: 02 Aug 1924, 9.15 a.m., 3rd hour of shift), aged 63, Collier, When bringing down the rippings, consisting of coal and rashings, to make room for a flat, a portion of the bed above the rippings broke off from an unseen slip and caught him. He died from his injuries on 12th August

  Individal page   

Saunders, John, 21 Jul 1900, 3 p.m., aged 13, Door boy, Knocked down by a haulage rope, and run over by a journey while passing out. Died in ten days

  Individal page   

Seward, W., 29 Dec 1899, (accident: 07 Oct 1899), aged 42, Assistant repairer, [Fall of roof] On road, a small stone struck his leg, causing a very slight wound. Blood poisoning set in, and he died December 29th

  Individal page   

Sullivan, Michael, 31 Dec 1911, (accident: 11 Nov 1911), aged 40, Collier, Fall of roof at working face. Died 31st December, 1911

  Individal page   

Thomas, John, 30 Jun 1914, (accident: 25 Jun 1914), aged 55, Repairer, Fall of roof on roadway. After ripping down a "bridge" of ground on a double parting, the roof fell in front and behind them for a total distance of 28 feet. John Jones was killed outright, but John Thomas lived until 30th June, 1914. Another man was also injured [More information ...]

  Individal page   

Tragett, William, 08 Nov 1898, aged 33, Master haulier, Knocked down and run over by journey of loaded trams

  Individal page   

Watkins, David, 01 Apr 1901, aged 23, Rider, Run over by journey, having fallen off shackle between trams. Riding on shackles is prohibited by special rules

  Individal page CMHRC 

Watkins, Thomas, 15 Jul 1928, (accident: 14 Jul 1928), aged 16, Collier, Fall of top. Died 15th

  Individal page   

Watkins, William, 03 Jan 1911, aged 54, Haulier, Crushed by trams running wild, owing to the breakage of a haulage rope

  Individal page   

Wellarvize, H., 17 Apr 1899, aged 24, Collier, [Fall of side] At face, top coal, 3 ft. x 3 ft. x 2 ft. thick, while filling. His partner pulled down some coal, which rolled against and knocked out a sprag and liberated the top coal. New seam

  Individal page   

Williams, Thomas, 21 Dec 1911, aged 18, Haulier, While trying to put a tram of coal on the rails he was crushed against some projecting cog sticks

  Individal page CMHRC 

Williams, William Ivor, 24 Jan 1928, aged 18, Assistant collier, Fall of top. Died same day

  Individal page   

Wilson, F. C. Gavin, 20 Apr 1912, aged 27, Repairer, Fall of roof on roadway. While cutting out the arm of an old pair of timber under some low roof, the whole place fell in, killing him instantly

 
  74 names found

If you know of any fatalities missing from the above list then please contact us with the details and we will add them to our database.

Those names marked with image, were killed in a disaster for which a memorial has been erected or for which we have images concerning the disaster, alternately their name may be mentioned on a memorial plaque. Click on the image symbol next to the name to see the appropriate web page for the memorial.

Those names marked with image, have a web page providing individual details of the accident, the page may also include a photograph of the deceased. Click on the image symbol next to the name to see the web page.

Some of the names of mining fatalities on this page have been kindly provided by Ian Winstanley of the Coal Mining History Resource Centre (CMHRC) and are marked with image. The CMHRC is available here.

More information  more information on some of the fatalities shown above


  Local Collieries Summary Description Disasters Names Credits  

Collieries and Pits within 5 miles (8km)

Colliery Map  a simulated map showing the immediate vicinity of Deep Navigation Colliery

Nearby Collieries  list of collieries/pits etc. near to Deep Navigation Colliery


  Summary Description Disasters Names Local Collieries Credits  

Memorial Images:

Memorial: 1902 Deep Navigation Colliery Disaster

  Credits Summary Description Disasters Names Local Collieries  

Credits

Sources:

  • 1894 List of Mines - Government report from the Mines Department
  • 1896 List of Mines - Government report from the Mines Department, also available online at Peak District Mines Historical Society Ltd
  • 1899 Mines Inspectors Report (Cd 134), South Wales District (No. 13) by Joseph T. Robson, H.M. Inspector of Mines Where to find this report
  • 1900 List of Mines - Government report from the Mines Department
  • 1900 Mines Inspectors Report (Cd 536), South Wales District (No. 13) by Joseph T. Robson, H.M. Inspector of Mines Where to find this report
  • 1901 Mines Inspectors Report (Cd 1062), Cardiff District (No. 10) by F. A. Gray, H.M. Inspector of Mines Where to find this report
  • 1902 Mines Inspectors Report (Cd 1590), Cardiff District (No. 10) by F. A. Gray, H.M. Inspector of Mines Where to find this report
  • 1903 Mines Inspectors Report (Cd 2119), Cardiff District (No. 10) by F. A. Gray, H.M. Inspector of Mines Where to find this report
  • 1904 Mines Inspectors Report (Cd 2506), Cardiff District (No. 10) by F. A. Gray, H.M. Inspector of Mines Where to find this report
  • 1905 List of Mines - Government report from the Mines Department
  • 1910 List of Mines - Government report from the Mines Department
  • 1910 Mines Inspectors Report (Cd 5676), South Wales District (No. 7) by W. N. Atkinson, H.M. Inspector of Mines Where to find this report
  • 1911 Mines Inspectors Report (Cd 6237), South Wales District (No. 7) by W. N. Atkinson, H.M. Inspector of Mines Where to find this report
  • 1912 Mines Inspectors Report (Cd 6983), South Wales District (No. 7) by W. N. Atkinson, H.M. Inspector of Mines Where to find this report
  • 1914 Mines Inspectors Report (Cd 8023), South Wales Division (No. 5) by Dr. W. N. Atkinson, H.M. Inspector of Mines Where to find this report
  • 1915 List of Mines - Government report from the Mines Department
  • 1923 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian
  • 1924 Mines Inspectors Report, Cardiff and Newport Division (No. 6) by J. M. Carey, H.M. Inspector of Mines [DMM Ref: L-01624 - Tom Bainbridge Collection]
  • 1933 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian
  • 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian
  • 1947 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian
  • OS Grid Reference from Adit Now website

  Summary Description Disasters Names Local Collieries Credits  

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Images in the Memorial section for the 1902 disaster where 5 lives were lost Images in the Memorial section for the 1902 disaster where 5 lives were lost
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