Lady Windsor Colliery roof fall, 1903

At about three in the morning of 1 May 1903 a slab of roof fifteen feet long, which the repairers had been trying to bring down, fell without warning on a road in the Six Feet seam at Lady Windsor Colliery, Ynysybwl, killing the assistant repairer John Daniels and the haulier Arthur Rose.

Date1 May 1903
MineLady Windsor Colliery
RegionRhondda Cynon Taf
TypeCollapse / Roof Fall
Fatalities2 (John Daniels, 53, assistant repairer, and Arthur Rose, 19, haulier.)
Context During active mining
Cows walk along a track beside a railway line where a passenger railcar stands among trees.
A railtour at the Lady Windsor Colliery sidings in 1967 Martin Tester, CC BY-SA 2.0, via Geograph

Cause

A piece of cliff about 15 feet long, 3 feet wide and 2 feet thick, which the repairers had been trying to get down, suddenly fell; a face slant in the roof was visible afterwards.

Recorded claims

Individual factual claims, each attached to the source(s) that support it below. Where sources disagree, both are kept.

Related terminology

Mining terms this disaster is structurally linked to, with the nature of the relationship.

Sources

  1. (primary) Lady Windsor Colliery — Durham Mining Museum
  2. (primary) Disasters - Names: Lady Windsor, 1 May 1903 (Durham Mining Museum) — Durham Mining Museum
  3. (secondary) NMRS Coal Mining Accidents and Deaths: John Daniels, Lady Windsor, 1 May 1903 — Northern Mine Research Society
  4. (secondary) NMRS Coal Mining Accidents and Deaths: Arthur Rose, Lady Windsor, 1 May 1903 — Northern Mine Research Society

Record created: 25 October 2026 · Last researched: 25 October 2026

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