Training centre until 1961.
Tirbach
Coal Mine
Worked from 1899 to 1940
Jan 1st, 2024 from NMRS by Buddle-Bot
| South Wales | |
| Ystalyfera | |
| 51.770646, -3.782265 | |
| SN 7712 0950 | |
| Private Land | |
| 110m | |
| #2,896 |
Clyngwyn Colliery - 443m- Gilwen Colliery - 1,045m
- Daren - 1,192m
- Gurnos Colliery - 1,498m
- Ystalyfera - 1,504m
- Brynderi Colliery - 1,514m
- Byrnant Varteg Colliery - 1,669m
- Graigarw Colliery - 1,733m
- Bryngroes Colliery - 1,782m
- Pantmawr Colliery - 1,799m
- Bryn Varteg Colliery - 1,814m
- Diamond Colliery - 1,874m