/ /1886 | Ynysybwl Branch (Taff Vale Railway) Opened for coal from Lady Windsor Colliery to north facing junction at Stormstown with the Taff Vale Railway. |
/ /1900 | Ynysybwl Branch (Taff Vale Railway) South facing junction, Clydach Court Junction with the Taff Vale Railway to Windsor Passing Siding Box, by the colliery, opened. |
17/10/1904 | Ynysybwl Branch (Taff Vale Railway) Rail motors service starts from Pontypridd to Old Ynysbwl Platform. |
/ /1938 | Ynysybwl Branch (Taff Vale Railway) Line cut back from Llanwonno Colliery to Mynachdy Colliery, by Old Ynysbwl. |
/ /1944 | Ynysybwl Branch (Taff Vale Railway) Traffic from Mynachdu Colliery ceases. |
22/09/1949 | Ynysybwl Branch (Taff Vale Railway) Mynachdy Colliery to Old Ynysybwl closed. |
28/09/1952 | Ynysybwl Branch (Taff Vale Railway) Closed to passengers. |
/11/1959 | Ynysybwl Branch (Taff Vale Railway) Closed to goods. |
15/10/1988 | Ynysybwl Branch (Taff Vale Railway) Railtour runs to Lady Windsor Colliery. Line then closed. |
This line is divided into a number of portions.