/ /1846 | Taff Vale Railway Cardiff to Taff's Well doubled. Trains ran on the right track. |
/ /1847 | Taff Vale Railway Taff's Well to Navigation House doubled. Ynyscoi Tunnel opened out as part of the doubling of the line. |
02/07/1855 | Rhymney Railway Act for line from Hengoed to Walnut Tree Junction at Taff's Well on the Taff Vale Railway. Running powers granted from Walnut Tree Junction to Crockherbtown Junction, just north of Cardiff Queen Street. A Rhymney Railway line is authorised from here to Bute East Dock. |
20/01/2020 | Taff's Well metro depot construction started by Transport for Wales [Railway Technology] |