/06/1857 | Sirhowy Tramroad
Taff Vale Extension Tredegar Junction (Pontllanfraith) to Gelligroes Junction opened. |
01/06/1857 | Taff Vale Extension Line extended from Crumlin to Tredegar Junction to meet the Sirhowy Tramroad. |
/ /1970 | Halls Tramway Penar Junction to Hall's Road Junction re-opened to allow closure of southern portion of the Sirhowy Tramroad. Markham Colliery traffic diverted over re-opened line rather than via the Tredegar Junction and lower section of the Sirhowy line. |