SO02890569

Part of the plateway system connecting various ironstone and coal levels on the NE slope of Mynydd Aberd're with Cyfarthfa Ironworks.
(SO02890569-SO02190594).

1884 (OS 6-inch 1st Edn.): A branch serving quarries above, south-west of Pen-y-heol-gerig and connecting with the line to upper Cwm-glo.

1905 (OS 6-inch 2nd Edn.): Not shown.