The
Brecon & Merthyr train is travelling from Pontsticill towards
Merthyr and is about to join
the
L.N.W.R (later L.M.S) line at the 'miler' tunnel which is the route
to Dowlais, Rhymney Bridge
and
eventually Abergavenny. It will then travel over the 7 arch viaduct at
Pontsarn , the 15 arch
one
at Cefn Coed through Heolgerrig and finally round Rhydycar before reaching
Merthyr Station.