Former tramroad from terminal of Cnel Bach branch canal to Venallt Ironworks and Cwmgwrach colliery.
NGR relates to canal end of formation.

River Neath timber bridge at SN85560454
Venallt Ironworks at SN86450498 (NPRN 34120)
Nant Gwrach bridge at SN86980500

Extensive notes in NMRW file.

D.K.Leighton 27.02.2006