A branch of the Dowlais Iron Company's railway serving an ironstone quarry, SO08690785-SO08450779. It was incorporated into the Pant-y-waun Mineral Railway but the site has since been destroyed through twentieth century opencast mining and land reclamation.
Recorded as part of RCAHMW Uplands Initiative Project, W B Horton, H & H, 17/09/2013.