A narrow sunken path leading NE from the road at Bwlch Llyn Bach, continuing 2km SE over Mynydd Ceiswyn to Cwm Ratgoed. Marked as a footpath on the 1890 OS map. Only the lower 200m is visible as an earthwork, but the route is still a public footpath.
Recorded as part of RCAHMW Uplands Initiative Project, W B Horton, H&H, 23/11/2012.