The c.1.76km length of track, leading over the mountain pass between Cwm Bychan and the Afon Crawcwellt valley, consists of slabs of stone 3-4 ft. wide forming steps where the track is on bad ground. There are 5 stretches of such steps.

(source Os495card; SH63SE3)
RCAHMW965038/63
J.Wiles 24.09.03