1. Cottage (stone), constructed into hillside. Double-fronted, one-and-a-half storeyed, adjoining Pwll-du tramroad.
Source: Cadw Industrial Landscape Survey.

2. Blacksmith's shop for Hill's Tramroad (nprn 85860) which lies adjacent. Also known as the Tumble Beerhouse.
(Cordell Country, C.Barber)
B.A.Malaws, 12 May 1999.

3. A ruined single-unit building cut into the hillside to the E. It is 10m long N-S by 5m, the walls of coursed stone bonded in lime mortar standing 1.3m high. It is immediately adjacent to and was evidently reached via, the tramroad (nprn 34965) following the contour of the hill.
R Hayman, Hayman & Horton, 12/6/2000