TreeAlive
‹ Cof Cymru: National Historic Assets of Wales, Wales

Cof Cymru: National Historic Assets of Wales · Wales

Pont y Llyn-du

Trawsfynydd, Gwynedd, Wales

A Grade II listed building in Penystryd, Trawsfynydd, Gwynedd, designated on 27 February 2004.

Ordnance Survey six-inch map, 2nd edition (1888–1913) covering the location of Pont y Llyn-du, Trawsfynydd, Gwynedd, with a pin at the register's coordinates
Ordnance Survey six-inch map, 2nd edition (1888–1913), covering this location. Courtesy of the National Library of Scotland. The pin is ours, placed from the register's coordinates.

The record

Designation
Listed building, Grade II
Broad class
Transport
Date of designation
27 February 2004
Locality
Penystryd
Community
Trawsfynydd
Unitary authority
Gwynedd
Country
Wales
Coordinates
52.85704, -3.88625
Cadw reference
82542

Slide toward Today to fade the historical sheet and see the modern map underneath.

David Rumsey Map Collection, Stanford Libraries

5 historical maps cover this location, the earliest the 1795 map "To Sir Watkin Williams-Wynn Bart ... the map of the six counties of North Wales is most humbly inscribed by his obedient humble servant" (Llyfrgell Genedlaethol Cymru – The National Library of Wales).

Historical maps covering this location

  • 1795 · To Sir Watkin Williams-Wynn Bart ... the map of the six counties of North Wales is most… (Llyfrgell Genedlaethol Cymru – The National Library of Wales)
  • 1883 · Watershed map England, Wales 3. (David Rumsey Map Collection, Stanford Libraries)
  • 1896 · Sheet 7. Ordnance Survey of England and Wales. (David Rumsey Map Collection, Stanford Libraries)
  • 1899 · 135 Harlech (Hills) (David Rumsey Map Collection, Stanford Libraries)
  • 1901 · Sheet 9 and 10. (David Rumsey Map Collection, Stanford Libraries)

Get directions ↗

This record in Cadw's own full report ↗

Cadw's description

Spanning the Afon Gain and carrying a narrow country road leading SSE from Penystryd.

Probably early C19 road bridge.

C19 roadbridge. Built of local stone and comprising a single segmental span with dripcourse. Plain parapets with slab copings.

Listed as a good C19 road bridge which retains traditional character.

Nearby in the register

Other entries of the same register within about three miles of this one, by straight line.

Designated Historic Asset GIS Data, The Welsh Historic Environment Service (Cadw), 2026-09-07, licensed under the Open Government Licence http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ Cadw, the Welsh Historic Environment Service · Open Government Licence v3.0
See your own family's places on a living map