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Cof Cymru: National Historic Assets of Wales · Wales

Pont Llwyn y Brain

Llandderfel, Gwynedd, Wales

The record

Designation
Listed building, Grade II
Broad class
Transport
Date of designation
31 January 2001
Locality
Cwmtirmynach
Community
Llandderfel
Unitary authority
Gwynedd
Country
Wales
Coordinates
52.95935, -3.62529
Cadw reference
24596

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

David Rumsey Map Collection, Stanford Libraries

Shown on 5 historical map sheets, the earliest the 1795 "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).

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This record in Cadw's own full report ↗

Cadw's description

Spanning the Afon Mynach in the Cwm Tir Mynach and carrying the road from Fron Goch northwards towards Cerrigydrudion.

Early C19 road bridge.

Single-span road bridge of local rubble construction. Shallow segmental arch with rough-dressed voussoirs recessed below archrings of narrow contrasting stones. Rubble parapets to a flat carriageway, with flat buttresses to the ends on both up- and down-stream sides.

Listed as an early C19 regional road bridge retaining good original 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
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