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Cof Cymru: National Historic Assets of Wales · Wales

Bridge 133 over the Montgomeryshire Canal

Berriew, Powys, Wales

A Grade II listed building in Trwst Llywelyn, Berriew, Powys, designated on 21 August 1995.

Ordnance Survey six-inch map, 2nd edition (1888–1913) covering the location of Bridge 133 over the Montgomeryshire Canal, Berriew, Powys, 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
21 August 1995
Locality
Trwst Llywelyn
Community
Berriew
Unitary authority
Powys
Country
Wales
Coordinates
52.57809, -3.19783
Cadw reference
16397

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 1608 map "(13) Cambriae Typus." (David Rumsey Map Collection, Stanford Libraries).

Historical maps covering this location

  • 1608 · (13) Cambriae Typus. (David Rumsey Map Collection, Stanford Libraries)
  • 1637 · Particular description of Wales. Cambria seu Wallia (David Rumsey Map Collection, Stanford Libraries)
  • 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)
  • 1916 · Sheet 60. Shrewsbury. (David Rumsey Map Collection, Stanford Libraries)

Get directions ↗

This record in Cadw's own full report ↗

Cadw's description

Carries a by-road over the canal at Trwst Llewelyn Farm, 1km approx SW of Garthmyl.

The Montgomeryshire Canal was built from Garthmyl to Newtown between 1815 and 1819-21 (Josiah Jessop, engineer); this bridge (with later repairs) forms part of that development.

Single span brick arched bridge, with some stone dressings. Outer piers and parapet have pyramidal stone copings, and stone string course marks the position of the road bed. Splayed in plan, and in section rising in a shallow curve. Abutments chamfered on tow-path side. Brick retaining wall to integral pathway to road level on N side. Some later repair work to parapets.

Listed as part of the original engineering works of the western arm of the Montgomeryshire Canal, retaining much of its 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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