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Four-Arch Aqueduct over Vyrnwy Flood Plain (Northern Arches) New Bridge Vyrnwy

A Grade II Listed Building in Carreghofa (Carreghwfa), Powys

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Latitude: 52.7722 / 52°46'19"N

Longitude: -3.1084 / 3°6'30"W

OS Eastings: 325319

OS Northings: 319973

OS Grid: SJ253199

Mapcode National: GBR 71.YFFB

Mapcode Global: WH794.7L24

Plus Code: 9C4RQVCR+VJ

Entry Name: Four-Arch Aqueduct over Vyrnwy Flood Plain (Northern Arches) New Bridge Vyrnwy

Listing Date: 5 April 1993

Last Amended: 5 April 1993

Grade: II

Source: Cadw

Source ID: 14203

Building Class: Water Supply and Drainage

Location: Sited between Carreghofa Locks and B4398 road which crosses the Montgomeryshire Canal at Williams Bridge.

County: Powys

Community: Carreghofa (Carreghwfa)

Community: Carreghofa

Traditional County: Montgomeryshire

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Designed by John Dadford, canal engineer of Cardiff, between 1794-6, partly rebuilt by Shropshire Union Railway and Canal Company about 1890 with metal tie-rods and brick arch-linings.


Squared stone cappings and quoins, rubble facings, four round (rebuilt) blue brick arches with arch rings meeting (on both sides) at low, stepped cutwaters with pryamidal tops. Outer ends checked forward with curved abutments sloping down to low brick piers. Paired oval brace-plates to haunches of each arch.

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