Upper Clydach Aqueduct and Overflow on Swansea Canal, Pontardawe, Neath Port Talbot

Coordinates

Latitude: 51.7196 / 51°43'10"N

Longitude: -3.8527 / 3°51'9"W

OS Eastings: 272118

OS Northings: 203939

OS Grid: SN721039

Mapcode National: GBR H0.2ZLL

Mapcode Global: VH4JZ.51MM

Plus Code: 9C3RP49W+RW

Entry Name: Upper Clydach Aqueduct and Overflow on Swansea Canal

Listing Date: 26 October 1979

Last Amended: 13 March 2003

Grade: II

Source: Cadw

Source ID: 11199

Building Class: Water Supply and Drainage

ID on this website: 300011199

County: Neath Port Talbot

Community: Pontardawe

Built-Up Area: Pontardawe

Traditional County: Glamorgan

Tagged with: Aqueduct

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Pontardawe

History

Late C18 aqueduct carrying Swansea Canal built 1794-99 over the Upper Clydach river, one of six single arch bridges on the canal. On canal N of aqueduct is a feeder entry from river, the feeder once flowed into a town loading dock to the N.

Exterior

Canal aqueduct over river, rubble stone segmental arch with voussoirs, of c. 7.5 m span and about 1.7 m height, with 2 overflows on NW side. Parapet of squared stone with copper-slag copings on SE side retaining flanking buttresses but with patching in blue and red bricks and cement block on N half of face. C20 railing between footpath and canal. NW side partly encroached by later bank revetment walls and with brick patching, but retaining 2-bay overflow chamber in working order with stop planks and added footbridge over.

Reasons for Listing

Included as a major feature of one of the most important canals in Wales.

External Links

External links are from the relevant listing authority and, where applicable, Wikidata. Wikidata IDs may be related buildings as well as this specific building. If you want to add or update a link, you will need to do so by editing the Wikidata entry.

Recommended Books

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History in Structure

Upper Clydach Aqueduct and Overflow on Swansea Canal

A Grade II Listed Building in Pontardawe, Neath Port Talbot