History in Structure

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Lower Lock Chamber

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

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Coordinates

Latitude: 52.7745 / 52°46'28"N

Longitude: -3.1075 / 3°6'27"W

OS Eastings: 325383

OS Northings: 320235

OS Grid: SJ253202

Mapcode National: GBR 71.Y7N4

Mapcode Global: WH794.7JHB

Entry Name: Lower Lock Chamber

Listing Date: 5 April 1993

Last Amended: 5 April 1993

Grade: II

Source: Cadw

Source ID: 14190

Building Class: Transport

Location: To the west of Bridge 95 carrying the by-road over the Montgomeryshire Canal.

County: Powys

Community: Carreghofa (Carreghwfa)

Community: Carreghofa

Traditional County: Montgomeryshire

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History

Built 1794-7, engineered by John and Thomas Dadford of Cardiff and Newport, modified before 1831 with new paddle gear etc, designed by George Buck, engineer, and cast by Coalbrookdale Iron Company.

Exterior

Masonry quaysides to lock chamber, linked to towpath under bridge 95. Single east lock gate and double west gates with vertical ironwork sluice gear. On the north side, close to the overbridge is a set of Buck's patented paddle gear set into stonework surround. Pyramidal flanged ironwork frame with arched braces and rear brackets for winding handle etc. Toothed drive-wheel with V-shaped pivoting arm linked to sluices in lock floor.

To the west of the lock gates the masonry quaysides end in vertical brick-faced revetments.

Reasons for Listing

Group value with other canal structures in exceptional location at Carreghofa Locks.

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