Aqueduct over Malpas Brook, Monmouthshire and Brecon Canal (partly in Shaftesbury Community) is a Grade II listed building in the Newport local planning authority area, Wales. First listed on 24 June 1999. Aqueduct.

Aqueduct over Malpas Brook, Monmouthshire and Brecon Canal (partly in Shaftesbury Community)

WRENN ID
gaunt-garret-khaki
Grade
II
Local Planning Authority
Newport
Constituency
Newport East MP: Jessica Morden (Lab)
Country
Wales
Date first listed
24 June 1999
Type
Aqueduct
Address
Aqueduct over Malpas Brook, Monmouthshire and Brecon Canal (partly in Shaftesbury Community), Malpas Junction, Bettws
OS grid reference
ST 302 894
Coordinates
51.5998, -3.00794
Source
Cadw listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The aqueduct over Malpas Brook, part of the Monmouthshire and Brecon Canal, is a Grade II listed structure. It is built from rubble and features splayed ends. The aqueduct has cement copings, with a more recent brick coping on the east side. It includes two low segmental arches, with a cutwater on the upstream (west) side. The heads of the arches have been covered with cement. On the west side, there is a parapet at ground level, while the east side is higher, creating a protective wall alongside the towpath.

Local climate

Aqueduct over Malpas Brook, Monmouthshire and Brecon Canal (partly in Shaftesbury Community) receives an average of 930 mm of rain a year. This makes it wetter than 71% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 72% of listed buildings.

It experiences an average of 35 freeze-thaw cycles a year, more than 55% of listed buildings. Of these, 14 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

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