Red Bridge, Wern Mill is a Grade II listed building in the Powys local planning authority area, Wales. First listed on 29 December 1994. Bridge.

Red Bridge, Wern Mill

WRENN ID
salt-timber-bone
Grade
II
Local Planning Authority
Powys
Constituency
Montgomeryshire and Glyndwr MP: Steve Witherden (Lab)
Country
Wales
Date first listed
29 December 1994
Type
Bridge
Address
Red Bridge, Wern Mill, Llandrinio
OS grid reference
SJ 251 141
Coordinates
52.71993, -3.10972
Source
Cadw listing

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

Description

Red Bridge at Wern Mill is a Grade II listed structure featuring splayed abutments that end in piers, which are battered in section. The bridge is constructed of red brick and has stone copings. It includes an arch with a 9-inch ring and a protected hood course that rises from stone springers.

Local climate

Red Bridge, Wern Mill receives an average of 840 mm of rain a year. This makes it wetter than 55% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 61% of listed buildings.

It experiences an average of 42 freeze-thaw cycles a year, more than 80% of listed buildings. Of these, 21 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.

More on this building

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  • No EPC on record for this property
  • No sale records on file
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  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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  1. Land Owership Marker Post, Wern Mill Grade II 24 m
  2. Wern Outfall Weir, Wern Mill Grade II 28 m
  3. Gauging Weir Structures at the Wern, Wern Mill Grade II 115 m
  4. Operating Gear Grade II 488 m
  5. Lower Lock Chamber Grade II 499 m
  6. Burgedin Lock Bridge Grade II 516 m
  7. Spillway Grade II 541 m
  8. Wern Bridge Grade II 553 m
  9. Milestone Close to NW of Burgedin Locks Grade II 568 m
  10. Lengthsman's House at Burgedin Lock Grade II 591 m