Stone Bridge over Afon Cadnant is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 2 May 2006. Bridge.

Stone Bridge over Afon Cadnant

WRENN ID
ruined-eave-smoke
Grade
II
Local Planning Authority
Gwynedd
Constituency
Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
Country
Wales
Date first listed
2 May 2006
Type
Bridge
Address
Stone Bridge over Afon Cadnant, Caernarfon
OS grid reference
SH 491 629
Coordinates
53.14213, -4.25668
Source
Cadw listing

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

Description

The Stone Bridge over Afon Cadnant is a single-arched bridge made of stone. It features voussoirs that form the arch ring and has long stone abutments at both ends. The bridge has a low parapet with stone coping, although some of the coping is missing on the south side.

Local climate

Stone Bridge over Afon Cadnant sits in one of the wettest parts of the UK, with an average of 1,370 mm of rain a year. This makes it wetter than 97% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 98% of listed buildings.

It experiences an average of 20 freeze-thaw cycles a year, fewer than 78% of listed buildings. Of these, 9 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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