Trenarth Bridge is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 17 June 1988. Bridge.
Trenarth Bridge
- WRENN ID
- scarred-flue-reed
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- Camborne and Redruth MP: Perran Moon (Lab)
- Country
- England
- Date first listed
- 17 June 1988
- Type
- Bridge
- Address
- Trenarth Bridge, Mawnan
- OS grid reference
- SW 757 282
- Coordinates
- 50.11177, -5.13783
- Source
- Historic England listing
Description
Trenarth Bridge is a road bridge that spans a stream, dating from the 18th century or early 19th century. It is constructed of granite and killas rubble, featuring dressed granite lintels. The bridge has a single span, with large granite lintels supporting the road surface and low rubble parapets on either side.
Local climate
Trenarth Bridge receives an average of 870 mm of rain a year. This makes it wetter than 63% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 91% of listed buildings.
It experiences an average of 3 freeze-thaw cycles a year, fewer than 99% of listed buildings. Of these, 1 follows at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.2°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
- No related consent applications matched
- 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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