Dinham's Bridge is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 4 November 1988. Bridge.
Dinham's Bridge
- WRENN ID
- carved-mullion-ivy
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- North Cornwall MP: Ben Maguire (LD)
- Country
- England
- Date first listed
- 4 November 1988
- Type
- Bridge
- Address
- Dinham's Bridge, St. Mabyn
- OS grid reference
- SX 031 739
- Coordinates
- 50.53175, -4.7788
- Source
- Historic England listing
Description
Dinham's Bridge is a road bridge that spans the River Allan, dating from the early 19th century. It is a narrow structure built from stone rubble, featuring a dressed stone round arch. The bridge has stone rubble parapets topped with moulded granite coping. It is located on the boundary between the parishes of St Mabyn and St Kew, with part of it situated in St Kew parish.
Local climate
Dinham's Bridge sits in a wetter-than-average part of the UK, with an average of 1,000 mm of rain a year. This makes it wetter than 80% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 89% of listed buildings.
It experiences an average of 10 freeze-thaw cycles a year, fewer than 90% of listed buildings. Of these, 4 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
- 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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