Railroad Bridge at Maesygwartha is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 27 July 2000. Bridge.
Railroad Bridge at Maesygwartha
- WRENN ID
- kindled-step-azure
- Grade
- II
- Local Planning Authority
- Brecon Beacons National Park
- Constituency
- Monmouthshire MP: Catherine Fookes (Lab)
- Country
- Wales
- Date first listed
- 27 July 2000
- Type
- Bridge
- Address
- Railroad Bridge at Maesygwartha, Llanelly, Monmouthshire
- OS grid reference
- SO 230 137
- Coordinates
- 51.81738, -3.11804
- Source
- Cadw listing
Description
The Railroad Bridge at Maesygwartha is a 19th-century bridge made of rubble construction. It spans a steep river ravine and supports an earth revetment above. The bridge features a tall, narrow single arch with a round head, constructed with stone voussoirs, and has a string-course above the arch.
Local climate
Railroad Bridge at Maesygwartha sits in a wetter-than-average part of the UK, with an average of 1,040 mm of rain a year. This makes it wetter than 83% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 75% of listed buildings.
It experiences an average of 48 freeze-thaw cycles a year, more than 89% of listed buildings. Of these, 24 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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