Bridge over Nant Cleisfer is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 28 August 1998. Bridge.
Bridge over Nant Cleisfer
- WRENN ID
- silent-glass-jay
- Grade
- II
- Local Planning Authority
- Brecon Beacons National Park
- Constituency
- Brecon, Radnor and Cwm Tawe MP: David Chadwick (LD)
- Country
- Wales
- Date first listed
- 28 August 1998
- Type
- Bridge
- Address
- Bridge over Nant Cleisfer, Llangynidr, Powys
- OS grid reference
- SO 154 192
- Coordinates
- 51.86525, -3.2286
- Source
- Cadw listing
Description
The Bridge over Nant Cleisfer is a single-carriageway road bridge made of rubble sandstone. It features a single segmental arch with thin voussoirs. On the eastern side, the abutment curves around and connects seamlessly with the garden wall of Bridge End Cottage. The low parapet at both ends curves outward and is topped with saddleback coping.
Local climate
Bridge over Nant Cleisfer sits in a wetter-than-average part of the UK, with an average of 1,100 mm of rain a year. This makes it wetter than 87% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 74% of listed buildings.
It experiences an average of 54 freeze-thaw cycles a year, more than 94% of listed buildings. Of these, 30 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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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- Sale history — 2 transactions since 2020
- 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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