Pont-y-Trap is a Grade II listed building in the Carmarthenshire local planning authority area, Wales. First listed on 24 November 1998. Bridge.
Pont-y-Trap
- WRENN ID
- lost-postern-mallow
- Grade
- II
- Local Planning Authority
- Carmarthenshire
- Constituency
- Caerfyrddin MP: Ann Davies (PC)
- Country
- Wales
- Date first listed
- 24 November 1998
- Type
- Bridge
- Address
- Pont-y-Trap, Trapp, Llandeilo, Dyffryn Cennen
- OS grid reference
- SN 652 189
- Coordinates
- 51.85314, -3.95738
- Source
- Cadw listing
Description
Pont-y-Trap is a road bridge featuring a single arch made of rubble stone. The stone voussoirs are recessed under the arch-ring. The bridge has limestone coping on its rubble parapets, which are designed with curved splays at each end.
Local climate
Pont-y-Trap sits in one of the wettest parts of the UK, with an average of 1,400 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 94% of listed buildings.
It experiences an average of 39 freeze-thaw cycles a year, more than 74% of listed buildings. Of these, 18 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 2004
- 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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