Limekilns at Llanelly Limeworks is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 27 July 2000. Limekiln.

Limekilns at Llanelly Limeworks

WRENN ID
haunted-glass-poplar
Grade
II
Local Planning Authority
Brecon Beacons National Park
Constituency
Monmouthshire MP: Catherine Fookes (Lab)
Country
Wales
Date first listed
27 July 2000
Type
Limekiln
Address
Limekilns at Llanelly Limeworks, Darrenfelen, Monmouthshire
OS grid reference
SO 222 124
Coordinates
51.80557, -3.12957
Source
Cadw listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The limekilns at Llanelly Limeworks are large rectangular structures with sloping walls. They are built from squared limestone rubble. There are two round-arched drawing-arches, with the arch-rings made of three courses of yellow brick headers. The left arch is heavily overgrown, while the right arch has a partially collapsed vault.

Local climate

Limekilns at Llanelly Limeworks 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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