Nant Dyar Railway Viaduct is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 27 July 2000. Viaduct.

Nant Dyar Railway Viaduct

WRENN ID
plain-thatch-evening
Grade
II
Local Planning Authority
Brecon Beacons National Park
Country
Wales
Date first listed
27 July 2000
Type
Viaduct
Address
Nant Dyar Railway Viaduct, Clydach, Llanelly, Monmouthshire
OS grid reference
SO 232 127
Coordinates
51.80818, -3.11484
Source
Cadw listing

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Description

The Nant Dyar Railway Viaduct is an eight-arch structure that spans a steep gorge of the Nant Dyar. The viaduct gently curves, measuring 312 feet (95 metres) in length and standing 75 feet (23 metres) high. It is built of rock-faced limestone, featuring blue Staffordshire brick arch rings made up of four header courses, with each arch being 30 feet (9 metres) wide. A low parapet sits above a rock-faced stringcourse.

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