Three Arch Viaduct of former Merthyr, Tredegar and Abergavenny Railway is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 27 July 2000. Viaduct.

Three Arch Viaduct of former Merthyr, Tredegar and Abergavenny Railway

WRENN ID
half-string-grain
Grade
II
Local Planning Authority
Brecon Beacons National Park
Country
Wales
Date first listed
27 July 2000
Type
Viaduct
Source
Cadw listing

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Description

The Three Arch Viaduct is a structure from the former Merthyr, Tredegar and Abergavenny Railway. It spans a steep and narrow river gorge, with side abutments rising from the steep sides of the ravine. The viaduct is built of rock-faced limestone, featuring stone voussoirs that form the round arches. It has a rock-faced stringcourse and rock-faced copings on a low parapet.

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