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Cof Cymru: National Historic Assets of Wales · Wales

Tunnel carrying Brynich stream under Brecon & Abergavenny Canal (partly in Brecon community)

Llanfrynach, Powys, Wales

The record

Designation
Listed building, Grade II
Broad class
Transport
Date of designation
28 July 2005
Locality
Cefn Brynich
Town
Brecon
Community
Llanfrynach
Unitary authority
Powys
Country
Wales
Coordinates
51.93926, -3.35458
Cadw reference
84837

Slide toward Today to fade the historical sheet and see the modern map underneath.

David Rumsey Map Collection, Stanford Libraries

Shown on 5 historical map sheets, the earliest the 1608 "(13) Cambriae Typus." (David Rumsey Map Collection, Stanford Libraries).

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This record in Cadw's own full report ↗

Cadw's description

Situated some 900m along the canal W from Cefn Brynich Lock, on border with Brecon community.

Culvert carrying the Brynich stream under the Brecon to Abergavenny Canal. the canal was authorised in 1793, this section built under Thomas Dadford Jr engineer in 1800.

Stone-lined culvert under canal with segmental arch at S end with cut stone voussoirs and low retaining wall above of squared stone. Splayed stone retaining walls each side.

Included for its special historic interest as a well-built canal culvert of late C18 date.

Nearby in the register

Other entries of the same register within about three miles of this one, by straight line.

Designated Historic Asset GIS Data, The Welsh Historic Environment Service (Cadw), 2026-09-07, licensed under the Open Government Licence http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ Cadw, the Welsh Historic Environment Service · Open Government Licence v3.0
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