History

Late C18 aqueduct carrying the Monmouthshire Canal over the Dowlais Brook. The Monmouthshire Canal which was a prime factor in the industrial development of the Gwent Valleys and was built by Thomas Dadford Junior, 1792-9. The canal ran between Newport and Pontnewynydd, with a branch between Crindau and Crumlin.

Exterior

Canal aqueduct over river, two tunnels of squared stone with segmental arched openings each side of canal. High stone embanking walls without parapets but with triangular piers on each side of and between tunnels. Piers have sloping tops and stop approximately 1m below top of wall. Abutments are splayed each side. Arches have stone voussoirs with raised keystones and walling is of squared stone laid in courses. River on downstream side is paved for some 6m with squared stone blocks terminating in low weir.

Reasons for Listing

Included a substantial masonry feature on an important late C18 canal which was a prime factor in the industrial development of the Gwent Valleys.

External Links

• Cadwr Listing
• Wikidata Q29504655

External links are from the relevant listing authority and, where applicable, Wikidata. Wikidata IDs may be related buildings as well as this specific building. If you want to add or update a link, you will need to do so by editing the Wikidata entry.

Recommended Books

• 
  Listed Buildings: The Law and Practice of Historic Buildings, Ancient Monuments and Conservation Areas
• 
  Herefordshire (Pevsner Architectural Guides: Buildings of England)
• 
  Derbyshire (Pevsner Architectural Guides) (Pevsner Architectural Guides: Buildings of England)
• 
  The Listed Buildings and Other Principal Structures at the Royal Gunpowder Mills Waltham Abbey
• 
  Lancashire: Manchester and the South-East (Pevsner Architectural Guides: Buildings of England)
• 
  Berkshire (Pevsner Architectural Guides: Buildings of England)