History

Bears the date 1848. Engineered by Brunel for the South Wales Railway. The South Wales Railway was, with the Chester & Holyhead Railway along the North Wales Coast, the most important of the early routes into Wales. In the early C20, the line was doubled, and a second tunnel built parallel to this work, on its W side.

Exterior

The easterly of the 2 tunnels under Stow Hill. This tunnel runs from a point about 450m SW of Newport Station (just N of Windsor Terrace) for around 650m, emerging about 150m NW of Llandaff Street. Both N and S portals consist of round-headed arch of heavily rock-faced voussoirs, showing influence of Italian C16 architecture. Set in walling of coursed rock-faced masonry.

Interior

The interior of the tunnel is faced in stone. Repairs in sprayed concrete 1987.

Reasons for Listing

Important early railway structure from grand project of South Wales Railway.

External Links

• Cadwr Listing
• Wikidata Q29500289

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

• 
  A Buying and Owning a Listed Building: A Brief Guide
• 
  London 1: The City of London: City of London v. 1 (Pevsner Architectural Guides: Buildings of England)
• 
  Lancashire: Manchester and the South-East (Pevsner Architectural Guides: Buildings of England)
• 
  Department for Communities Listed Historic Buildings of Northern Ireland: Information Guide for the 2nd Survey of Historic Buildings
• 
  Cumbria: Cumberland, Westmorland and Furness (Pevsner Architectural Guides: Buildings of England)
• 
  Staffordshire (Pevsner Architectural Guides: Buildings of England)