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Garreg-Ddu Dam, Elan Valley Water Scheme;Carreg Ddu Viaduct and Submerged Dam

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View of Garreg-Ddu Dam, Elan Valley under drought conditions. Oblique aerial photograph taken during the Royal Commission’s programme of archaeological aerial reconnaissance by Toby Driver on 19 August 2022.

Digital copy of an albumen print from Edward Hubbard Collection showing Carreg Ddu Dam from the left bank, taken September 1897.

Digital copy of an albumen print from Edward Hubbard Collection showing the Garreg Ddu Dam, Bridge Pier and culvert outlet, taken September 1898.

Digital copy of an albumen print from Edward Hubbard Collection showing Garreg Ddu Dam and left ridge from the left bank looking upstream, taken September 1898.

Digital copy of an albumen print from Edward Hubbard Collection showing Carreg Ddu from the left bank looking upstream, taken May 1898.

Digital copy of an albumen print from Edward Hubbard Collection showing Garreg Ddu Dam bridge right bank looking upstream, taken September 1898.

Carreg Ddu viaduct, looking west. Photographed as part of Archaeological Desk Based Assessment of Afon Claerwen, Elan Valley, Rhayader, Powys. Assessment conducted by Archaeology Wales in 2018. Report no. 1681. Project no. 2573.

Carreg Ddu viaduct and Foel Valve Tower, looking north-east. Photographed as part of Archaeological Desk Based Assessment of Afon Claerwen, Elan Valley, Rhayader, Powys. Assessment conducted by Archaeology Wales in 2018. Report no. 1681. Project no. 2573.

Digital copy of an albumen print from Edward Hubbard Collection showing Carreg Ddu Dam from the left bank, taken September 1898.

Digital copy of an albumen print from Edward Hubbard Collection showing Garreg Ddu looking upstream from road, taken September 1897.

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