English Channel - Longitudinal section of submarine tunnel
The English Channel. Longitudinal section of the submarine tunnel between France and England (Dover side). 1- Artificial dike, with vertical inlet leading to the tunnel. 2- Permeable slate layer. 3- Sea level. 4- Compact and waterproof layer of slate. 5- Clay layer, waterproof. 6- Layer of sand, permeable. 7- Vertical entrance to the tunnel. 8- Tunnel. Engraving. La Ilustracion Espanola y Americana, 1882
Picture No
13722565
Media ID
47833969
Size
4843px x 2562px
(5.1MB)
Credit
© Thaliastock / Mary Evans
Source
Private collection - via Thaliastock Collection
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Americana Artificial Dike Dover Espanola Ilustracion Infrastructure Layer Longitudinal Manche Slate Waterproof
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