A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Circular tunnel and pressure shaft for pumped storage works of Happurg, tunnel construction in clayey mountain
Total length is 1000 m including 175 m vertical shaft; shaft solution was employed to reach necessary depth, where horizontal tunneling could be continued in hard shale soil; shaft has 3.7 m ID and 0.4 m thick concrete walls; horizontal tunnel has 5.5 m ID, 0.30 m walls, and includes concrete conduit of 3.7 m ID.
Circular tunnel and pressure shaft for pumped storage works of Happurg, tunnel construction in clayey mountain
Total length is 1000 m including 175 m vertical shaft; shaft solution was employed to reach necessary depth, where horizontal tunneling could be continued in hard shale soil; shaft has 3.7 m ID and 0.4 m thick concrete walls; horizontal tunnel has 5.5 m ID, 0.30 m walls, and includes concrete conduit of 3.7 m ID.
Circular tunnel and pressure shaft for pumped storage works of Happurg, tunnel construction in clayey mountain
Rohrstollen und Druckschacht des Pumpspeicherwerks Happurg, ein Hohlraumbau in tonigem Gebirge
Abraham, K.H. (author)
Bauingenieur ; 35
1960
9 pages
Article (Journal)
German
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