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A platform for research: civil engineering, architecture and urbanism
Outline of speed for construction of twin railroad tunnels of curved alignment, to avoid great depths encountered in middle of straight-line tunnel; length 37.7 km; max depth 360 m as compared with 525 m of other alignments proposed. (see also Ry Gaz v 56 n 5 Jan 29 1932 p 139-41)
Outline of speed for construction of twin railroad tunnels of curved alignment, to avoid great depths encountered in middle of straight-line tunnel; length 37.7 km; max depth 360 m as compared with 525 m of other alignments proposed. (see also Ry Gaz v 56 n 5 Jan 29 1932 p 139-41)
Tunnelling straits of Gibraltar
Ry Engr
Schuller, L. (author)
Railway Engineer ; 53
1932
5 pages
Article (Journal)
English
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