A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
New Chicago subways
To avoid long detours via existing elevated lines, two direct subway sections are being constructed under Chicago; one of tunnels beneath Chicago River is prefabricated, towed to site and sunk in bed; methods of construction; subsequent subway extensions planned.
New Chicago subways
To avoid long detours via existing elevated lines, two direct subway sections are being constructed under Chicago; one of tunnels beneath Chicago River is prefabricated, towed to site and sunk in bed; methods of construction; subsequent subway extensions planned.
New Chicago subways
Ry Gaz
Railway Gazette ; 72
1940
2 pages
Article (Journal)
English
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