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.


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    Title :

    New Chicago subways


    Additional title:

    Ry Gaz


    Published in:

    Railway Gazette ; 72 , n 22


    Publication date :

    1940


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Proposed plans for Chicago subways

    Engineering Index Backfile | 1900