222-ft, heavy truss span, on Pennsylvania railroad is raised and rotated about pivoted corner, across four high speed tracks, to permit dismantling in clear.


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    Title :

    Unique bridge rolling procedure proves highly effective


    Additional title:

    Ry Age


    Published in:

    Railway Age ; 104 , n 3


    Publication date :

    1938


    Size :

    5 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English





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