To speed muck handling of construction of $30-million East Boston vehicular tunnel, backhoe rig was built right into tunnel shield to load muck onto conveyor; rig is modified Pippin backhoe, originally designed to be attached to back of tractor.


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    Title :

    Backhoe in shield helps dig East Boston tunnel


    Additional title:

    Construction Methods Equipment


    Published in:

    Publication date :

    1960


    Size :

    5 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


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