New method in application of undertrack sleds for skeletonizing track and placing existing crib ballast under ties and for distributing 4 in. of fresh ballast under ties; method used at Great Northern reduces manpower requirements and work-train service; Mannix Auto-Track incorporating undertrack sled is pulled by winch car; tie-brace device is used along with rear rail clamps to anchor winch car; other equipment used.


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    Title :

    Boosts output from ballast sleds


    Additional title:

    Ry Track Structures


    Published in:

    Publication date :

    1963


    Size :

    3 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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