Recommendations on road bed and track construction covering materials, specifications, installation, inspection and maintenance; standards for frogs, switches and turnouts for 20 to 60 lb rail as accepted by American Standards Association standards for heavy track turnouts, -- 70 to 100 lb rail.


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    Title :

    Construction and maintenance of rail haulage roads in coal mines


    Additional title:

    Am Min Congress -- Coal Div -- Standard



    Publication date :

    1957


    Size :

    72 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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