Design and use of egg shaped roller attached to side of truck for ease in rolling roadside drainage ditch on project near Seattle, Wash; roller is equipped with valve through which water can be added to regulate its weight, or drained for ease in handling.


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    Title :

    "Egg" roller . . . cuts cost of asphalt paved ditch


    Additional title:

    Roads Streets


    Contributors:

    Published in:

    Publication date :

    1947


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :



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