Equipment and methods used in first stages of construction of 161-mi all weather low gradient express highway to be operated as toll road between Harrisburg and Pittsburgh; roadway section of 78-ft oa width carries two 24-ft roadways separated by 10-ft plated strip.


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    Title :

    Road builders start grading of Pennsylvania's $60,000,000 trans-mountain Toll Highway


    Additional title:

    Construction Methods Equipment


    Published in:

    Publication date :

    1939


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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