Comparison of macadam and telford roads; with development of automobile traffic specifications have changed; enumeration of general requirements; ordinary surfacing of broken stone involves wear on vehicles and tires, and maintenance cost is high; bituminous treatment estimated to give total average saving of 3 centavos per mile; notes on road conditions on north-central highway, near Bogota, requiring frequent repairs; use of oil surface treatment is urged.


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    Title :

    Powerful rival of railroads


    Additional title:

    La poderosa rival de linea ferra


    Contributors:
    Ortega, A. (author)

    Published in:

    Publication date :

    1929


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    Spanish




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