Economic value of spring switches proven by (1) elimination of train stops; (2) elimination of operators; savings made by installation of interlocking plant at track crossings; by installation of automatic block signals to replace manual block signals; replacement of oil lamps by electricity; dispatcher-controlled signal installation. Report before Am. Ry. Eng. Assn. (See also Am. Ry. Assn. -- Signal Section Proc vol. 26, no. 3, Feb. 1929 pp. 623-638, 3 figs)


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    Title :

    Economics of railway signaling


    Additional title:

    Ry. Age (Daily Edition)


    Published in:

    Publication date :

    1929


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Economics of railway signaling

    Engineering Index Backfile | 1930


    Economics of railway signaling

    Engineering Index Backfile | 1929


    Economics of railway signaling

    Engineering Index Backfile | 1930


    Economics of railway signaling

    Engineering Index Backfile | 1929


    Economics of railway signaling

    Arkenburgh, W.H. | Engineering Index Backfile | 1914