Explains why safety, efficiency and security were the main reasons behind the very elaborate control communications network used in Washington metro. It enables a compact but highly skilled team to provide manual back-up when routine automated operations are disrupted.


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    Title :

    Good communications to keep Washington on the move


    Additional title:

    Nachrichtensystem in Washingtons U-Bahn


    Contributors:

    Published in:

    Publication date :

    1976


    Size :

    4 Seiten


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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