Automatic signals completed on 5127 miles of road, 142 interlocking plants built and 2074 automatic highway crossing signals installed; interesting features of interlocking construction in 1927; highway-crossing protection increased; work under construction; train control in 1927. (see also Ry. Signaling, vol. 21, no. 1, Jan. 1928, pp. 11-24, 4 figs)


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    Titel :

    Signaling construction continues in large volume


    Weitere Titelangaben:

    Ry. Age


    Beteiligte:
    Dunn, J.H. (Autor:in)

    Erschienen in:

    Railway Age ; 84 , n 1


    Erscheinungsdatum :

    1928


    Format / Umfang :

    7 pages


    Anmerkungen:

    2 Figs.


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




    Signaling construction continues in large volume

    Dunn, J.H. | Engineering Index Backfile | 1928


    Signaling construction continues in average volume during 1928

    Dunn, J.H. | Engineering Index Backfile | 1929



    Traffic volume continues heavy

    Layng, C. | Engineering Index Backfile | 1945