Part of extension now opened is 4 1/2 mi long and, except for short length, entirely underground; lengths of twin tunnel were constructed in 32 sections from nine shafts sunk at stations and at intermediate sites; station at Manor House is of basement type built under roadway, similar to that at Piccadilly Circus; electric energy for operating line obtained from North Metropolitan Electric Power Supply Co on 11,000-v, 50-cycle three-phase system. (see also Tramway and Ry World v 72 n 19 Oct 13 1932 p 196-8; Ry Gaz v 57 n 12 Sept 16 1932 p 333-4 and 344-5; Elec Rev v 111 n 2861 Sept 23 1932 p 419-20; Elecn v 109 n 2834 Sept 23 1932 p 367-9; World Power v 18 n 106 Oct 1932 p 222-4; and Elec Ry, Bus and Tram J n 1684 and 1688 Oct 14 1932 p 178-80 and Nov 11 p 219-23)


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    Title :

    Arnos grove extension of Piccadilly railway


    Additional title:

    Engineering


    Published in:

    Engineering ; 134 , n 3480


    Publication date :

    1932


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    Arnos grove extension of Piccadilly railway

    Engineering Index Backfile | 1932


    Arnos grove extension of Piccadilly railway

    Engineering Index Backfile | 1932


    Arnos grove extension of Piccadilly railway

    Engineering Index Backfile | 1932


    The brompton and piccadilly circus railway

    Engineering Index Backfile | 1898


    Great Northern, Piccadilly, and Brompton railway

    Engineering Index Backfile | 1906