Details of control, together with spring switches, installed by Grand Trunk Western, at cost of $5000 and saving of $6000 annually, to replace interlocking and staff system on 5 1/4-mi section of single track between two ends of double track at Sedley, Ind, and Valparaiso; train movements directed by signal indications. (see also Ry Signaling v 27 n 2 Feb 1934 p 75-7 and 91)
Centralized traffic control replaces staff system on G.T.W.
Ry Age
Railway Age ; 96 , n 7
1934
3 pages
Article (Journal)
English
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Centralized traffic control replaces staff system on G.T.W.
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