Large plant installed on South African Railways at Busy terminal in Johannesburg, handling over 1000 movements daily, utilizes all relay, entrance-exit button type, route control system; history leading to present project; general layout of plant; special signaling in station; position light switching signals and control machine described; time control of station-entering signals. (see also S African Engr and Elec Rev v 31 n 262 Feb 1940 p 3, 5, 7, 9 and 11)
Modern interlocking in South Africa
Ry Signaling
Railway Signaling ; 33 , n 6
1940
5 pages
Article (Journal)
English
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