Installation at open pit copper mine of Kennecott Copper Div, Bingham Canyon, Utah, featuring miniature lever control machine, searchlight signals and power switches, increases safety of mine train operation, and places one man in control of train movements in and out of one end of assembly yard.
Modern interlocking applied to ore transportation
Ry Signaling
Railway Signaling ; 40 , n 5
1947
5 pages
Article (Journal)
English
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