Centralized system with one control machine handles terminal layout formerly operated by five interlockings and several ground switch tenders; electric locks on hand-throw switches; train-starting system; outside equipment; power supply; control circuits.
Simplified interlocking installed at Dayton terminal
Ry Signaling
Railway Signaling ; 26 , n 1
1933
5 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Simplified interlocking installed at Dayton union terminal
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