Features of system, which includes two aspect signals for siding to siding blocks, on Chesapeake and Ohio between Saginaw, Mich, and Ludington; 135 mi of single track is used exclusively by freight trains.
CTC saves time for freights on 135 miles of single track
Ry Signaling Communications
Railway Signaling and Communications ; 48 , n 9
1955
5 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
CTC saves time for freights on 135 miles of single track
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