Centralized traffic control on 235 mi of single track on St. Louis-San Francisco between Birmingham, Ala, and Memphis, Tenn, includes motor car indicators and special controls to lengthen life of lamps in signals; system has resulted in savings in train time and reduction in operating expenses.
Frisco expedites trains with CTC
Ry Signaling Communications
Railway Signaling and Communications ; 47 , n 4
1954
7 pages
Aufsatz (Zeitschrift)
Englisch
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