On 107 mi of double track of Richmond, Fredericksburg and Potomac between Richmond and Potomac Yard, Alexandria, Va, control of interlockings is to be centralized; cab signals and train control are to be arranged for train movements in both directions on both tracks, thus forming coordination program to increase track capacity and to keep all trains moving; remote control circuits; track and traffic circuits.
Signal modernization program on R.F. and P.
Ry Signaling Communications
Railway Signaling and Communication ; 44 , n 7 ; p 452-456
1951
5 pages
Aufsatz (Zeitschrift)
Englisch
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