Automatic train control installed in connection with reconstruction program; between Bloomington, Ill., and Chicago, Chicago and Alton has modernized its automatic signal installation and also its mechanical and electric interlocking plants; interlocking plant is described in detail; automatic signal work; constant lighting employed; centerfed track circuits; changes made at electric interlocker; old signals replaced; power supply.
C. and A. modernizes signaling facilities
Ry. Signaling
Railway Signaling ; 22 , n 1
1929
3 pages
5 Figs.
Aufsatz (Zeitschrift)
Englisch
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