Automatic signaling for 40 trains each hour included time-distance-speed controls on descending grades and on approach to stations; three interlockings are especially designed for rapid change of line-up.
Automatic signaling, train stop and route interlocking installed in Chicago subways
Ry Signaling
Railway Signaling ; 37 , n 5
1944
8 pages
Illustrations given
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Engineering Index Backfile | 1940
Signaling and interlocking on new line of New York subways
Engineering Index Backfile | 1949
Proposed plans for Chicago subways
Engineering Index Backfile | 1900
Signaling and interlocking in Chicago
Engineering Index Backfile | 1896
Proposed passenger railway subways for Chicago, Illinois
Engineering Index Backfile | 1904