Train movements directed by signal indication through two parallel single-track tunnels; near Hilldale, W. Va; spring switches used at end of siding; interlocking machine; table of single aspects and conditions; operation of system.
Interlocking three miles long on Chesapeake and Ohio
Ry Signaling
Railway Signaling ; 27 , n 11
1934
3 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Interlocking three miles long on Burlington
Engineering Index Backfile | 1938
|Interlocking three miles long on Burlington
Engineering Index Backfile | 1938
|Engineering Index Backfile | 1933
|Engineering Index Backfile | 1933
|Interlocking 1.5 miles long on S.P.
Engineering Index Backfile | 1935