At Eaton, Colo, 60 mi north of Denver, Colo, Union Pacific Railroad has installed single lever, hand operated ground stand, with electric lock for both positions, to control derails and signals at crossings, thus eliminating operating expense of regular interlocking.
Mechanical plant replaced by single-lever interlocking
Ry Signaling
Railway Signaling ; 30 , n 11
1937
3 pages
Article (Journal)
English
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