Detroit, Toledo and Ironton has installed flashing light signals controlled by Audio Frequency Overlay track circuits at highway crossing on Dearborn branch that runs 13 mi from Flat Rock yard to Ford Motor Co Rouge Plant; use of AFO circuits avoided interference with existing track circuits and simplified approach that extends into interlocking maintained by another railroad; circuit diagram.
AFO circuits protect crossing
Ry Signaling Communications
Railway Signaling and Communications ; 52 , n 6
1959
4 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
School crossing warrants protect Kansas City children
Engineering Index Backfile | 1956
|Circuits Protect Against Incorrect Power Connections
NTRS | 1992
|Crossing type obstacle crossing device and obstacle crossing method
European Patent Office | 2024
|CROSSING PREDICTION SYSTEM, CROSSING PREDICTION DEVICE, AND CROSSING PREDICTION METHOD
European Patent Office | 2025
|