Two applications of dragging equipment detectors made by Missouri Pacific Railroad on double track main line between St. Louis and Jefferson City; detectors installed on each of two tracks in either direction of approach to two single track bridges; equipment designed to prevent double track main line tie-ups.
Drag detectors protect bridges
Ry Signaling
Railway Signaling ; 32 , n 6
1939
3 pages
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1936
Engineering Index Backfile | 1936
Methodology to Protect or Rehabilitate Concrete Bridges
British Library Conference Proceedings | 1994
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