Numerous interlocking plants built, automatic train control installed and signaling installations modernized; features of wayside train-control equipment; special controllers for shunting; typical interlocking construction; tower equipment provides for emergencies either electrical or pneumatic; modern electromechanical plants feature forced-drop locks and emergency releases; remote control of switches and signals; many crossing signals installed.
Extensive three-year construction program completed on Long Island
Ry. Signaling
Railway Signaling ; 21 , n 8
1928
5 pages
13 Figs.
Article (Journal)
English
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Staten island railway electrification completed
Engineering Index Backfile | 1925
|NTRS | 1968
Extensive interlocking at Jamaica, Long Island
Engineering Index Backfile | 1914
NTIS | 1968
Extensive bottom damage repair work completed by Scaramanga yard
Tema Archive | 1976