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Metro D Route pocket track [02]
![Metro D Route pocket track [02]](../../../../../i/upload/2024/07/15/20240715141423-2fe25243-cu_s9999x250.jpg "Metro D Route pocket track [02] (3252 visits) D Route pocket track on the Washington Metro system, showing the interlockings and the signal. This ...")
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Silver Spring pocket track
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Largo Town Center interlocking
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Metro and CSX tracks in Northeast DC
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CSX Capital Subdivision tracks
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Signal governing exit to siding in White Sulphur Springs
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Fire alarm at Trenton Park & Ride [02]
![Fire alarm at Trenton Park & Ride [02]](../../../../../i/upload/2024/07/20/20240720143325-49285516-cu_s9999x250.jpg "Fire alarm at Trenton Park & Ride [02] (2369 visits) System Sensor MA/SS-24 fire alarm horn/strobe at the Trenton Park & Ride, located adjacent to th...")
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Fire alarm at Trenton Park & Ride [01]
![Fire alarm at Trenton Park & Ride [01]](../../../../../i/upload/2024/07/20/20240720143334-b0f55a6d-cu_s9999x250.jpg "Fire alarm at Trenton Park & Ride [01] (2362 visits) System Sensor MA/SS-24 fire alarm horn/strobe at the Trenton Park & Ride, located adjacent to th...")
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Red Wheelock RSS strobe at New York Transit Museum
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Signal X-238 at East 55th Street station
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Route selector box at East 55th Street station
