RRSignal.com Photo Gallery

Featuring Union Switch & Signal equipment photos
No touchups - No watermarks - Enjoy!
Fixed SQL errors - More photos coming in 2022


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Maintainers and computer racks32 views
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Maintainers and computer racks30 views
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Automatic Switching Equipment40 views
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Automatic Switching Equipment with maintainer34 views
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Automatic Switching Machine35 views
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Cab, hump and trimmer signal controls on automatic switching machine35 views
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Cab signal in hump locomotive36 views
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Trimmer signal35 views
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Switch machine positioned ahead of each cut29 views
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Switch machine34 views
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Model 31 car retarder with HS-1 valves in foreground28 views
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HS-1 valve30 views
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Car weighing device30 views
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Car passing over car weighing device30 views
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Car wheel counter for track fullness31 views
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Car approaching car wheel counter31 views
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E. Conway Hump with W. Conway in background29 views
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NMEA Building and General Yardmasters office34 views
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NMEA Building and General Yardmasters office31 views
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Differential Pressure Unit34 views
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Differential Pressure Unit31 views
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Differential Pressure Unit31 views
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Auxiliary Exhaust Valve34 views
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Car speed is measured as each cut goes through master retarder32 views
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Cars are cut near top of crest32 views
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Car rollability on tangent track on car weight are measured near crest of hump33 views
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Car speed is measured as each cut goes through master retarder37 views
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Classification track from retarder control tower37 views
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Wheel counter and group retarder35 views
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Group retarders and classification tracks37 views
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Cars roll past yardmasters office into classification track34 views
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Operator at Retarder console40 views
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