Last additions
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Track fullnet section of retarder control machine37 viewsDec 28, 2011
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Retarder control machine35 viewsDec 28, 2011
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Operator at Retarder console40 viewsDec 28, 2011
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Cars roll past yardmasters office into classification track34 viewsDec 28, 2011
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Group retarders and classification tracks37 viewsDec 28, 2011
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Wheel counter and group retarder36 viewsDec 28, 2011
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Classification track from retarder control tower37 viewsDec 28, 2011
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Car speed is measured as each cut goes through master retarder37 viewsDec 28, 2011
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Car rollability on tangent track on car weight are measured near crest of hump33 viewsDec 28, 2011
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Cars are cut near top of crest32 viewsDec 28, 2011
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Car speed is measured as each cut goes through master retarder32 viewsDec 28, 2011
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Auxiliary Exhaust Valve34 viewsDec 28, 2011
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Differential Pressure Unit31 viewsDec 28, 2011
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Differential Pressure Unit31 viewsDec 28, 2011
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Differential Pressure Unit34 viewsDec 28, 2011
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NMEA Building and General Yardmasters office31 viewsDec 28, 2011
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NMEA Building and General Yardmasters office34 viewsDec 28, 2011
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E. Conway Hump with W. Conway in background29 viewsDec 28, 2011
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Car approaching car wheel counter32 viewsDec 28, 2011
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Car wheel counter for track fullness31 viewsDec 28, 2011
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Car passing over car weighing device30 viewsDec 28, 2011
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Car weighing device30 viewsDec 28, 2011
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HS-1 valve30 viewsDec 28, 2011
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Model 31 car retarder with HS-1 valves in foreground29 viewsDec 28, 2011
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Switch machine35 viewsDec 28, 2011
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Switch machine positioned ahead of each cut29 viewsDec 28, 2011
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Trimmer signal35 viewsDec 28, 2011
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Cab signal in hump locomotive36 viewsDec 28, 2011
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Cab, hump and trimmer signal controls on automatic switching machine35 viewsDec 28, 2011
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Automatic Switching Machine35 viewsDec 28, 2011
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Automatic Switching Equipment with maintainer34 viewsDec 28, 2011
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Maintainers and computer racks31 viewsDec 28, 2011
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