John L Mathis

Railroad Photography

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UP 4237 descends Cajon Pass at MP58 on October 28, 2008.

Union Pacific SD70M 4237 eases its stack train down Cajon Pass at MP58 shortly after the previous picture was taken on October 28, 2008. The 4237 is assisted by an SD70M "flare" unit and two GE GEVO's (C45ACCTE's).

Canon 50D - 1/800sec - f/7.1- ISO 200 - EF24-105mm f/4L IS lens @ 55mm. (eff 88mm)