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Think of the immense responsibility of making sure that: mainline and other trackage was properly constructed and maintained so that locomotives and rolling stock could be operated safely; signals were installed and maintained consistent to standards; bridges and other structures were constructed and maintained to support the weight of trains; and buildings were appropriately constructed and maintained for occupancy by Southern Pacific's personnel.

Hamlin 10 Cypress Creek DAHOT

SP 7619 leading the DAHOT at Cypress Creek, Texas on February 24, 1980.  Photo by George Hamlin.

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