WW2 USArmy Railroad Battalion Training

A film about training of 725th Railroad Operating Battalion personnel at Camp Claiborne in Louisiana. A train on the roll. Officers at a desk as they plan for a mock attack on a railroad train to impart practical training to 725th Railroad Operating Battalion personnel. Security guards aboard the train as they fire at attacking airplanes. Air attack causes damage to railroad track. Personnel inspect the damaged track. Caboose being informed about the damage. Security guards move to vantage points to provide a protection cover during repairing work. A signal man goes up a pole to make connection to an open telephone line. He makes a call to a dispatcher and the First Sergeant. The First Sergeant blows a whistle and repair parties load onto trucks. Others load onto railroad motor cars. A sign reads '725th Ry. Opn. Bn.'. The repair parties in trucks arrive at the site of the attack and equipment being unloaded. Broken tyres being removed. Another repair crew arrives. Rails being put in place and angle bar being used to tighten the bolts. A train rolls on the tracks. Guards on duty aboard the train.
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Could these guys be activated to work on Lobato???