Construction of sand bridge during amphibious training exercises at San Luis Obispo, California on15 March 1944.
Construction of sand bridge by bulldozers to meet pontoon bridge; during amphibious training exercises. "3-15-44. Boll. Bulldozer of the 321st Inf Regt 81st Div coming aboard LST ship during maneuvers at Avila Beach, Calif. 168-L-44-891." Army Signal Corps photograph Photographer: Boll. Morro Bay / Camp San Luis Obispo, California. 15 March 1944