k, and by merely pulling rock as well as stone was discharged at the same time. the dumping lever, as it is called, the sides are opened rapidity with which the work is performed. In case As six men require about thirty minutes to unload and the contents Of the dumper thrown in the center' time is… … MAKING A FILL FROM STEEL OR TIMBER TRESTLES THAT ARE PERMANENTLY BURIED IN THE EARTHWORK. The above snapshots were taken as the material was dumped from the cars.
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