Handbook of construction plant, its cost and efficiency (1914)
Dana, Richard Turner, 1876-1928 · Chicago, The M. C. Clark Publishing Co. · leaf 352
ad three posi-tions, including the original. The transformers were not disturbed after being originallyconnected, as the nature of the ground permitted the selection ofa location within reach of the several positions of the winch.The power company made no extra charge for running the neces-sary… … Fig. 159. Section Through Bucket Used on Electric Drag Scraper. inside measurements were 18x18 in. and it was 12 ft. wide. Alittle experimenting was necessary at the beginning of the workto determine the correct angle at which the bail irons shouldbe set. It was found necessary to make one or two…
Contractors' operations · Building
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