Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 715
Springfied, Mass.; but to give the greatest stability to the work, thebottom was previously dredged, the piles were then driven, and cut off level considerably below thebed of the river. The spaces between the piles, and a few feet outside of them, was filled with beton,and raked off even with the… … saai Scale.—20 feet=l inch. tfohd foundations laid in. cofferdams.—There are many circumstances under which it becomes neces-sary to lay the bottom dry before commencing operations. This is done by inclosing the site of the FOUNDRY CRANE. 713
Mechanical engineering · Mechanics · Engineering
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