Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 452
rmed, inside which the earth is removed for the foundation.In Finsterwalde, Austria, 12tubes of 8-2- diameter weresunk through 115 feet ofquicksand, in a circle ofabout 14 feet diameter, for ashaft 8-|- feet diameter. Afterthe brick lining was laid thetubes were withdrawn, a hotcirculation freeing… … 436 ENGINEERING DRAWING. a re taming-wall depends upon the height of the embankment which it mayhave to sustain, the kind of earth of which it is composed (the steeper the nat-ural slope at which the earth would stand, the less the thrust against the wall),and the comparative weight of the earth…
Mechanical drawing
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