Handbook of construction plant, its cost and efficiency (1914)
Dana, Richard Turner, 1876-1928 · Chicago, The M. C. Clark Publishing Co. · leaf 368
crete slabs50x70 ft. square, and having a firebrick core averaging 23 ft.in diameter. There were 10,809 cu. yds. of concrete placed at acomplete labor cost as given below: Sq. ft. forms per cu. yd 7.57 Sq. ft. footing surface (no forms) 8.54 Total days work 110 Actual concreting time, days 88 Labor… … Fig. 167. The work on the hot blast stove and boiler foundations wasmassive work, including 10,064 cu. yds. of concrete placed duringthe summer at the following cost: Sq. ft. form surface, per cu. yd 9.74 Sq. ft. surtace without forms, per cu. yd 16.1 Total days work 79 Total days concreting 57…
Contractors' operations · Building
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