Handbook of construction plant, its cost and efficiency (1914)
Dana, Richard Turner, 1876-1928 · Chicago, The M. C. Clark Publishing Co. · leaf 213
as 40 seconds. Thequantity handled varied with the kind of material from 3 to 8cu. yds. extremes. On the Sacramento River, under good con-ditions, 150,000 cu. yds. per month were handle^. Monthly expenses: Maintenance and operation $2,500.00 Interest on investment at 6 per cent 400.00 Taxes and… … LADDER DREDGE. Bucket elevator dredges are known as bucket ladder dredges,chain bucket dredges or endless bucket dredges. They are usedprincipally abroad, and in the United States mainly on canalwork. They are very good where the cutting is light and alsoin finished work, for they leave a smooth…
Contractors' operations · Building
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