Handbook of mechanical and electrical cost data, giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles and data relating to engineering economics (1918)
Gillette, Halbert Powers, 1869-, Dana, Richard Turner, 1876-1928, joint author · New York, McGraw-Hill · leaf 1385
Fig 21. Average depreciation of standard bucketbuckets spaced 15 inches. is permissible, as the rate of depreciation during operating hrs. iscomparatively high, and though there is a certain degree of de-preciation contracted during hours of idleness, such deterioration HEIGHT OF ELEVATOR… … 55EEET 22. Average depreciation of standard bucket elevatorsbuckets spaced 18 inches. is negligible compared to that taking place while the elevator isin actual operation — providing the equipment is not to remainidle most of the time. CONVEYORS. HOISTS, CRANES, ELEVATORS 1363 Bucket Conveyors. The…
