OCR

Two 20,000 cubic feet per minute turbo blowers supply air at low pressure to the converters. Miscellaneous Facilities - Miscellaneous facilities included the following: Lime and flux plant, power plant, approximately 13,000 square feet in area and 10, 000 k.w. capacity operating on steam turbines supplied by the smelter waste heat boilers; sixteen miles of power transmission lines; plant machine shop approximately 27, 000 square feet; hospital of 30 bed capacity; administration building; plant railroad lines; plant utility lines, sewers, water, gas and air; plant process piping; water supply system consisting of from 1, 000 foot deep wells and supply mains of approximately 6, 000 gallons per minute capacity including supply to a two thousand home townsite; railroad rolling equipment including 40 - 100 ton ore cars, three 1600 H. P. diesel electric locomotives and other rolling stock; warehouses; carpenter shop; electrical shop; laboratory; mill change house; time office and other service buildings. Main Line Railroad - The finished copper product is hauled from the casting area of the smelter to a junction with the Southern Pacific Railroad over a 30 mile main line railroad. Back haul from the junction will include mine, mill and townsite freight, plus lime and silica quarried approximately one half way between the junction and the mill area. Included in the construction is approximately 2, 000, 000 cubic yards of rock and earth excavation, one major river crossing consisting of sixteen 80 foot long deck girder spans, twenty five wooden trestles varying in height up to 60 feet, approximately 12G culverts of varying diameter and used in multiples up to fourteen feet, one railroad overpass, depot, interchange trackage, yard trackage and miscellaneous appurtenances. General Overall Job Quantities Excavation 5,500,000 cubic yards Concrete 65,000 cubic yards Railroads 45 miles Structural Steel 20,000 tons Machinery and Equipment 35,000 tons Engineering Organization Engineering was organized under two main divisions, Design Engineering and Construction Engineering, both under the direct super-vision of the Project Manager.