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<br />If".) <br />~ <br />~ <br /> <br />SUMMARY SHEETS (Continued) <br /> <br />COSTS <br /> <br />Project costs (April 1961 prices) <br />Rifle Gap Dam and Reservoir . . . . . . . . . . . . . <br />Silt Pumping Plant .... . . . . . .. ..... <br />Silt Pump Canal . . . . . . . .. . . . . . . . . . . . <br />Davie ditch . . . . . . . . . . . .. ....... <br />Grass Valley Canal rehabilitation . . .. ..... <br />Dry Elk Valley lateral . . . .. ......... <br />Drains .. . . . . . . . . . . . . . . . . . . . . . <br />Permanent operating facilities ... ... ... <br />Project cost (Reclamation) . . . . . . . . . . . . <br />Recreational facilities . . . . . . . . . . . . . . . <br />Project cost (Federal) . . . . . . . . . . . . . . <br />Annual operation and maintenance costs <br />(J958-60 prices) <br />Irrigation facilities . . . . . . . <br />Recreational facilities . . . . . . . . . . . . . . . <br />Total . . . . . . <br /> <br />. . <br /> <br />. . . <br /> <br />. . . <br /> <br />. . <br /> <br />. . . <br /> <br />. . . <br /> <br />. . <br /> <br />. . <br /> <br />. . <br /> <br />IRRIGATION <br /> <br />Irrigable area (acres) <br />Full service land <br />Supplemental service land <br /> <br />Class 1 Class 2 Class 3 <br /> <br />$4,770,000 <br />505,000 <br />430,000 <br />310,000 <br />75,000 <br />60,000 <br />440,000 <br />10,000 <br />6,600,000 <br />65,200 <br />6,665,200 <br /> <br />$23,900 <br />3,000 <br />26,900 <br /> <br />Total <br /> <br />172 1,033 913 2,118 <br />623 2,324 1",2 1/4 ~79 <br />795 3,357 2, 5 ~ <br />11 Includes 319 acres presently irrigated by pumping from the <br />Cactus Valley ditch and for which a full irrigation supply will be <br />provided by the project. <br /> <br />Principal agricultural production . . . . . . . . . Alfalfa, pasture, <br />and other 11 ve- <br />stock feeds; beef <br />and dairy cattle <br />and sheep. <br />Average elevation of project lands (ft. above sea level) . . . 6,000 <br />Average frost-free period (days) . . . . . . . . . . . . . .. 140 <br />Average annual consumptive use of irrigation water <br />(acre~feet per acre) . . . . . . . . . . . . . . . . . . .. 1.51 <br />Average annual diversion requirement (ac.-ft.) . . . . . . . .22,745 <br />Average annual diversion within requirement (ac.-ft.) <br />Without project, excluding pumped supply for 319 acres . <br />Project increase at heads of land areas . . . . . . . . . <br />Total <br /> <br />. . . . . . . . . . . . . . . . . . . . . . . <br /> <br />2 <br /> <br />. 9,450 <br />.12,780 <br />.22,230 <br />