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<br />I <br />! <br />I <br />, <br />I <br />~ <br />~:) <br />N <br />.-I <br /> <br />-,.-. <br />.) <br /> <br />1?'~' ~) <br />rtii,:.! <br />'-',"",J <br /> <br />Pot Hook <br /> <br />Sandstone(Preliminary data) <br /> <br />Dams <br />Height (feet) <br />Crest length (feet) <br />Crest width (feet) <br />Type <br /> <br />147 <br />1,390 <br />30 <br />Rolled <br />earthfill <br /> <br />Canals <br />Length (miles) <br />Initial capacity (sec-ft) <br /> <br />39 <br />290 <br /> <br />ESTIMATED COSTS <br />Construction costs (October 1975 prices) <br />Pot Hook Dam and Reservoir <br />Sandstone Dam and Reservoir <br />Dolan Mesa Canal and laterals <br />Pot Hook Canal and laterals <br />Project drains <br />Permanent operating facilities <br />Temporary camp <br />Enlargement units land purchase and resale <br />Future year capacityl/ <br />Wildlife range improvement <br />Recreation facilities <br />Access easements <br />Stack yards <br />Less service facilities, depreciation and salvage <br />Total cost <br />Annual operation, maintenance and <br />replacement costs (1973-75 prices) <br /> <br />ECONOMIC ANALYSIS (lOO-year period at 3 1/8 percent) <br />Benefits <br /> <br />Proiect purposes <br />Irrigation <br />Fish and wildlife <br />Recreation <br />Flood control <br />Total <br /> <br />Annual equivalent costs <br /> <br />Benefit-cost ratio <br />l/Payment of a portion of the annual operation, <br />placement costs during development period. <br /> <br />128 <br />1,650 <br />30 <br />Rolled <br />earthfill <br /> <br />13 <br />80 <br /> <br />$15,000,000 <br />15,400,000 <br />7,840,000 <br />26,000,000 <br />2,350,000 <br />570,000 <br />620,000 <br />630,000 <br />238,000 <br />1,000,000 <br />430,000 <br />500,000 <br />500,000 <br />-725,000 <br />70,353,000 <br /> <br />176,000 <br /> <br />Total <br />benefits <br />$3,132,000 <br />94,000 <br />59,000 <br />31,000 <br />3,316,000 <br /> <br />2,652,006 <br /> <br />1. 25: 1 <br />maintenance and re- <br />