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<br />Benefit-cost analysis ($1,000) !/ <br /> <br />Item <br /> <br />Two Forks- <br />Turkshead <br />system <br /> <br />Investment <br />Construction cost <br />Interest during const. <br /> <br />96,106 <br />4,317 <br /> <br />100,423 <br /> <br />Total investment <br /> <br />Annual costs <br />Equivalent of investment <br />OM&R <br /> <br />3,290 <br />498 <br /> <br />Total annual costs <br /> <br />3,788.0 <br /> <br />Annual benefits <br />M&I water supply <br />Power <br />Flood control <br />Fish and wildlife <br />Recreation <br /> <br />3,072.0 <br />1,058.0 <br />175.0 <br />288.5 <br />871. 0 <br /> <br />5,464.5 <br /> <br />1.44 <br /> <br />Total annual benefits <br /> <br />Benefit-cost ratio <br /> <br />Hudson <br />Reservoir <br />system <br /> <br />38,377 <br />1,1l4 <br /> <br />39,491 <br /> <br />1,294 <br />50 <br /> <br />1,344.0 <br /> <br />1,739.0 <br /> <br />151. 5 <br /> <br />1,890.5 <br />1.41 <br /> <br />Total <br />Unit <br /> <br />134,483 <br />5,431 <br /> <br />139,914 <br /> <br />4,584 <br />548 <br /> <br />5,132.0 <br /> <br />4,811.0 <br />1,058.0 <br />175.0 <br />440.0 <br />871. 0 <br /> <br />7,355.0 <br /> <br />1.43 <br /> <br />~ Based on 100 years at 3-lje percent interest <br /> <br />It should be noted that the cost of the entire unit, including the Hudson <br />Reservoir system, can be justified with benefits from the Two Forks- <br />Turkshead system alone. <br /> <br />COST ALLOCATION <br /> <br />Capital and annual costs have been allocated to the various functions <br />using the separable costs-remaining benefits method over a 100-year <br />period at an interest rate of 3-1/8 percent. The results of the <br />allocations are as follows: <br /> <br />6 <br />