WSP01912 - Laserfiche WebLink

Home Browse Search

~ 1.1") 1.1") ..-t CHAPTER VI BenefitdCost Analysis SMALL DEVELOPMENT The benefit-cost ratio for the small development is estimated at 2,05 to 1 with all benefits considered and at 1,32 to 1 with considera- tion of only direct benefits, Costs of replacement storage at the Cure- canti unit were not included in the benefit-cost analysis since they are considered sunk costs and therefore not properly a factor in estimating the justification of future construction, Total benefits of the development are estimated at $683,400 annual- ly as shown below, Irrigation Fish and wildlife Recreation Total Direct benefits $256,500 129,000 ~6.200 4 1,700 Indirect and public benefi ts $241,700 241,700 Total $498,200 129,000 ~60200 6 3,400 Average annual e~uivalent costs are estimated at $334.075 as shown below, Construction cost Interest during construction Total project investment Ann~al operation, maintenance. and replacement costs Share of Colorado River Storage project costs Total Total cost $7,,019.500 49~.075 7,'57 ,575 Financial Analyses Average annual e~uivalent cost $239,835 65,040 2~,200 33 ,075 For the cost allocation and repayment analyses, the costs previous- ly estimated were increased by the costs of storage needed at the Cure- canti unit for replacement of the Uncompahgre project supply, Replace- ment costs were based on use of 2,600 acre-feet of active storage in the Curecanti unit and include $135,000 in construction costs based Oft $52 per acre-foot of capacity, $10,400 in interest during construction based on $4 per acre-foot, and $260 annually in operation. maintenance, and replacement costs based on $0,10 per acre-foot, 41