Laserfiche WebLink
<br />------------------- <br /> <br />TABLE 11-7 <br /> <br />AL TERNA TIVE BENEFIT/COST RATIOS <br /> <br /> Costs Benefits <br /> Present Worth Description Present Worth Description <br /> 12 of Costs 12 of Benefits Benefit/Cost <br /> of Costs . of Benefits' <br />Alternative (1997 $) (1997 $) Ratio <br /> Post Flood $0 <br />No Action $730,335 3 0.0 <br />Cleanup/Repairs <br /> Initial Constr. + Post Flood <br />Partial Detention $342,461 Annual Maint.4 $547,752 Cleanup/Repairs 1.6 <br /> A voided6 <br /> Initial Constr. + Post Flood <br />Full Detention $672,192 Annual Maint.5 $730,335 Cleanup/Repairs I.I <br /> Avoided7 <br /> <br />Notes: <br />I. Discount Rate = 7% <br />2. Project Life = 50 years <br />3. No Action Alternative Clean-Up Cost = $30,000 each year + additional $30,500 every other year + 15% administrative cost <br />4. Partial Detention Alternative Annual Maintenance Cost = $1,700 <br />5. Full Detention Alternative Annual Maintenance Cost = $2,550 <br />6. Partial Detention Alt. Annual Clean-Up Cost Benefit = 75% of No Action Alternative clean-up costs <br />7. Full Detention All. Annual Clean-Up Cost Benefit = 100% of No Action Alternative clean-up costs <br /> <br />Thl 7-BC Ratios.xls <br />1/22/98 <br />