16-30 The Fishery and Wildlife Agency of reland is A considefour mutually exclusive design alterna- tives for a major salmon hatchery. This agency of the Irish government uses the following B/C ratio for decision making (EW EUAW): EW (Nct benefits EW(Capital recovcry cost) + EWO&M cost) B/C ratio Using an interest rate of 8% and a project life of 30 years, recommend which design is best. (Values in 1000s) Irish Fishery Design A B First cost Annual benefits 2200 1,500 ,000 2,500 Annual O&M costs 550 75 325 145 Annual disbenefits 350 150 75 700 Salvage value 006,000 3,500 7,500 $9500 S12,500 $14.000 $15,750