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I I I I I I i I I I I I I I I I I I I II TABLE IV-B Alternative: La Plata River - Shortest Route to Durango West Item /1 Unit Units Total Cost Unit Price Diversion Structure 15 1 $10,000 $10,000 6" Dia Pipe, PVC 4" Dia Pipe ft ft 6300 $13.50 2900 $12.00 $85,100 $34,800 Pump Sta: 0.68cfs, head = 190ft 1 $27,000 $27,000 $250,000 ea Treatment Plant, 300gpm ea 1 $250,000 Right-of-Way $2,500 $12,500 ac 5 Purchase Water Rights cfs 2.7 $100,000 $270,000 $20,000 Misc. Materials % 5 Contingencies $71,000 % 10 Engineering % 6 $47,000 APPRAISAL CONSTRUCTION COST ESTIMATE $827,400 ANNUAL COST ESTIMATE Half Construction Cost @ 5% for 40 Years Half Construction Cost @ 8% for 25 Years $24,000 $39,000 TOTAL ANNUAL COST $63,000 Annual $/1000gal 1990 Estimated Costs (40000000 gal) 2010 Estimated Costs (87000000 gal) $81,900 $99,000 $2.05 $1.14 OPERATION, MAINTENANCE & REPLACEMENT COST ESTIMATE /1 Unit Item Unit Units Price Total Cost -------------------------------- ----- ------- ------------ Pipeline ft 9200 $0.25 $2,300 Pump Station S ta 1 $2,000 $2,000 Pumping Cost (1990) kw-hr 37000 $0.07 $2,600 Pumping Cost (2010) kw-hr 80000 $0.07 $5,600 Treatment Plant (1990) 1000g 40000 $0.30 $12,000 Treatment Plant (2010) 1000g 87000 $0.30 $26,100 ---------- TOTAL O,M & R ESTIMATE (1990) $18,900 TOTAL O,M & R ESTIMATE (2010) $36,000 - 19 -