Technologies and Costs for Removal of Arsenic From Drinking Water

Table 3-3Water Model Capital Cost Breakdown forPackage Conventional Treatment (Coagulation/Filtration)Cost ComponentFilter Area (ft 2 )2 12 20 40 112 150CapitalCostCategoryExcavation and Sitework $3,500 $3,500 $4,700 $5,800 $7,000 $9,300 cManufactured Equipment $31,000 $44,900 $53,500 $111,300 $176,600 $190,500 pConcrete $1,000 $1,000 $1,500 $4,500 $5,700 $6,800 pLabor $9,900 $14,700 $17,500 $36,400 $57,800 $62,400 cPipes and Valves $4,200 $8,300 $10,400 $20,900 $29,200 $41,700 pElectrical $3,200 $4,500 $5,300 $11,100 $17,600 $19,000 pHousing* $18,600 $18,600 $23,400 $45,000 $47,500 $52,500 cSubtotal $71,400 $95,500 $116,300 $235,000 $341,400 $382,200Contingencies $10,700 $14,300 $17,400 $35,300 $51,200 $57,300 eTotal $82,100 $109,800 $133,700 $270,300 $392,600 $439,500*Housing costs are added to the total capital cost after application of the TDP cost approachTable 3-4Water Model Capital Cost Breakdown by Percentage forPackage Conventional Treatment (Coagulation/Filtration)Cost ComponentFilter Area (ft 2 )2 12 20 40 112 150AveragePercentExcavation and Sitework 4.26% 3.19% 3.52% 2.15% 1.78% 2.12% 2.84%Manufactured Equipment 37.76% 40.89% 40.01% 41.18% 44.98% 43.34% 41.36%Concrete 1.22% 0.91% 1.12% 1.66% 1.45% 1.55% 1.32%Labor 12.06% 13.39% 13.09% 13.47% 14.72% 14.20% 13.49%Pipes and Valves 5.12% 7.56% 7.78% 7.73% 7.44% 9.49% 7.52%Electrical 3.90% 4.10% 3.96% 4.11% 4.48% 4.32% 4.15%Housing* 22.66% 16.94% 17.50% 16.65% 12.10% 11.95% 16.30%Contingencies 13.03% 13.02% 13.01% 13.06% 13.04% 13.04% 13.03%Total 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00%*Housing costs are added to the total capital cost after application of the TDP cost approach3-5