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5.3 BIOSOLIDS HANDLING IMPROVEMENTS <br /> The cost estimate for each biosolids handling alternative is presented in the following <br /> sections. <br /> 5.3.1. Pump to Great River Energy (GRE) <br /> Table 5.2 presents the cost estimate for the Great River Energy Biosolids Option. <br /> As shown, the costs for this option include site piping, pumps, sludge storage <br /> upgrades, and electrical/controls. <br /> Table 5.2 <br /> Preliminary Cost Estimates for Great River Energy Biosolids Option <br /> Elk River Wastewater Treatment Facili <br /> Item Cost <br /> Site Work/Site Piping $150,000 <br /> Pumps $125,000 <br /> Sludge Storage Aeration Equipment $175,000 <br /> Electrical/Controls $90,000 <br /> Total Construction Cost $540,000 <br /> Contingency(10%) $54,000 <br /> En ineerin /Admire(15%) $81,000 <br /> Total Project Cost $675,000 <br /> 5.3.2. Heat Drying <br /> Table 5.3 presents the cost estimate for the Heat Drying Biosolids Option. As <br /> shown, the costs for this option include site piping, a new biosolids building, <br /> process equipment for dewatering and heat drying, mechanical equipment, and <br /> electrical/controls. <br /> City of Elk River—T12.104758 Page 29 <br /> Wastewater Treatment Facility Plan Prepared by Bolton&Menk,Inc. <br />