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-T-W-51 <br /> L <br /> MASS BALANCE ANALYSIS <br /> Wine Cup Motor Coach Resort Wastewater Treatment Plant- <br /> Wine Cup Motorcoach Resort Wastewater Treatment Facilities <br /> 25,000 gpd @ Average Dry Weather Flow <br /> Virus inactivation rate !_99.999% <br /> Total coliform !_2.2/100 mL weekly average <br /> !_23/100 mL in last 7 days period <br /> !_240/100 mL in any 30 day period <br /> Iftw Stream(61-Backwash Water <br /> Flow <br /> 3,909 gpd <br /> Stream(7)-Backwash Wastewater <br /> Flow 3,909 gpd <br /> Mass <br /> BODS 1.4 Ib/d <br /> TSS 2.2 Ib/d <br /> Quality <br /> BODS 44 mg/L <br /> TSS 66 mg/L <br /> 2.3 Sludge Handling System <br /> 2.3.1 Flow Chart and Mass Balance Analysis <br /> FLOW CHART <br /> Solid Wasted(SW)(10) 1 mill Digested 5/1dge(DS)(10) <br /> 2.3.2 Parameter: <br /> Sludge feed concentration,TS 3% <br /> Sludge feed flow,Qs 167 gpd <br /> Sludge retention time,SRT 30 days <br /> Required aerobic digester volume 2,418 gallons <br /> No.of units 1 <br /> Water depth 5.5 R <br /> Operational volume of each tank 2,674 gallons <br /> Aeration period 16 day <br /> Total operational volume 2,674 gallons <br /> Solid loading 84 Ib VSS/1000 ft' <br /> VSS feed amount: 12 Ib VSS/day <br /> VSS reduction: 40% <br /> `r VSS destroyed in digester: 5 Ib VSS/day <br /> Oxygen Reouirements <br /> Oxygen required 2.3 Ib O,/lb VSS <br /> ~ 2.3.3 Results: <br /> Stream(201-Digested Sludge <br /> Flow 167 gpd <br /> Mass <br /> TS 30 Ib/d <br /> Quality <br /> TS 2.2% <br /> ~ Mass Balance-SWN Appendix-i-8 of 18 08/22/07 <br />