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~- DESIGN CP.ITEY.IA <br />I_ • Aeration basin (continued) <br />Aeration and mixing - Mixinc provided <br />~- - <br />i separately by a radial turbine mixer, <br />~~ Lichtnin t•;odel 71Q3, 3 hp motor, Class <br />~_ F insulation, 230/?60 Vac, 3 ph, 60 Hz, <br />TEFC ~+~ith radial turbine, 56 rpm. <br />~~ Baffles provided tc prpmote mi>:ing. <br />~ Aeration by sparce air diffuser under <br />~, turbine with adjustable valve, supplied <br />by positive displacement blo~•:er cen- <br />trolled b}• time clock with 15 minute <br />intervals. Blower is Sutorbilt Model <br />3A1B, 106 cfm at 5 psi, 2500 rpm, 3.7 bhp; <br />motor is 5 hp Reliance SST, Class F in- <br />sulation, 1.15 S.F., TEFC. Blower <br />` equipped ~:ith chec}: valve, ~•:eighted <br />pressure relief valve, inlet filter- <br />~ silencer. Desicned for operation at <br />~- 7200 foot elevation. <br />!- Clarifier <br />Dimensions: 10'dia x 10'11"h (9'8" w.d.) <br />• Volume <br />~ Detention time <br />Side water death <br />Surface loading rate <br />• Weir lcadinc rate <br />r <br />Ecuipped with mechanical sludge collector <br />~-° driven by ~•,'ins:^ith gearbox and motor, <br />_ Piodel '~8'dCC'T, 1/3 l:p, 230/540 Vac, 3 ph, <br />- 60 Hz motor, TEFC, Class F insulation; <br />L 8965 in./lb output torque; overload pro- <br />tection with shear pin arrangement; op- <br />tional torcue lim.'.ter available provid- <br />~' ing motor cut out and alarm at pre- <br />` selected torcue. Sludge return by 3 <br />- inch airlift pump to aeration basin. <br />', Contains effluent launder with skimming <br />• baffle and adjustable weir, .adjustable <br />airlift skimmer; 6 inch clarifier inlet <br />.. line and stilling well. <br />Page 2 <br />9,990 gallons <br />8 hours <br />8.5 ft <br />191 gpd/ft2 <br />550 gpd/ft <br />