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<br />. <br /> <br />b. % developed: 90% <br /> <br />c. % sewered: 2947 sewer taps, 3347 water taps <br /> <br />d. Current population served: 10,700 <br /> <br />3. Condition or age of collection system: unknown. <br />Infiltration is significant. . <br /> <br />. <br /> <br />III. EXISTING FACILITIES .; <br /> <br />A. Major Treatment Elements: trickling filter with comminutor, <br />grit collector, flow measurement, primary clarifier, final <br />clarifier~ anaerobic digestion, sludge drying beds, and <br />chlo.rinatlon <br /> <br />. <br /> <br />B. Location <br /> <br />1. Address: 0.75 miles downstream from the 9th Street Bridge <br />2, Map co-ords: SE \, Sec. 33, T18S, R70W, 6th PM <br /> <br />. <br /> <br />C. Construction History: The sewage treatment plant was con- <br />structed in 1956 <br /> <br />D. "Hardware": <br /> <br />.i <br /> <br />primary clarifier - 1/2 hp Dorr-Oliver <br />blower for grit: 5 hp, Sutorbi1t 56C <br />Sec. #190, 5 HV size, disp1 12, sold 8-1956 <br />discharge pressure = 6.2 psi <br />raw sewage <br />(1) Chicago pump <br /> <br />(2) Chicago pump <br /> <br />(1) Chi cago pump <br /> <br />. <br /> <br />10 hp - 870 rpm, B2458-2 8x6 <br />17 psi <br />7.5 hp - 870 rpm B2456 6x5 <br />27 psi <br />10 hp @ 870 rpm B2458-1 8x6 <br />12 psi <br /> <br />. <br /> <br />sludge <br />(2) Chicago pump 5 hp - 1160 rpm B2459-1 & -2 <br />Wallace & Tiernan chlorinator - 2,000 lb. bottle ~ <br />60 lb/day .3-.5 C12 res. <br /> <br />. <br /> <br />E. Environment & Natural Hazards: The plant is located near <br />the Arkansas River and could be susceptible to flooding. <br /> <br />48 <br /> <br />. <br />