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II <br /> II _ <br /> Il <br /> t.; x <br /> ROSE'S ENGINEERING, GEOLOGY and ISUKPEYING INC <br /> P,+ <br /> 9070 Elk Grove Blvd. Elk Grove, CA 95624 C5 <br /> 916-686-5445 *** 916-685-8900 Fax <br /> 11 August 3 , 1998 <br /> Steven Mindt it ' <br /> Environmental Health Division I <br /> 304 East Weber Avenue <br /> Stockton CA 95202 <br /> RE: DeVille Apartments Plant Drawings <br /> Dear Mr. Mindt : �. <br /> Received your letter and pictures and in answler to your comments we <br /> have the following: II 3 <br /> 1 . We had suggested some changes on the plant and the site . How- j <br /> ever, the Class 4 operator has the plant' operating in <br /> compliance with just the addition of the" air Lift pumps . . <br /> 2 . The two pumps in the clarifier and skimmer tank are the air <br /> lift pumps for sludge removal and scum removal . These are <br /> moved around according to their need. I; <br /> 3 . We have changed the interconnector between cell 3 of #1 pond } <br /> and cell 1 of #2 pond according to existing and not the <br /> proposed design. IJ <br /> �j <br /> Proposed changes to the site on our drawings were not changed back <br /> to the existing site and the owner will do 11 these alterations in <br /> time. The changes do not affect the operation of the plant . <br /> We have rechecked the numbers on the air generators along with <br /> motor by the generators . Presently, the motor is not being used. <br /> II <br /> II <br /> Enclosed are two blueprint copies of the treatment plant . i <br /> it J <br /> Should you have any questions, please call . <br />_ II <br /> Sincerely, i! <br /> �I <br /> ROSE' S ENGINEERING-GEOLOGY & SURVEY INC. <br /> I <br /> IMer <br /> I) j <br /> MFR: j r <br /> I <br /> II <br /> � f <br /> l <br /> �i <br /> N <br />