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PUBL �, HEALTH SERVICES ,oPaW,N <br /> _ <br /> SAN JOAQUIN COUN'T'Y _ ti <br /> JOGI KHANNA M.D.,M.P.H. <br /> Health Officer • c .. P. <br /> P.O. Box 2009 (1601 Past Hazelton Avenue) Stockton,California 95201 <br /> (209) 468-3.400 <br /> November 8, 1990 <br /> Mr. Bob Spoor <br /> Lodi Ready-Mix <br /> 851 E. Lodi Ave. <br /> Lodi, CA 95240 <br /> RE: The use of "washout" as clean '.fill <br /> Site Code: 1359 <br /> It is the understanding of Public Health Services, Environmental <br /> Health Division (PHS/EHD) , that :"washout" is comprised of sand, <br /> cement, and aggregate that accumulates in the mixers at the end of <br /> the day. This mixture is washed 'out and the cement is separated, <br /> leaving a crumbly rock and - sand blend. It is also our . <br /> understanding that this is often `�used as a base and this material <br /> meets or exceeds all compaction standards. <br /> Your request to use this washout as a source or clean fill for this <br /> tank excavation at this site is viewed as acceptable. <br /> If you have any questions, contact Steve Schneider, REHS, of my <br /> staff at (209) 468-3441. . <br /> Jogi Khanna M.D. , M.P.H. <br /> Health Of er , <br /> r A. Cotulla, REHS, ProgramManager <br /> nvironmental Health.. Division <br /> LAC/SS:nr <br /> E ' <br /> A Division of San Joaquin County Health Care Services <br />