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Ah <br /> California onalWaterY <br /> Quality 4%Rntrol oar <br /> Central Valley Region <br /> Steven T.Butler,Chair 0 <br /> Winston H.Hickox Gray Davis <br /> Secretaryfor Sacramento Main Office Governor <br /> Environmental Internet Address: http://www.swrcb.ca.gov/-rwgcb5 <br /> Protection 3443 Routier Road,Suite A,Sacramento,California 95827-3003 <br /> Phone(916)255-3000•FAX(916)255-3015 - <br /> 27 October 2000 <br /> Mr. Kevin Basso <br /> General Manager <br /> Forward Inc. <br /> 1145 West Charger Way <br /> Stockton, CA 95206 <br /> REVIEW OF CONSTRUCTION QUALITYASCEREPORT UD-00, FORWARD <br /> LANDFILL, SAN JOAQUIN COUNTY(Case No. 2209) <br /> We have reviewed the Construction Quality Assurance Report 9WUD-00 submitted on 16 October <br /> 2000 by EMCON/OWT Solid Waste Services on your behalf. The report documents the construction <br /> and CQA procedures for new Class H Waste Management Unit (WMU)D-00. The report addresses: <br /> excavation of the WMU;preparing the subgrade; importing and mixing Ione clay with native soils to <br /> produce liner material;placing and compacting a clay liner; installing Geosynethetic clay liner on side <br /> slopes;placing high density polyethylene geomembrane to form a composite base liner; constructing a <br /> LCRS of geocomposite drainage net on the side slopes and gravel drainage blanket on the base; and <br /> placing a portion of the soil protective operations layer. <br /> EMCON/OWT Solid Waste Services reported that based on field observations and test results the <br /> construction of WMU D-00 was consistent with the construction drawings, the technical specifications, <br /> the CQA program and standard construction practices. EMCON/OWT Solid Waste Services certified <br /> that the Base Liner system meets the prescriptive standards and performance goals of Title 27,Division <br /> 2, Article 4 of the California Code of Regulations. Based on the CQA report and on supporting test <br /> results and design documents WMU D-00 is approved for waste discharge operations in accordance with <br /> the facility's waste discharge requirements. <br /> If you have any questions,please call me at(916) 255-3814. <br /> ROSS D. ATKINSON <br /> Associate Engineering Geologist <br /> cc: Mr.Robert McClellan, San Joaquin County LEA, Stockton <br /> Mr. Tim Crist, CIMWB, Sacramento. <br /> Mr. Butch Stafani, Forward Landfill Operations Manager, Stockton. <br /> Ms. Sangeeta Lewis, Lewis Engineering, Piedmont. <br /> California Environmental Protection Agency <br /> �a Recycled Paper <br />