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Sent by: DRB 6122919313; 05/12/97 19:09; Jcl'Fax #243;Page 28/39 <br /> <br />Landfill shall complete a Focused Feasibility Study, The Focused Feasibility Study shall <br />be submitted to City staffby June 1, 1999. <br /> <br />(05) VOC Remedial Acli0n. If necessary, the selected remedial measure for VOC <br />contaminants identified by the Feasibility Study must be constructed and operational by <br />March 1, 2001, unless good cause can be shown for a delay. <br /> <br />(09) Heavy_ Metal ConLaminant Monitoring and Assessmen[. Heavy metal contaminants <br />for surface water and groundwater must be addressed in addition to VOC contaminants. <br />Based on the need for additional monitoring~,,,"- '. 99.~ ,~,,,~-- ~ ,..,,j' ^~ to confirm exceedances <br />and identify trends, the Landfill shall {c,~adu,.-; } [~ntinu_el monitoring ~ and <br />-{q996-m~ prepare ~ evaluation 0'epo~ [reoog~] which shall be submitted with the <br />~q996~ MPCA Annual fR-epor~ [Repons], <br /> <br />(10) Heavy. Metal Contamination Feasibility Study. If heavy metal concentrations in <br />groundwater and surface water exceed regulatory standards, the Landfill will be required <br />to conduct a Feasibility Study and submit it to City staff {by Ma~ ;, |9D7} f_on schedule <br />determined by City staffl. <br /> <br />(11) Construction Quality Assurance Reports. A Construction Quality Assurance <br />(CQA) R~ort shall bc submitted to the City prior to the placement of waste on newly <br />constructed lined areas. A CQA report shall also be submitted for Landfill areas which <br />receive final cover. The report shall demonstrate that thc work is completed to the plan <br />specifications. The Report shall bc certified by an engineer registered in the State of <br />Minnesota and shall include but not be limited to: <br /> <br />(a) All relevant construction specifications; <br /> <br />(b) All shop drawings for prefabricated components; <br /> <br />(c) Photo documentation of all critical aspects of construction; <br /> <br />(d) Deflection testing results for leachate collection and transmission pipes; <br /> <br />(e) <br /> <br />Narrative description of all as-built variances from the plans and/or <br />specifications; <br /> <br />(f) As-built cross-sections of the liner subgrade; <br /> <br />(g) <br /> <br />As-built elevations for all pipe inlets and outlets and pump-on/pump-off <br />controls; <br /> <br />(h) Completed manufacturer warranties; <br /> <br />~09S79,3 7, <br /> <br /> <br />