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Parametrik <br />Scope of Work <br />• Site visit to assess borrow soil at the transfer station site that is under construction for use <br />as LPL cover soil <br />• Review of the soil test results from the biosolids and borrow soils from the transfer station <br />site <br />• Mass balance to determine an approximate ratio for soils from transfer station and biosolids <br />• Research and working with the client on how to handle permitting for using biosolids in the <br />cover soil for the LPL closure system <br />The last items in this task that need to be completed are: <br />• Prepare a letter outlining the biosolids to soil ratio calculations that were completed <br />• Review HWA's Soil Assessment Report <br />Deliverable <br />• Letter outlining the calculations that were performed to determine biosolids to borrow soil <br />ratio needed to create appropriate topsoil mix for the LPL cover system. <br />eSRk 0'q <br />P`�-zsa �ORcsec ) <br />This task has been completed and will be closed. <br />This task has been completed and will be closed. <br />Additional work to be added to this task includes: <br />Based upon initial review of the LPL as part of the NOC application with Department of Ecology, a <br />Tier 2 analysis of landfill gas generation from the LPL will be required. This work is being included <br />under Task 11 of this scope. The results from Task 11 will be utilized to modify the NOC application. <br />Modification and resubmission of the NOC application will be performed under this task with no <br />additional budget allotment requested. <br />Kittitas County Solid Waste 553-1763-010 <br />Ryegrass LPL and Future Uses 3 June 2024 <br />Amendment 02 <br />