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08 October 1997 <br /> AGE-NC Project No 95-0128 <br /> Page 7 of 8 <br /> 4 Preserve soil in the brass sleeve by covering both ends with aluminum foil or Teflon-tape, <br /> capping, and sealing with tape <br /> 5 Store the samples under ice and transport the samples in a chilled ice chest to a state-certified <br /> Iaboratory for analysis <br /> 6 Screen soil sample duplicates for the presence of volatile organic compounds using an organic <br /> vapor meter equipped with photo-ionization detector (PID) pre-calibrated to isobutylene <br /> 7 Log borings in accordance with the Unified Soil Classification System <br /> 8 Selected soil samples will be analyzed for TPH-g, TPH-d, BTE&X and MTBE, TBA, DIPE, <br /> ETBE, TAME in accordance with the appropriate EPA methods <br /> 9 Transport and release selected soil samples to a state-certified laboratory for analysis for <br /> intrinsic permeability, moisture content, porosity and total organic carbon in accordance with <br /> the appropriate EPA/ASTM methods <br /> 10 Convert each soil inch boring into a soil vapor extraction well as depicted in Figure 6 <br /> 11 Store cuttings in properly labeled D O T -approved, model 17H 55-gallon drums on-site <br />. pending laboratory analysis and disposal <br /> 12 Containerize rinseate generated during drilling activities in properly labeled D 0 T -approved, <br /> model 17H 55-gallon drums, and store on-site in an area lacking access for the general public <br /> 44 SOIL VAPOR EXTRACTION/IN--SITU AIR SPARGING PILOT TEST <br /> For performance of an SVE/IAS pilot test, the following procedures will be followed <br /> 1 A portable internal combustion system will be set-up on-site and operated for a period of 8 <br /> to 10 hours to observe and evaluate the subsurface susceptibility to vapor extraction, the <br /> radius of influence vapor extraction wells and the initial hydrocarbon recovery rate <br /> 2 Parameters will be measured at regular intervals throughout the test Data will facilitate in the <br /> design of the SVE system and unil hF,,,cpd to determine fkh n,,. I' P ,,ia.,.----, n_ <br /> W Fuaiaver vi 0.uuiL1V11CU Vapor WGliJ, <br /> if required, the spacing of the wells and the selection of vapor remediation system (e g <br /> internal combustion, thermal oxidation, etc ) <br /> 3 One soil vapor extraction well will be used as the primary extraction well Other vapor wells <br /> and selected ground water monitoring wells will be used to observe the induced vacuum from <br /> extraction well <br /> 4 Four vapor samples will be collected from the extraction well during the test Samples will <br /> Advanced GeOEnvironnzentA Inc. <br />