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P <br /> a - <br /> :i <br /> CS <br /> I <br /> i <br /> R;A - VapAr probe or monitoring well location as indicated on <br /> Location <br /> Figure 1. <br /> Dof probe or screened int <br /> epth - Perforated range of well at <br /> sampling location. on a volume/volume <br /> TVH - Total volatile hydrocarbons as propane (C3H$) <br /> basis. <br /> Flow Rate - Volumetric floe: rate in cubic Feet per hour extracted at the <br /> extraction point. <br /> � a <br /> FEASIBILITY STUDY <br /> Procedures <br /> to <br /> A Performance air flow <br /> Test was conducted <br /> to <br /> etheuaverticalurand e horizori al <br /> characteristics induced by <br /> a the testing was used to assess <br /> i6 planes. Tl:einformation <br /> vaporbextractionrlfor remediation of soil at the <br /> the effectiveness <br /> subject site. rinwell to create <br /> pumped from the extraction <br /> A rigi,: vacuum line was csetevoluleoof airbwasrpumped from <br /> an extraction point. A lied vacuum was recorded <br /> A measurement of the influence of the apP a testing <br /> poin�• pre <br /> at probes and wells not used asthehedestancesonatpuwhichint urthe p <br /> The capture radii, are measured, were determined for <br /> cycle. a vacuum Pump <br /> differentials created by lanes based on the results of the testing. <br /> the lateral and vertical p <br /> Results <br /> Extraction volumes from the probes and wells f angld5from <br /> 14 toi26 cubic <br /> es of <br /> Ext Per minute (cfm) with vacuums ranging given in Table <br /> — feet P The results of the performance Test are <br /> mercury (" Hg} . ronounced. Capture radii of <br /> 2. In <br /> f- was noted in both the vertoYeal and horizontal planes. .Th� <br /> influence in the horizontal plane was m 16 <br /> et and 32 <br /> vols respectively, with extraction Volumes ranging <br /> 0 <br /> 11 feet and 2det�nt�� feet were noted at the 14reoordedeat the 28 to 30 <br /> feet below gra <br /> from 14 to 17 cfm. The maximum capture ra pus to <br /> Feet below grade interval filed up toe110tandl147tfeetfbetweenemonitoring <br /> 24 cfm. Influence was not P <br /> volumes ranging from 24 to 26 cfm. <br /> wells at extraction <br /> 3 _ <br /> 4L. <br />