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k" KLEIN FELDER <br /> i <br /> { After approximately one hour of ventilation, a soil gas sample will be taken and analyzed for <br /> i TPH, BTEX, and DCA (see Section 4.3.3 for protocol). In addition, the PID will be utilized to <br /> measure semi-quantitative concentrations at the vent well and system outlet on an hourly basis <br /> during the test. The sampling protocol is described in Section 4.3.3. <br /> I� <br /> i <br /> 12280/2002R476 Page 15 of 26 <br /> Copyright 2002 Kleinfelder,Inc. May l7,2002 <br />