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I02 dune 2005 <br /> AGE-NC Project No 95-0130 <br />' Page 7 of 13 <br /> of the submitted laboratory electronic deliverable format (EDF) files are Included in Appendix E <br /> A plot of laboratory analysis of SVE influent TPH-g air stream concentrations versus time is <br /> included with Appendix G The laboratory reports (CTEL Project Nos 0501109, 0502136 and <br /> 0503078) and chain of custody forms are presented in Appendix H <br />' 3 3 3 MASS CALCULATION OF RECOVERED PRODUCT <br /> The hydrocarbon mass removed during the SVE operating period was calculated using the equation <br /> M = C•Q•t <br /> where M =cumulative mass recovered (kg) <br /> C = vapor concentration (kg/m3) <br /> Q = extraction flow rate (M3/hr) <br /> t = operational period, In hours <br /> Between 22 December 2004r <br /> and OS March 2005, the SVE unit operated a total of 1,824 hours <br /> • (Table 6) The average analytical results (approximately 6,575 µg11) of the influent SVE air flow <br /> samples (Table 5), average diluted SVE influent flow rates (approximately 59 scfm, Table 6) and <br /> the operational period (1,824 hours) were used to calculate the approximate mass of extracted <br /> gasoline during this period <br /> During the first quarter 2005 operational period, the mass of hydrocarbons extracted by the SVE <br /> system was calculated to be approximately 3,210 pounds, or equivalent to a volume of 514 gallons <br /> of gasoline Added to the estimated 1,707 gallons of hydrocarbons extracted from the SVE system <br /> since 31 August 2004 (start-up), the total volume of hydrocarbons extracted to date is estimated at <br /> I 2,220 gallons (Table 7) A plot of the cumulative mass (pounds) of hydrocarbons extracted to date <br /> is included in Appendix G, the volume/mass calculations for extracted hydrocarbons are included <br /> with Appendix I <br /> I <br /> 4.0 GROUND WATER EXTRACTION-TREATMENT REMEDIATION <br /> Between 29 December 2004 and 08 March 2005, interim remediation ground water P&T system <br /> was continuously operated at the site The ground water treatment operation and maintenance <br /> procedures for the site were outlined in AGE's Interim Remediation Work Plan - May 2003, dated <br /> 21 May 2003 <br /> I <br /> • <br /> Advanced GeoEnvironmental,Inc <br /> I <br />