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. i hq KLEINFELDER <br /> TABLE 8 <br /> SUMMARY OF TREATMENT PLANT AREA <br /> SOIL SAMPLING AND ANALYSIS PROGRAM <br /> Sampling Location Rationale Sample Depth Analytical <br /> Location finches" Parameter <br /> TP-1 66-72 (2) <br /> TP-2 Adjacent to tanks, processes in 0 to 12 1) Cu, Ni, Cn, Al, <br /> TP-3 0 to 12 1 Cr+6, Cr III, <br /> TP-4 which all COPC may have been 66-72 (2) pH <br /> TP-5 used. 66-72 (2) <br /> TP-6 66-72 (2) <br /> TP-7 Adjacent of Chrome Process Tank 66-72 (2) Cr III, c <br /> TP-8 Adjacent of Acid Tank 0 to 12 1 H <br /> TP-9 Adjacent of Cyanide Process Tank 66-72 2 Cn <br /> TP-1 Treatment Plant Discrete Sample TP-1 pH Corrosivity <br /> Cr+6 Hexavalent Chrome AI Aluminum <br /> Cr III Chromium III Cu Copper <br /> Cn Cyanide Ni Nickel <br /> (1) Subsurface samples will be collected at 42 to 48 and 108 to 112 inches bgs and will be held <br /> pending shallow soil sampling results. <br /> (2) Subsurface samples will be collected at 108 to 112 inches bgs and will be held pending shallow <br /> soil sampling results <br /> TABLE 9 <br /> SAMPLE CONTAINERS, PRESERVATIVES, AND HOLDING TIMES <br /> Analyte Sampling Method Method Container Preservative Holding <br /> Time <br /> Metals Stainless Steel <br /> Pushprobe/Manual EPA 6010 <br /> (Cr III, Ni, Sleeve/ 4° C 180 days <br /> Cu, AI Drive Sampler Series Acetate Liner <br /> Pushprobe/Manual EPA Stainless Steel <br /> Cn Drive Sampler Method Sleeve/ 4° C 14 Days <br /> 9010A Acetate Liner <br /> Pushprobe/Manual APHA/EPA Stainless Steel <br /> pH Drive Sampler Method Sleeve/ 4° C Immediately <br /> 9045 Acetate Liner <br /> +s Pushprobe/Manual EPA Stainless Steel <br /> Cr Drive Sampler Method sleeve/ 4° C 24 Hours <br /> 7199 Acetate Liner <br /> Abbreviations (As soluble chrome DI water) <br /> pH Corrosivity Cr+6 Hexavalent Chrome <br /> AI Aluminum Cr III Chromium III <br /> Cu Copper Cn Total Cyanide <br /> Ni Nickel <br /> 57252.T02/ST05R999/DH:Iv Page 22 of 29 <br /> ©2005 Kleinfelder, Inc. September 1, 2005 <br />