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EXTENT OF FORMER EXCAVATIO GP-6 GP-2 GP-3 GP-4 CPT-1 MW-1 <br /> \ \ \ SP CROSS—SECTION B—B' <br /> 5 CL 5 VIEW LOOKING WEST' <br /> LEGEND <br /> 10 _ \ /\\ \\ \ _ Tn <br /> — 10 <br /> SP SAND <br /> 77 <br /> SP <br /> 15 ML ML 15 a <br /> CL SM SILTY SAND F - <br /> 1 CL 3 N Q <br /> 20 CL 18 43.. ML ♦ ML 20 m - w <br /> 721 SC = CLAYEY SAND Z <br /> <0 <br /> 12 CL / O <br /> c� a <br /> 25 ML SM ML 25 SC/SM W CLAYEY SAND/ WU Z U <br /> ' CL CL SILTY SAND C lj U) z <br /> �I <br /> 30 103.61 MC`: 298 <0.020. . L SILT ~ <br /> �: 30 � M = c�U <br /> 988 3,030 d.0 Q <br /> ' 1.13 <D.50 <0.005cn <br /> 35 - - - - - - - - - - - - - - - - �a I <br /> CL 421.3 0.022 C - - - 35 � ML/CL - CLAYEY SILT <br /> CL 3,540 <1.0 <br /> 40 <1.2s <G.005 SP 40fol <br /> 11 CL = CLOY a <br /> S <1020, U <br /> 45 <0.005 45 <br /> BACKFILL <br /> CL CL CL LLi <br /> 50 -_:J_ 0.024 (UNCONFINED <br /> 50 <br /> 1.0� WATER LEVEL <br /> RISE) <br /> 55 <br /> 55 WATER LEVEL <br /> <0.005 - (CONFINED) o <br /> 60 :C; M S.M_ EXTENT OF o m = <br /> n <br /> ML/CL'.' CL 60 PROPOSED <br /> ML <br /> / EXCAVATION _y.y¢ 3 <br /> 65CL SCREENED c3 mm E E I <br /> CL 65 INTERVAL =.,-Z o g <br /> 70—/ 7a ANALYTICAL DATA = g g s <br /> 75 <br /> 7-1 75 I= ESTIMATED EXTENT OF PETROLEUM <br /> HYDROCARBONS IN SOIL <br /> _ (TOTAL BTEX >0.020 mg/kg; � <br /> 80— CL 80 TPH-G >1.0 mg/kg) $ <br /> ? - <br /> $5 29$ = TOTAL BTEX CONSTITUENTS 3 <br /> $5 (m9/kg) � <br /> d <br /> 90—/ a 3,030 = TPH-G (mg/kg) FIGURE <br /> 90 <0.50= MTBE (mg/kg) a <br /> 3 <br /> `. 0 10 <br /> 95 95 SCALECALEIN FEET Fl•"" <br /> 3024F12 <br />