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A FORMER UST p <br /> EXCAVATION N <br /> WEST EAST <br /> FORKLIFT SHOP HP-3 HP-1 <br /> AND <br /> HA-3 HA-2 HA-1 SB-1 MIRY-7 SB-8 SB-7 MW-5 <br /> o D <br /> ML `', I 1 MAINL Y <br /> MAINCL <br /> LY I FILL I CLAYEY CL <br /> CLAYEY CLAYEY I ML y SC SA ND <br /> SIL T ML ML ND <br /> ML. CLAYEY �ND CLAYEYsc, <br /> — ML I ML _ <br /> _ I — <br /> cL � +� — -- MAINL Y <br /> CL J! CLAYEY CL~ <br /> 10 MAINL Y ML 1800 1 SANDY <br /> TO GL sILTr CLAY ct <br /> CLAY NDAe SILTY 1 SILTY CL CL tO <br /> ND �CyLA CL ND CLAYEY <br /> r�9r 240 ` ML <br /> SILTY SILTY — CL CIA_YEY 640 CLAYEY a CL <br /> CL CL �— ----- —� <br /> 2700 ML ------ ---------- __ <br /> MAINLY SND sc 185 sc SM 35 ND SC MAINL Y� - <br /> - SM SAND SC <br /> SAND Z,,,, <br /> 5 1 '" -- ML-�'� Sc <br /> zo sc n/D • 570 � DsP sc z0 <br /> TPHg SOIL L _ <br /> ND LINE ��, ML ------ — <br /> sc AND SP ND CH <br /> _ -- cLn Ev a <br /> ML <br /> 30 ND 30 <br /> CLAYEY <br /> 10 ML <br /> ND <br /> CLAYEY <br /> SCALE IN FEET ?------- <br /> 40 21 VE SP <br /> 40 <br /> D SP <br /> 4 20 ---- <br /> ND -----7 <br /> LEGEND <br /> CL - <br /> GREEN CLAY ND NON DETECTABLE TPHg CONCENTRATION <br /> 240 TPHg CONCENTRATION IN MILLIGRAMS PER KILOGRAM <br /> 50 CL NOTE BASED ON RESULTS OF STOCKPILE SAMPLING (EXCELTECH 1988) 5o <br /> REFERENCES AND SAMPLING OF THE SIDEWALLS AND BOTTOM OF THE UST PIT FEET BGS <br /> (WATERWORK 1989) FILL MATERIAL 15 NOT PRESENTLY VIEWED AS IMPACTED <br /> MW-5 FROM WATERWORK 1989 GREEN CLAY <br /> 55 SB-1 — SB-7 FROM RAH 1995a CL ND <br /> FEET BGS HA-1 — HA-3 FROMRAH 1995b HARDNG LAWSON ASSOCIATES TPHg Soil Plume Cross Section A-A PLATE <br /> HP-1 — HP-3 HLA 3/98 Engineering and <br /> MWW-7 HLA 4/99 Environmental Services Tri Volley Growers — Plant T <br /> ION5 Ra"Dam D6,. sus.150 26200 Nowell Road s <br /> J (lire)764-09.1 <br /> Thornton California <br /> p DRAWN PROD C7 NUMBER aA O 'IAT1 REVISED DAT <br /> A WG 3B737 008 2 99 11/99 <br />