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I
<br /> Advanced BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO MW-13
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> 209 467-1006 FAX 209 467-1118 TOTAL DEPTH
<br /> ( ) t ) 126 FT.
<br /> Project PACIFIC CAR WASH Date(s) Drilled July 30, 2003
<br /> Project No AGE-NC-96-0229 Page 2 of 3
<br /> 1Sam le Blows PID Soil USCS Class and Well Well
<br /> Depth I p
<br /> ID (pet 6"} (ppm) Symbol Sod Description Completion Descnption
<br /> I
<br />' -55
<br /> Bentonite seat
<br /> 56 5 to 60 feet
<br /> -60
<br /> No 3 sand filter pack
<br /> 60 to 68 feet
<br />' - Screen
<br /> 62o 67 feet al
<br /> 6 5
<br />' -70— MW13-70 15/18/15 0 SP Brown-gray,saturated,dense,fine grain SAND, no Bentonite seal
<br /> £nes,unconsolidated,no odor 68 to 77 feet
<br />' -75 MW13-75 15/15/16 0 — —
<br /> _ _ _ 5P-SM Brown,saturated,medium dense,fine gram
<br /> SAND,90%sand/10%fines,unconsolidated,no odor
<br />' No 3 sand filter pack
<br /> 77 to 84 5 feet
<br /> -80 MW13-80 13/14/15 0 Screen interval
<br /> SP Brawn,saturated,medium dense,fine gram SAND,
<br /> less than 5%fines,unconsolidated,no FTC odor 79 to 84 feet
<br /> -85 MW13-85 11/12/14 0 —
<br /> SP-SM Brown,saturated medium dense,fine grain
<br />' SAND,90%sand/10%fines,unconsolidated,no odor
<br /> Bentonite seat
<br /> 84 5 to 93 feet
<br /> -90 MW13-90 11/12/13
<br />' NO SAMPLE no soil recovery
<br /> No '
<br /> sand filter pack
<br /> -95 SP Brown-gray,saturated,medium dense,fine to med
<br /> MW13-95 12/13/14 0 93 to 101 feet
<br /> I
<br /> grain SAND,less than 5%fines,unconsolidated,no Screen interval
<br /> odor 95 to 100 feet
<br /> -10 MW13-100 21/22/25 0 _—_—
<br /> SM Brown,saturated,medium dense,fine gram SAND
<br /> w/silt,80%sand/20%fines,no odor
<br /> -10 MW13-105 18/24/25 0 ML Gray and green,very moist,very stiff,fine sandy
<br /> SULT 60%fines/400/a sand,no odor
<br /> 0 1 Bentonite seal
<br /> _11 101 to 118 feet I
<br /> MW13-110 23/25/26 0 ML Cray and green,very moist,very stiff,fine sandy
<br /> SILT,60%fines/40%SAND,no odor
<br /> -11 MW13-115 23/25/26 0
<br /> ML Gray-green,very moist,very stiff,sandy,clayey
<br />
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