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Boring Log <br /> Boring Location: STOCKTON SAVINGS BANK - NE CORNER OF PARKING LOT Boring Nome: SB-02 <br /> Drilling Company: SPECTRUM EXPLORATION Project Nome: 201 MAIN STREET MANTECA <br /> Drilling Method: HSA Rig Type: CME-55 Project Number: 05100809 <br /> Hole Diameter: 7-INCH Driller: BOB DUVAL I Dote: 3/23/97 Logged By: TANYA MEETH <br /> Ground Elevation: NM Water Depth: 17.4' (STATIC) Total Depth: 20' <br /> Sample o ; n y Boring -°o v a Sample a <br /> Number u m° T o U_ Detail � Ln Description o <br /> Q. CD J <br /> ASPHALT AT SURFACE <br /> 1 <br /> SILT <br /> BROWN (10YR 5/3), DRY, LOOSE, <br /> 2 HOMOGENEOUS, NON-PLASTIC, NO APPARENT <br /> ODOR OR STAINING. <br /> 3 <br /> 4 <br /> SB-02 2 ML <br /> (5-5.5) 100 4 5 6.2 <br /> 4 6 <br /> 7 <br /> I t ' <br /> 8 <br /> 9 <br /> 1 4.2 <br /> SB-02 4 SILTY SAND <br /> (10-10.5) 1005 YELLOWISH BROWN, (1OYR 5/6) DRY, <br /> 6 1 LOOSE, 30-40% SILT, TRACE <br /> MEDIUM TO COARSE SAND. <br /> SM NO APPARENT ODOR OR STAINING. <br /> 12- <br /> 13- <br /> 14— <br /> CLAYEY <br /> 21314CLAYEY SILT <br /> LIGHT OLIVE BROWN, (2.5YR 5/3), SLIGHTLY <br /> 15 MOIST, MEDIUM STIFF, TRACE MICA, <br /> SB-02 7 HOMOGENEOUS, NO APPARENT ODOR OR 5.1 <br /> (15-15.5) 100 8 STAINING. <br /> 12 16 <br /> ML <br /> 17 SILT TO VERY FINE SAND <br /> GRAYISH BROWN (10 YR 5/2), SATURATED <br /> LOOSE TO FIRM, MICACEOUS, <br /> 18 — HOMOGENOUS. <br /> J• <br /> NOTE: <br /> 5 <br /> 100 g 19 1. TOTAL DEPTH 20 FEET BGS. <br /> 2 HYDROPUNCH SCREENED 19-23 FT. BGS <br /> 9 <br /> 0809SB2 Page 2 of 3 <br /> V <br />