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.r Boring Log <br /> Boring Location: STOCKTON SAVINGS BANK - WEST CENTRAL PARKING LOT Boring Nome: SB-01 <br /> Drilling Company: SPECTRUM EXPLORATION Project Nome: 201 MAIN STREET MANTECA <br /> Drilling Method: HOLLOW-STEM AUGER Rig Type: CME-55 Project Number: 05100809 <br /> Hole Diameter: 7-INCH Driller: BOB DUVAL Dote: 3/23/97 Logged By: TANYA MEETH <br /> Ground Elevation: NM Water Depth: 17.2' (STATIC) Total Depth: 18' <br /> En <br /> Sample > ; n a� Boring o rn Sample EE <br /> Number m m I o L_ Detail .L J Description o n <br /> a U, J <br /> ASPHALT AT SURFACE <br /> 1 <br /> SILT <br /> BROWN (10YR 5/3), DRY, LOOSE, <br /> SB-0 3-5) <br /> 2 - HOMOGENEOUS, NON—PLASTIC, NO APPARENT <br /> S <br /> S —0 60 ODOR OR STAINING. <br /> 3 <br /> 4 5.6 <br /> 5 ML <br /> 6 <br /> SB-01 7 <br /> (8-10) 50 <br /> 8 <br /> 9 4.8 <br /> AS ABOVE BUT, DRY TO SLIGHTLY MOIST <br /> 1 <br /> SILTY SAND <br /> YELLOWISH BROWN (10YR 5/6), DRY, <br /> LOOSE, HOMOGENEOUS, APPROXIMATELY <br /> 65% FINE SAND, 35% SILT. FINE STRINGER OF <br /> MEDIUM SAND, <1/4--THICK AT 14'. <br /> SB-01 12 NO APPARENT ODOR OR STAINING. <br /> (13-15) 50 <br /> 1 <br /> 1 5.2 <br /> SM <br /> 15 <br /> 16 AS ABOVE BUT SATURATED. <br /> 80 <br /> 17 f v ML CLAYEY SILT <br /> LIGHT OLIVE BROWN, (2.5YR 5/3),SLIGHTLY <br /> MOIST, MEDIUM STIFF, TRACE MICA, <br /> 18 HOMOGENOUS NO APPARENT ODOR OR <br /> STAINING <br /> 19 NOTE: <br /> 1. TOTAL DEPTH 18 FEET BGS <br /> 2. HYDROPUNCH SCREENED 19 TO 23 FEET BGS <br /> 0809SB1 Page 1 of 3 <br /> V <br />