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PROJECT Arco Service Station 5-2133 WELL 1 PROBEHOLE I BOREHOLE NO <br /> LOCATION 2908 West Benjamin Holt Drive, Stockton, CA /►��++ p <br /> PROJECT NUMBER 77BP 52133 06 AS-8 PAGE 2 OF 3 S IE C ® R <br /> DRILLING STARTED 2123106 COMPLETED 2123106 NORTHING(ft) EASTING(ft) <br /> . INSTALLATION STARTED 2123106 COMPLETED 2123106 LATITUDE LONGITUDE <br /> DRILLING COMPANY Cascade Drilling, Inc GROUND ELEV(ft) -- TOC ELEV(ft) — <br /> DRILLING EQUIPMENT R107 Sonic 500 INITIAL DTW(ft) 60 2123106 BOREHOLE DEPTH(ft) 65 0 <br /> STATIC DTW(ft) NE WELL DEPTH(ft) --- <br /> DRILLING METHOD Sonic WELL CASING DIAMETER(m) --- BOREHOLE DIAMETER(in) 6 <br /> SAMPLING EQUIPMENT Steel core barrel LOGGED BY T erS CHECKED BY <br /> co C v m �Z, <br /> w o y Description E Time a 2 o c o � Borehole <br /> o O to Sample ID ' m V a p Backfill <br /> 2 <br /> SM <br /> 35 35 <br /> CH FAT CLAY, CH,6LEY2 415BG dark 1200 <br /> blueish gray,fine-grained very stiff,dry, no AS-8-S- 05 <br /> odor no staining, (0,5, 95) 37 5-060223 <br /> 40 40 <br /> • <br /> 45 CH FAT CLAY, CH,GLEY2 3190G very dark 1220 45 <br /> greenish gray,very stiff, dry no odor, no 45-068223 03 <br /> staining, (0,5, 95) <br /> ML 259 <br /> SANDY SILT WITH GRAVEL, ML GLEY1 1- <br /> 2 5110Y greenish black, medium plasticity, AS-8-S- 0 <br /> moist, no odor, No organics 47-060222 3 <br /> SM SILTY SAND, SM,GLEY1 2 5/10Y <br /> greenish black medium plasticity moist, no <br /> 0 50 odor, No organics 50 <br /> c� <br /> No samples were logged or collected <br /> (X between 51 feet and 65 feet bgs due to <br /> o drilling difficulties <br /> a <br /> c� <br /> N <br /> 4 <br /> 55 55 <br /> a <br /> i� <br /> • o <br /> U <br /> Q <br /> 0 <br /> O <br /> E <br /> O <br /> LU <br /> w <br />