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Gettler-Ryan. Inc. Log of Boring 5P-5 <br /> fi.4:rfh <br /> PROJECT: Tosco (78) Service Station No. 11195 LOCATION: 1500 South Interstate 5, Lathrop, CA <br /> GR PROJECT NO. : 140193.14 CASING ELEVATION: <br /> DATE STARTED: 12/10/02 WL (tt, bgs), 15.5 DATE; 12/10/02 TIME: 15:15 <br /> DATE FINISHED: 12/10/02 WL (ft. bgs): DATE; TIME: <br /> DRILLING METHOD: 8 in. Hollow Stem Auger TOTAL DEPTH: 30 feet <br /> DRILLING COMPANY: Cascade Drilling GEOLOGIST: Andrew Smith <br /> r� o cn WELL DIAGRAM <br /> LL <br /> w a GEOLOGIC DESCRIPTION <br /> 2:;�; U1 J S U <br /> d d <br /> wv 0 a < o <br /> 0'—' m cn C7 U] <br /> SP-SM POORLY GRADED SAND WITH SILT (SP-SM) - dark brown (10YR 4/4), <br /> moist, medium dense; 90% fine sand, 10% silt. m <br /> v <br /> u <br /> 0 <br /> u <br /> 6 <br /> U <br /> 4 <br /> 4 v <br /> 12 v a <br /> -01 <br /> v ro <br /> U � <br /> y <br /> 4 x <br /> 23 <br /> CL CLAY (CL) - dark grayish brown (10YR 4/2), wet, stiff; 90-953 clay, <br /> 24 5-10% silt. _ <br /> 14 °- - <br /> v — i <br /> v, <br /> a <br /> SW WELL-GRADE❑ SAND (SW)- dark grayish brown (10YR 4/2), wet, medium <br /> dense; 95% sand, 5% silt. <br /> 23 <br /> 30 Bottom of boring at 30 feet bgs, <br /> ( = Converted to equivalent standard penetration blows/foot.) m <br /> 0 <br /> w <br /> N <br /> �k <br /> 642 315- <br /> 421 <br /> JOB NUMBER: 140193.14 Page 1 0f I <br />