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i <br /> • <br /> Boring Log <br /> SIRHPROJECT No. 95-122-1-3 <br /> t N�iRJti11i?gLTcJHNp_DL!=c -,=oaior, BORING No, SB1 <br /> LOGGED BY N. MADISON <br /> PROJECT NAME: GLOVER PROPERTY <br /> BORING LOCATION: 7675 W. 11TH STREET TRACY CALIFORNIA SURFACE ELEV: <br /> DRILLER: VIRONEX: CHUCK DATE STARTED: 9/24/96 DATE FINISHED: 9/24/96 <br /> SAMPLE BLOW c) L <br /> Y COUNT RFC C WC Qu w F-- SOIL DESCRIPTION o <br /> U a 0 4 N <br /> LU No. TYPE INTERVAL 0" 6" 12" (in) W (tsf) a o AND REMARKS <br /> FROM TO 6' 12" 18" <br /> 0.0 4.0 Asphalt — 2 inches <br /> SILTY CLAY, 100% fines, dark <br /> CL yellowish brown (10YR4/2) moist, low to <br /> medium plasticity. <br /> 5 I 5.0 6.0 <br /> 5.5 ----C1/L10.1 ppm <br />' 2 6.0 8.0 SILTY CLAY, 90% fines, 10% fine to <br /> 3 coarse well graded sand, olive gray <br /> 8 (5Y4/1), moist, high plasticity. <br /> ` CL ��VeMt�1149.0 10.0 10.0 14.0 <br /> 6 II SANDY CLAY, , approx 70% fines, <br /> approx 30% fine to medium poorly <br /> graded sand, light olive brown (5Y5/6), <br /> SP • • wet. <br /> CVM <br /> ppm <br /> T 'V . SAND, 100% fine to medium poorly <br /> 15 7 15.0 16.0 .4 graded sand, light olive brown (5Y5/6), <br /> 8 • 16 wet. <br /> OVM=2.1 ppm <br /> Bottom of Boring at 16.0 feet. <br /> 20 GROUNDWATER PARAMETER <br /> MEASUREMENTS: <br /> F Temp ' C: 27.8 pH: 7.14 EC: 1.41 <br /> Redox: —56.1 (adjusted to temperature) <br /> Notes: <br /> 25 1. 564 ppm on PID attached to vapor <br /> line open at 6 feet bgs. <br /> 2. Water drops in vapor line at 7 feet <br /> bgs. <br /> 30 3. Depth to water in MW—I was 7J <br /> feet. <br /> 4. Sample Numbers identified as: <br /> I — SBI 5.5 <br /> 2 - S818 <br /> 3 — SBI—V <br /> 35- 4 — SBI 9.5 <br /> 5 — SBI <br /> 6 — SB1 G GW <br /> 7 — SBI 15.5 <br /> 8 — 581 16 <br /> 40 <br /> Page 1 of 1 <br />