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Project: SFFBG — 1444 SOUTH LINCOLN STREET, STOCKTON, CA . Log of Boring/Monitoring Well: <br /> Boring Location: 5 FEET SOUTH OF FORMER 'USTs I Project No.: 50090-011-01 SB-2 <br /> Subcontractor and Equipment: MITCHELL DRILLING CME 75HT I Logged By. LZ <br /> Sampling Method: CAL. MOD. SPLIT SPOON Monitoring Device: OVM 5808 Comments: <br /> �. Start Date/Time: 2/7/96/11005 Finish Date/Time: 2/7/96//1205 Grab Groundwater Sample <br /> Collected after Augers were <br /> First Water (bgs): NOT ENCOUNTERED Stabilized Water Level (bgs): NA pulled up. <br /> Surface Elevation: 10.2 FT. Top Casing Elevation: NA <br /> Z o E Boring Abandonment/ <br /> Zt- v LITHOLOGIC DESCRIPTION <br /> E o o 6Lo <br /> (color, groin size, consistency, moisture, other) Well Construction Details <br /> in a a W <br /> D ASPHALT/BASEROCK <br /> 1 DARK GRAYISH BROWN (10YR 4/2) GRAVELLY CLAY <br /> i� 2 (CL) fine gravel, with fine— to coarse—grained <br /> sand, very stiff, moist (15,10,0,75) <br /> � 3 <br /> 4 <br /> 6 <br /> 33 B 6, YELLOWISH BROWN (MR 5/4) CLAY, (CL) with silt, <br /> SB-2-6 trace-fine—grained sand, hard, moist (0,5,10,85) <br /> 7 <br /> 8 . <br /> F/z <br /> 9 LIGHT YELLOWISH BROWN (10YR 6/4) CLAY (CL) hard, <br /> 10 moist, magnesium oxide staining (0,0,0,100) <br /> 44 0 11 <br /> SO-2.11 <br /> 12- <br /> 13- <br /> 14— <br /> 21314 GREENISH GRAY (5BG /1) SILTY CLAY (CL) hard, <br /> 15 moist, iron�oxide staining (0,0,15,85) Grout <br /> 45 1 16 <br /> SB-2-1 B <br /> 17 <br /> 18 <br /> 19 LIGHT YELLOWISH BROWN (10YR 6/4) CLAY (CL) hard, <br /> 20 moist, iron oxide staining (0,0,0,100) <br /> SB-2-21 49 39 21 <br /> 22 <br /> m4 23 <br /> N <br /> F5 24 GREENISH GRAY (5BG 5/1) SILTY CLAY (CL) hard, <br /> 25 moist, fine—grained sand nodules (0,0,20,80) <br /> 39 38 <br /> SB-2-26 2fi <br /> 27 <br /> 28 <br /> J <br /> 9 _ <br /> �. 29 GREENISH GRAY (5G 5/1) CLAY (CL) hard, moist, <br /> 30 slight chemical odor (0,0,0,100) <br /> Reviewed By. Date: <br /> SDCOR Revised By. Date: Page of z <br />