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Drilling Log <br /> FLUOR DANIEL GTI Monitoring Well MW-1A <br /> *Proiect Southland/#1733.1 Stockton Owner The Sorithland Cor oiatroo See Site Map <br /> Location 4501 N Pee shlnq Ave Stockfon C,1Prol No 072070 0-+96 For Boring Location <br /> Surface Elev Total Hole Depth 40 tt Diameter 8,n C01WNErvTS <br /> Top of Casing Water Level Initial 2 tt Static <br /> Screen Dia 2 in Length 2 ft Type/Size Sched 40 PVC/0020 in well Ins tailed 11/25/97 <br /> Casing Dia 2 f Length 38 tt Type Sched 40 PVC <br /> Fill Material #3 Sand Rig/Core CME-75/2 OD Spltt S2000 Sample <br /> Drill Co Twlnmq Drilling Method Hollow Sten; Auger _ <br /> Driller neo Praet Log By David Bean pate 0912- 797 Permit # <br /> Checked By Ed SiMOnrs License No R&f442^ <br /> C <br /> L^ <br /> o °i `-' Description <br /> O.: <br /> :f <br /> — a� d y t� <br /> � m2 41 ,.,CL Q V v ap U <br /> (D_ X C a E s m M to (Color, Texture, Structure) <br /> 0 cc <br /> 0 U) x Trace < 10%, Little t0% to 20%. Some 20% to 35%. And 35% to SO% <br /> -2 <br /> nsP Asphalt over base course <br /> < GM <br /> 2 < Sandy Clayey SILT (15,15,70) Orange brown slightly moist, no <br /> < < hydrocarbon odor <br /> 4 < < <br /> 322 <br /> 5 <br /> c < ML <br /> 0 <br /> s ` <br /> 8 <br /> (grades to Clayey Sandy SILT 15,25,60) <br /> < < 10 <br /> 10 11 <br /> < < I 17 <br /> ML <br /> 12 < <br /> 14 < < <br /> < < - Clayey SILT (10,90) Brown with light gray patches, slightly moist, <br /> 165 - slight hydrocarbon odor <br /> < < s <br /> 12 <br /> < < 13 14 <br /> 16 < < 5 (grades Clayey Sandy SILT (10 10 80) with light brown calcareous <br /> 9 patches) <br /> 32 14 <br /> < < 9 ML <br /> 4 <br /> 20 < < 3 <br /> ao 15 (Silt with slight variations In clay and sand content, moist, <br /> < < 2 increasing hydrocarbon odor) <br /> 3 <br /> 22 < < 3 (grades more sandy) <br /> 90 4 <br /> ` < 7 Groundwater encountered, 09/24/97 <br /> iso 7 <br /> 24 2 Clayey Sandy SILT (10,40,50) Brown with lighter calcareous <br /> Patches, moderate to strong hydrocarbon odor <br /> 01/06/1998 1 thlog-June 96 Page I of 2 <br />