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Drilling Log <br /> ITIT CORPORATION Monitoring Well MW-5 <br /> A Hember of the IT Group <br /> n SS# 14117 O 7-Eleven, Inc. See Site Map <br /> Project 7-Elevewner For Boring Location <br /> Location 2725 Country Club Road Stockton CA _ Proi.No. 779966 <br /> Surface Elev. Total Hole Depth 20 ft- Diameter 8 0- COMMENTS: <br /> Top of Casing Water Level initial Static @1.•00 pm 9.93 ft. <br /> Screen:Dia 2 in. Length 15 ft. Type/Size SCh 40 PVC/0.020 in. Sampler d'rect-pushed;no blow counts. <br /> Casing:Dia 2 in. Length 5 ft. Type Sch. 40 PVC <br /> Fill Material #3 Sand/bentonite Rig/Core Rhino (Marl M5T)/Splitspoon <br /> Drill Co. 6regq Orillina Method Hollow Stem Auger <br /> Driller- Rich Nesstnger Log By E_ Simonis Date 10130/01 Permit <br /> Checked By Ed Simonis License No. California R604422 <br /> C � co <br /> T ao <br /> t� Hlu L Description <br /> E 4, o a U <br /> w V a a s i u �� (Color , Texture, Structure) <br /> E 3u <br /> 0 N m x Trace°< LOX, Little LOX to 20%. Some 20% to 35%, And 35X #0 50X <br /> -2 <br /> 0 Lawn over sandy, silty CLAY. <br /> 2 cL <br /> 4 Clayey, SILT and very fine SAND' (20,40,40): mottled brown gray, <br /> o HW-5@.T abundant root casts, no hydrocarbon odor. <br /> 6 = ML Grades brown. <br /> 8 = <br /> 10 - o rn, sea C S Static 10/30/01 at 1.00 pm. <br /> Interbedded silty, fine SAND (30,70) and silty CLAY: brown-gray <br /> with rust red mottling. <br /> 12 — CL Silty CLAY (15,85): brown-gray, moist, stiff, no hydrocarbon odor. <br /> 14 ML Clayey very fine SAND and SILT (20.30,50): brown-gray. <br /> t6 = Silty CLAY (20,80):brown-gray with whitish mottles (some fuzzy <br /> CL black 6 white root castslorganic remains)_ <br /> 18 = ` Silty very fine SAND (40,60): dark green-gray, saturated, soft, no <br /> -- ML hydrocarbon odor. <br /> - 20- <br /> 22 - <br /> 24 <br /> 0 2224 - <br /> Page: I of I <br />