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' Project: Van Buskirk Golf Course FacilityProject No.: AGE-NC-98-•0468 <br /> � BORING NO.: <br /> Site Address: 1740 Houston Avenue Total Depth: 21 Feet bsg B-4 (MVV-4) <br /> Stockton, California Date: 27 April 1999 <br /> ' Drilling Co.: Central Valley Drilling Logged by: Gary Dickenson Page l of l <br /> Rig/Auger Type: B-53/8" Dia. Hollow Stem Auger Reviewed by: Nuel Henderson <br /> Ly#hotog�c Descrypttcm <br /> NA <br /> 1 <br /> S - <br /> SM SILTY SAND, brown to grey,moist,medium dense,poorly <br /> 134-6.5' - 12/14/9 graded,fine sand,micaceous,weakly cemented. <br /> 1 <br /> – B4-10.5' - 41517 CL SILTY CLAY with sand,brown,moist,medium stiff,fine sand. <br /> ' 15 SANDY SILT with clay, brown,moist to wet,medium stiff, fine <br /> ML sand- <br /> 134-16.5' - 819/13 CL SILTY CLAY,brown,moist,stiff,low plasticity,fine sand. <br /> ' B-4-17.5' - 6/10/13 <br /> SC CLAYEY�! LAYEY SAND,brown,wet,dense,poorly graded,fine sand, <br /> 20— B-4-20' - 8/12/15 '/ i`>; t I8'bsg,•increase in grain size to medium sand. <br /> 6/7110 ''= <br /> t 20'bsg,decrease in grain size to fine sand. <br /> Total depth=21 feet bsg_ <br /> ' 25Note: <br /> 1)On 4/27199,install 2-inch diameter Schedule 40 PVC well <br /> casing and 0.010-inch slotted well screen. Well screen interval <br /> om 6 to 21 feet bsg. <br /> Installed filter pack with#2116 Lonestar sand from 5 to 21 feet <br /> 3 sg.Bentonite seal from 3 to 5 feet bsg. Portland neat cement <br /> ' out seal from 1 to 3 feet bsg. <br /> 35 <br /> 4 <br /> Advanced <br /> ' GeoEnvironmental, Inc. <br /> L:VIMIP-R 1B4RW 11VANBUS-1VNM.SAM 05129M 10:55AM <br />