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MONITORING WELL# MW-3 CONTRACTOR Woodward START DATE 7128197 <br /> JOB# COL01 001 RIG TYPE/MODEL BK81 FINISH DATE 7/28/97 <br /> CLIENT Colberg Boat Works DRILLING METHOD Hollow-stem auger BACKFILL DATE <br /> ADDRESS 858 W Fremont St, Stockton,CA BORING DIAMETER 8" TOC ELEV 10 40'msl <br /> D th Below SOIL TYPE-grading,color,moisture,density/consistency, a <br /> Ground c o Graphic %gravel,sand, fines,particle angularity,shape,size range, s <br /> Surface �'^ ao v Log odor,staining,other A <br /> inches asprialt and till <br /> 1 6 inches-5 feet silty clay,brown,moist,no odor <br /> Grout <br /> 2 <br /> 3 Bentonite - <br /> 4 2" Sch 40 <br /> PVC 5 <br /> 5 6 CL 5 feet-10 feet silty clay,dark brown, moist,slight <br /> Osand gasoline odor <br /> 2"PVC <br /> screen <br /> (00201, <br /> slot) <br /> 7 Depth to groundwater 9 6 feet bgs <br /> 10 8 CL 10 feet-I5 feet silty clay,light brown,moist,moderate <br /> 12 gasoline odor <br /> 12 <br /> 15 22 CL 15 feet-17 feet silty clay,olive green/gray,moist,strong <br /> 25 gasoline odor <br /> CL 17 feet-23 feet silty clay,brown,moist,no odor <br /> 6 <br /> 20 12 <br /> 15 <br /> 7 <br /> SM 23 feet-25 feet silty sand,light brown,moist,no odor <br /> 12 <br /> 25 17 <br /> 28 <br /> Total depth-25 feet <br /> Analytical sample '- <br /> ® Sample recovered <br /> �Q <br /> Project Manager T Landwehr MONITORING WELL MW-3 Project No <br /> S/ <br /> APEX Logged By K Broderick Colberg Boat Works COL01 001 <br /> ENV 1 R O T E C H, i N c Edited By T Landwehr 858 W Fremont Street <br /> Stockton,California <br /> CL <br />