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SOIL BORING LOG Boring No. MW-10 Sheet 1 of 4 <br /> �Client Arco Station 5469 Date 5130101 <br /> ddress 130 South Wilson Way Drilling Company: Woodward Drilling Company rig e:BW-81 <br /> Stockton CA _ Driller: Van Leonard <br /> Project No. D000-336 T Method Hollow Stem Auger hole diam.: 10" <br /> Logged By: Scott Bittin er <br /> Well Pack sand: 57 ft. to 74 ft. Well Construction casin ?VC screen: 59'-74' <br /> bent.: 54 ft. to 57 ft. casing diam.: 4" screen slot: 0.020" <br /> grout: 0 ft. to 54 _ ft. Depth to GW: 0 ft.Time/Date V ft.TimelDate <br /> sample Blow Sam le Well Depth Descriptions of Materials PID <br /> Constru LITHo <br /> Type No. Count Time Rec", ct. Scale COLUMN and Conditions PPM <br /> ASPHALT 0"-3" <br /> — 1 Road Base <br /> -------------------------------- ------- -------- — 2 ------------------------------------------------------------------------------------------------------------- <br /> 3 SILT and CLAY,brown <br /> —4 <br /> 5 <br /> ---------------------------------- ------- -------- —6 <br /> ------------------------------------------------------------------------------------------------------------ <br /> — 7 <br /> ------------------------------- ------- -------- — ---------------------------•----------------------------------------------------------------------------------- <br /> 8 <br /> 9 <br /> 1 0 <br /> 12 <br /> 5_---•MW10.11 20-- 9.10 75 1 1 ML CLAYEY SILT,brown with white caliche,dry,stiff--•-•___________________________• <br /> ----------------- <br /> 30 _ <br /> 1 2 <br /> t 3 <br /> 1 4 <br /> 1 5 <br /> 20 _ <br /> S MW10_16 30 9:16 -90-- 1 6 ML SILT,orange brown,5-8%fine grained sand,dry,very stiff- - <br /> _ - SE--- -------- — ------------ ------------------------ ------------- - °--- <br /> 35 _ <br /> 1 7 <br /> 1 $ <br /> 1 9 <br /> 2 0 <br /> Comments:#3 sand used for filter pack <br /> ��� L1e1ta. <br /> EnvFtronm�ratal <br /> Catnsultants, inc- <br />