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Date Start/Finish: 6/17/2008 to 6/18/2008 Northing:2158452.7736 We firing ID:MW-3 <br /> Drilling Company: Cascade Drilling,Inc. Easting:6351601.6982 <br /> Drillers Name: Amador Arroyo Casing Elevation: 29.8475' Client: Chevron Environmental Management <br /> Drilling Method: Hollow Stem Auger Company <br /> Auger Size: 8"OD Borehole Depth: 75' Location:Chevron Service Station 309075 <br /> _ Rig Type: Truck-Mounted Hollow Stem Rig Surface Elevation: 30.42' 3978 South Highway 99 <br /> Sampling Method: 5'Split Spoon-No Sleeves Stockton,California <br /> Descriptions By: Angela Timmons <br /> d Q <br /> d n <br /> Z n n E <br /> z C > w .4 n c Well/Boring <br /> O Z o m Stratigraphic Description Construction <br /> 2 Q a n > U is = c <br /> IL w E E 3 p m c <br /> wo w co cn m z a ¢ c� <br /> Steel flushmount <br /> cover <br /> Locking J-Plug <br /> Air knife to 8'1"bgs. Concrete Pad(0- <br /> '� bgs) <br /> Sand Drain(0.5- <br /> 1'bgs) <br /> wr ' <br /> r <br /> 1 0-8 N/A N/A N/A N/A <br /> 5 -5 <br /> V <br /> Begin logging at 10'bgs. <br /> Benonite cement <br /> r 2 8-10 N/A N/A N/A N/A (1'-60'bgs) <br /> 10 -10 <br /> Brown Silty CLAY(CL),moist. <br /> ..r 3 10-15 4.5 N/A N/A 0.1 -'_--- <br /> 4 15-20 4 N/A N/A 0.0 <br /> Remarks: bgs=below ground surface;N/A=Not Applicable/Available;AMSL=Above Mean Sea <br /> Level. OD=Outside Diameter;SAA=Same As Above.Odorless unless stated <br /> ARCADISotherwise. <br /> r Northing/Easting Datum is NAD**. <br /> /J"t/'a3�;r1K TS/(l- f'YS�.lP]J"R1•f'[ /.:( -:r. T <br /> Elevation Datum is NAVD**. <br /> Project Number:B0046012.0001 Template:G:\ENV\CHEVRON\Library\Log Plot\2005 Templates\ age:1 of 4 <br /> Data File:MW-3.dat Date:10/7/2008 V.Rubio <br />