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Date Start/Finish: 6/17/2008 North Ing:2158416.9983 We' ging ID:MW-2 <br /> Drilling Company: Cascade Drilling,Inc. `. Easting:6351506.6034 <br /> Drlller's Name: Amador Arroyo Casing Elevation: 30.9023' Clien-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: 31.56' 3978 South Highway 99 <br /> Sampling Method: 5'Split Spoon-No Sleeves Stockton,California <br /> Descriptions By: Angela Timmons <br /> a� L <br /> m r- <br /> == a� n E <br /> Z >, d E Well/Boring <br /> d R o <br /> O o ? rn o Stratigraphic Description Construction <br /> F- > n o c U `° _ 4. <br /> . o <br /> > o <br /> r p w to m cc z a Q c� <br /> .r <br /> Steel flushmount <br /> cover <br /> Locking J-Plug <br /> r Air knife to 81"bgs. Concrete Pad(0- <br /> 0.5'bgs) <br /> Sand Drain(0.5- <br /> 1'bgs) <br /> .r <br /> 1 0-8 N/A N/A N/A N/A <br /> 5 -5- <br /> Begin logging at 10'bgs. <br /> Benonite cement <br /> (1'-60'bgs) <br /> r 2 8-10 N/A N/A N/A N/A <br /> 10 -20 <br /> Brown Silty CLAY(CL),moist. <br /> 3 10-15 5 N/A N/A 0.2 ------ <br /> 15 -25 <br /> Brown CLAY(CL),fine Sand,moist. <br /> 4 15-20 5 1 N/A N/A 1 0.0 <br /> r -- <br /> Remarks: bgs=below ground surface;N/A=Not Applicable/Available;AMSL=Above Mean Sea <br /> Q Level. OD=Outside Diameter.Odorless unless stated otherwise. <br /> w <br /> ARCADIS Northing/Easting Datum is NAD**. <br /> rr—r�xrutr cIMrvr` f nr U ..n. : Elevation Datum is NAVD"•. <br /> Project Number:B0046012.0001 Temp ate:G:\ENV\CHEVRON\Library\Log Plot\2005 Templates\ age:1 of 4 <br /> Data File:MW-2.dat Date:10/7/2008 V.Rubio <br /> w <br />