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Date StartlFinish: 11.11.09/11.12.09 Northing:2158331.1053 WeIlBoring ID: MW-6 <br /> Drilling Company: Cascade Drilling,LP Easting:6351548.4211 Client:Site ID 309075 Chevron Environmental <br /> Driller's Name: Tory Salazar Casing Elevation: 29.70 Site ID 090 Company(Chevron) <br /> Drilling Method: Hollow Stem Auger <br /> `r Auger Size: 8-inch Borehole Depth: 75 feet bgs Location: 3978 South Highway 99,Stockton, <br /> Rig Type: HSA 95 Surface Elevation: 30.49 California <br /> Sampling Method: California Modified Split Spoon <br /> Descriptions By: Brett Krehbiel <br /> r <br /> a n <br /> a m c <br /> = m -� a E <br /> Z c s w y a c Well/Boring <br /> O c Z W 0 Stratigraphic Description Construction <br /> _ ¢ a n U _ <br /> r a Lu o c m <br /> p w CO to m z a ¢ c9 <br /> 0 0 <br /> r+ Hand Auger l0 8 feet 14nch bgs. 1-locking plug <br /> Traffic rated wall <br /> box completion <br /> (0.1 foot bgs) <br /> 5 -5- <br /> Drill to 60 feet bgs.For soil stratigraphy,please refer to MW-6D. <br /> r <br /> 10 -10 <br /> Y�1 <br /> 15 -15 <br /> r <br /> 20 -20 <br /> Schedule 80 2- <br /> inch casing(0-55 <br /> feet bgs) <br /> Grout(1-51.5 <br /> feet bgs) <br /> 25 -25 <br /> r <br /> 30 -30 <br /> SII <br /> r 35 -35 <br /> U.0 <br /> 40 -40 <br /> Y-1 <br /> Remarks: HSA=Hollow Stem Auger <br /> bgs=below ground surface <br /> ARCADIS =feet <br /> Infrastructure,environment facilities <br /> r <br /> Project Number:60046908.0000 Template:G:\Aproject\ENV\CHEVRON\309075\4 Project\Boring Logs\MW-6 age:I of 2 <br /> Data File:MW-6 Date 1/4/2010 Brett Krehbiel <br /> r <br />