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' Geological Tethnics Inc. <br /> Borehole Lo <br /> g <br /> ' Project Name George's Service Borehole No. MW-7n? Page 2 of 3 <br /> 6/29/98 <br /> Project No. 425.2 Date 7/1/98 Contractor V&W Drilling <br /> ' Area & County Corner of Durham Ferry Rd and Hwy 33/ Son Joaquin Co <br /> Field Geo/Eng M. Niemi Drilling Method Hollow Stem Auger <br /> 15" a-5o' <br /> Borehole Dia.B-50=fl47ot. Depth 50' Tot. Casing Depth 8'V Casing Din. 2" Screened Interval 81.5-79 <br /> ' Filter Pack 84-77' Annular Seal 77-75' Slot Size 0.020' Grout 75-0' Water Depth +7-7- <br /> > L <br /> e n a <br /> Remarks <br /> ad n o o ; r 7 W j N C4 T Description CVM m <br /> o� to z 3 ca -6 � L4 (PPM) <br /> 30 <br /> ' Free Drill See Log for MW-2 and <br /> MW-102 for Geology <br /> ' 35 <br /> ' 40 <br /> 45 <br /> ' 50 <br /> 0755 52 CL SANDY CLAY-(2.5Y6/8), very fine 0 <br /> ' --- grained, plastic. Conductor <br /> Casing Set to <br /> 50' bgs on <br /> ' 6/29/98 <br /> 55 <br /> 0722 55 CL CLAYEY GRAVELY SAND—loose, wood 0 <br /> n from conductor casing plug, incomplete <br /> core. 7/1/98 <br /> ' 60 Notes: SAND CLAY ® Annular Seal ® Grout <br /> ' SILT, °o° GRAVEL Sample Submitted to Laboratory <br />