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1 Geological T e�hnics Inc. <br /> Borehole Log <br /> 1 Project Name George's Service Borehole No. Mw-7D7 Page 3 of 3 <br /> 6/29/98 <br /> Project No. 425.2 Date 7/1/98 Contractor v&w Drilling <br /> 1 Area & County Corner of Durham Ferry Rd and Hwy 33/ San Jooalln Co <br /> Field Geo/Erg_ M. Niemi Drilling Method Hollow Stem Auger <br /> is" 0-s0' <br /> Borehole Dia e" aa-eaTot. Depth 84' Tot. Casing Depth 84' Casing Dia. 2" Screened Interval 81.5-79 <br /> 1 Filter Pack 84-77' Annular Seal 77-75' Slot Size 0.020" Grout 75-0' Water Depth +/-7' <br /> C' 0 Remarks <br /> 1 E o qz = 41 E Description <br /> ow rn z° ~ ro o w 0) o u w >. OVM (PPM) <br /> H U 3ra UN cn <br /> 1 60 0739 <br /> so = CL CLAY-(2.SY6/6), very plastic, firm. 0 <br /> 1 65 0753 12 <br /> z1 __= CL SANDY CLAY-(2.5Y6/6), slight amount 0 <br /> 1 --- of very fine grained„ sand, plastic. <br /> 1 70 <br /> 0811 so SC CLAYEY SAND-(10YR6/6), very fine 0 <br /> grained, some very coarse grained <br /> 1 sand, slightly plastic. <br /> 75 <br /> 1 _ 0825 zs Sc CLAYEY SAND-(2.5Y5/6), very fine to 0 <br /> fine grained, less clay then above. <br /> 1 S0 <br /> 0846 s7 °oo°°o° GC CLAYEY SANDY GRAVEL-gravel to 10mm, 0 <br /> 1 sand is very coarse grained. <br /> 1 29 <br /> 85 0907 50 0000nao GC CLAYEY SANDY GRAVEL-gravel to 30mm, 0 <br /> sand is very coarse grained, incomplete <br /> core. <br /> 1 <br /> 90 <br /> 1 Notes: SAND CLAY ® Annular Seal ® Grout <br /> 1 SILT °°° GRAVEL Sample Submitted to Laboratory <br />