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Geological 70echnics Inco <br /> Borehole L®g <br /> Project Name George's Service Borehole No MW-7 Page 1 of 1 <br /> Project No 42a2 Date_ 4/29/97 _ Contractor <br /> Area & County Cor-nor-of Durharn Fortyw o f <br /> Field Geo/Eng M. ,Niemi Drilling Method Hollow Stem Auger <br /> Borehole Dia 8" Tot Depth 22' Tot Casing Depth 22' Casing Dia 2" Screened Interval 22'-7' <br /> Filter Pack 72'-6' Annular Seal 6'-4' Slot Size 0 020„ Grout 4'-0' !later Depth +J-70 <br /> L " c CU c Remarks <br /> asa 0 o �_ pa :3 Q, 3 u 0 7, Descrlptlon OVM (PPM) <br /> ca°'c� U 31 UN z) c4 <br /> O <br /> 5 1451 s — = ML SILT–(2 5Y6/8), slightly plastic 0 <br /> 10 —_— <br /> s CL CLAY–(10YR4/3), very hard, only 0 <br /> a -- anough sample for geology <br /> 15 7 <br /> 9 SPIT SILTY SAND–(25Y6/4). grading to clay 0 <br /> CL in bottom 6". hard <br /> 20 <br /> 1506 3 SM SILTY SAND-(2 5Y5/6), very fine to fine 0 <br /> grained, slight silt matrix <br /> 25 <br /> 30 <br /> Notes © SAND CLAY ® Annular Seal ® Grout <br /> SILT Sammi Submitted to Laboratory <br />