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Geofo8 <br /> icaf TechOcs Inc. <br /> ............... <br /> o <br /> e . e,,::::L:.L <br /> Project Name Sinclair Trucking Borehole No. MW-1 Page 1 of <br /> Project No. 320.2 Date 6/14/95Contracton, V&W Drilling Company C57 Lic. 658786 <br /> - <br /> Area & County 3780 W. Linne Road, Tracy Drilling Method Hollow Stem Auger <br /> Field Geo/Eng T. McDonald Elevation of Measuring Point 99.60' Arbitrary Plane <br /> Tot. Dep. 2 6' Tot.Casing Dep. 2 0' Annular lar Seal 3-4'120-25' <br /> 1 Filter Pack 4-20' Grout 0-3' <br /> Borehole Dia. 8.00"Casing Dia. 2.0" Screened Interval 5-20' Slot Size 0.010" Water Level ±9.54 <br /> Location-North boring <br /> 0 <br /> U 3 0 U <br /> 6 Description Remarks <br /> A U <br /> 0 ilii <br /> ' � i3il <br /> 4 SANDY SILTw/SAND-(2.5Y5/6), very 0 ppm OVM <br /> a ML <br /> 1038 fine sand, slight clay matrix <br /> 3i <br /> 777== SANDY SILTw/SAND-(2.5Y5/6), very <br /> 38 ppm OVM <br /> 1043 IVIL <br /> fine sand, slight clay matrix <br /> 1056 2 SILTY SAND-(black), very fine grained, 130 ppm OVM <br /> SM <br /> heaving, hydrocarbon odor <br /> iii <br /> 1i i <br /> i5 <br /> 5 SAND-(5Y6/4), fine to coarse, gap <br /> SP <br /> graded, loose <br /> 16 CLAYEY SILT-(5Y6/6), very plastic <br /> 4 <br /> SILTY CLAY-(5Y6/8), firm, very <br /> 8 <br /> plastic <br /> —20 <br /> 15 ...... ML CLAYEY SILT-(5Y6/8), contains a VFG: <br /> ------ <br /> 3 sand, firm <br /> ........ ML CLAYEY SILT-as above <br /> 3 <br /> -7------ ML CLAYEY SILT-as above <br /> _7_7=7 <br /> 25 I ML CLAYEY SILT-as above <br /> — <br /> iii i <br /> iii <br /> 30 <br /> Notes: Silt M Clay MSand (SY5/6)=Munsell soil color description <br /> ==denotes sample submitted for laboratory analysis <br /> Pebbles Clayey Sand Grain size is referenced to the Modified Wentworth Scale <br /> rev 3/92 Drawn 9/27/94 <br /> It <br />