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fim Geologicaf Zechnittro, Inc. <br /> Borehole ' Log <br /> Project Name Lodi Ready Mix Borehole No. SB-1 Page 2 of 2 <br /> Project No. 93.1 Date 7/6/93 Contractor Osterberg and Stewart Inc. 446670 <br /> Area & County Lodi, San Joa uin Drilling Method Hollow Stem Auger <br /> Field Geo/Eng T. McDonald Elevation of Measuring Point N/A <br /> Tot. Dep. 42 ft Tot. Casing Dep. N/A annular Seal N/A Filter Pack <br /> N/A Grout 42 ft-0 <br /> Borehole Dia. 7.25" Casing Dia.N/A Screened Interval N/A Slot Size N/A Water level N/A <br /> t. <br /> � J J U � 7 �_ '• .� � � LJ <br /> F Description Remarks <br /> {l5 U'3 � U cy v x J <br /> 30 5 N Sp Sand (2.5Y7/4), fine, well sorted, 1.3 ppm OVM <br /> +a loose, oxidized root casts <br /> 30-32' <br /> v <br /> 6 N SM Silty sand (5Y6/6), very fine to •0 ppm OVM <br /> T <br /> medium with coarse grains, 50% 3 5-3 7' <br /> LO <br /> silt matrix <br /> LO <br /> COSand (2.5Y5/6), very fine to 1.3 ppm OVM <br /> 7 N 5W medium, well graded with very 40-42' <br /> coarse granules. loose <br /> LO <br /> atZ <br /> n _ <br /> � 45 v U <br /> G <br /> Z <br /> L <br /> LN <br /> J <br /> Y <br /> J <br /> Y <br /> Le <br /> Notes.• M=soil sample submitted for laboratory analysis <br /> Note: Borehole closed with 50# of granular bentonite, hydrated, <br /> then neat cement grout pumped using a tremie tube <br /> rev 3/92 <br /> Drawn 072193 <br />