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BorvV No: <br /> rolacs No,. 728&02 Ata: 07 23191 <br /> eUO"° �� G+ant: Chevron U,S.A SS Na.1848 C-2 <br /> (See Plate 2) Location: 1257 Yosemite Avenue sheet 2 <br /> easy: Manteca,California <br /> t oggad by: R.S,Y. Drluer: Ba land of 2 <br /> Oasinq inetallatk n dela: <br /> Driwng mathod: Hollow Stem Auger Top of Box Blovat' Datum: <br /> Hde diameter: 8-inches <br /> .-- a Water Level <br /> a as a Time 12:40 72:00 I <br /> g T 6 e $ Dale 07/23/91 07/23/91 <br /> m r DescrlpUon <br /> sand lense at 20 ft,with saturated voids<1 millimeter; <br /> 20 increased sand content_to'Mb- <br /> 20 18 S&H -2-21. 21 <br /> 22 <br /> 23 <br /> 24 <br /> CLAYEY SILT ML - ra ish brawn 10YR 5/2,medium <br /> 25 stiff,saturated:horizontal calcareous stringers. <br /> 0,4 11 S&H -2-26. 26 <br /> 27 stiffer drillin at 27.5 tt. <br /> 28 <br /> 29 <br /> CLAYEY SAND(SC' dark ellow brown i OYR 414 <br /> madium dense,saturated:70%medium to coarse rain <br /> 30 sand;30%clay occurrin tr.r roses. <br /> 1.0 18 S&H -2-31. 31 <br /> 32 SANDY SILT ML ve, dark ra 7.5YR 3/0,stiff, <br /> moist to saturated;n.--des into fine sand at 314QCt <br /> 33 <br /> Bottom of Sorin at 31.0 ft. <br /> i <br /> 34 07/23/li1 <br /> 35 <br /> 36 <br /> 37 <br /> 38 <br /> 39 <br /> Remarks: <br /> ecsaNG NO. <br /> Log of Boring <br /> GeoStrategles Inc. C-2 <br /> CATEnensfn ani artirEa°�1E <br /> xaa au>ae�t a�n�vm rrrc 7191 <br /> 728602 �� <br />