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Z � <br /> ALTON GEOSCIENCE PROJECT NO as-nntp DATE DRILLED 3-24-92 <br /> BORING <br /> LOG OF EXPLORATORY ��•z, CLIENT Caltrans No <br /> BORING ■ LOCATION 1604 South B Street.-Stockton, Californta SB-2 Mv LOGGED BY M Taylor APPROVED BY <br /> Page 1 of 2 <br /> FIELD SKETCH OF BORING LOCATION <br /> DRILLING METHOD Hollow Stem Auger HOLE DIAM 6' <br /> SEE FIGURE 2 SAMPLER TYPE -SpIrlispoon <br /> CASING DATA N/A <br /> TOP OF CASING ELEVATION WA DRILLER Westex <br /> _ o DEPTH TO WATER _gg <br /> °- }– E U = U ua DATE 3/24/92 <br /> :4 <br /> Q a n~. c U O TIME 335 PM <br /> CO a o � U D a DESCRIPTION <br /> 0 <br /> ASPHALT 4" <br /> 2 . <br /> Y < <br /> SL <? <br /> 17,34,38 0 6 SILTY SAND brown, moist, very dense <br /> 8 e Yir��A <br /> , SM <br /> { a c <br /> 17,35,50 0 10 <br /> for 4' <br /> 12 Asx SILTY SAND brown, dry, very dense <br /> 14 � <br /> 21,47,50 p j"�J� --------------_..—..,-.........,.......,,. ----- <br /> tor 1' 16 ki r SIP J� <br /> SAND brown, moist, very dense, poorly-graded fine-grained <br /> �rvr s <br /> 18 = sand <br /> 20,20,16 p <br /> 20 <br /> t --- -------------- _...-._ —..`---- <br /> 16M- <br /> 22SANDY CLAY gray-brown, moist, hard <br /> xF ;¢ ML <br /> 24 A ` <br /> 8,8,15 pk ----------------------- <br /> 26 CLAYEY SAND gray, moist, medium dense <br /> icy Yf <br /> ytry <br /> 28 <br /> s¢T` CLAYEY SAND with fine gravel brown, moist, medium dense <br /> 15,25,34 p 30 ;{ SC <br /> A <br /> 32 � <br /> 34 <br /> 5,9,11 0 >{ {�� <br /> 36 SILTY SAND brown, moist, medium dense <br /> f >Y <br />