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SOIL BORING LOG Boring No. B-1 Sheet 2 of 3 <br /> Client USA Station No.3756 Date 10/18/2006 <br /> Address 13975 Highway 88 Driller Mitchell Drilling Environmental rig type:CME 75 <br /> Lockeford,CA Drilling Foreman Ed Mitchell Jr. <br /> Project No. 2007-3756-01 Method hollow stem auger hole diam.: 8" <br /> Logged By: Scott Bittin er <br /> Sample Blow Sample Well Depth Descriptions of Materials PID <br /> Construc LITHO <br /> -Type I No. Count Time Recov. t. Scale COLUMN and Conditions PPM <br /> g _ SP SAND,fine to medium grained,no fines,dry,loose 0 <br /> S 61-20 10 14:40 90 2 1 <br /> --------------------------------------------------------------------------------------------------------------- <br /> --------------------------------------------------- <br /> --------- <br /> ---------------------------------------- — <br /> 2 2 <br /> -------- ---------------------------------------- 2 3— ------------------------------------------------------------------------------------------------------------- <br /> -------- ----------------------------------------- 2 4— -------------------------------------------------------------------------------------------------------------- <br /> 10 2 5 <br /> 12 _ SP SAND,fine to medium grained,no fines,dry,loose 0 <br /> S B1-25 13 14:48 2 6 <br /> -------- -----------------------14:48 <br /> ---95------ — -------------------------------------------------------------------------------------------------------------- <br /> 2 7 <br /> 2 8 <br /> -------- ---------------------------------------- 2 9— -------------------------------------------------------------------------------------------------------------- <br /> 12 3 0 SP SAND 29.5'_29.8',medium grained_5%fines_dry <br /> -------- ------------------- ------------------- — -- - - ----------------- <br /> 14 _ L SILT 29.8'-30.5',dark yellowish brown,dry,stiff 0 <br /> S 6 - ---- <br /> 1-30 18 14:55 100 3 1 CLAYEY SILT 30 5'_31'_olive gray,dry,stiff _________________________________________ <br /> -------- ------ --------------------------- — - - <br /> -------- ---------------------------------------- 3 2— -------------------------------------------------------------------------------------------------------------- <br /> -------- ----------------------------------------- 3 3— -------------------------------------------------------------------------------------------------------------- <br /> 3 4 <br /> ------------------------------------------------------ — <br /> 15 3 5 ML CLAYEY SILT 34.5'-35',olive gray with iron oxide stains,dry,stiff <br /> ------------------------------------------------------ — - - - -- - -- ---------- <br /> 29 _ <br /> S B1-35 30 15:03 70 3 6 SM SILTY SAND 35'_35.5':85%o very fine grained sand_ 15%o silty fines_ ______ 0 <br /> ------------------------------------------------------ — ------- ----- - --- <br /> dry,dense <br /> -------- --------------------------------------- 3 7 ----------------------------------------------------------------------------------------------------------- <br /> - — <br /> 3 8 -- -------------------------------------------------------------------------------------------------------------- <br /> 3 9 ------------------------------------------------------------------------------------------------------------ <br /> 13 4 01 CL <br /> Comments: <br />