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SOIL BORING LOG Boring No. B-1 Sheet 3 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 /> Sam le Blow Sam le Well Depth Descriptions of Materials PID <br /> Construc LITHO <br /> Type No. Count Time Recov. t. Scale COLUMN and Conditions PPM <br /> 17 SILTY CLAY with SAND 39.5'-40.6',dark yellowish brown,14%very 0 <br /> S B1-40 1915:15 100 4 1 fine grained sand,moist to damp stiff ---------------------------- <br /> --------------------------------------------------- — <br /> SILTY CLAY 40.6-41',grayish brown,moist,stiff <br /> ---------------- <br /> ----------------------------------------------------- a 2 - <br /> 4 3 <br /> -------- ---------------------------------------- 4 4 <br /> — ------------------------------------------------------------------------------------------------------------- <br /> 16 4 5 <br /> -------- --------------- --------- <br /> 19 _ SP SAND,95%fine grained sand,5%medium and coarse grained sand, <br /> S----B-1-45------24------15:-20-.---8-0 <br /> --- 4 6 d-ry,loose 0 <br /> ------ ------ --- ------ -- — --- - - _______--------------------------------------------------------------------------------- <br /> 4 7 <br /> 4 8 <br /> 4 9 <br /> 5 0 <br /> 20 <br /> _ SP SAND,fine to medium grained,3%coarse sand and fine gravel,dry, 0 <br /> S---B-1:50 <br /> - -61- <br /> - ------50 38 15:30 70 5 1 loose------------------------------------------------------------------------------------------------------ <br /> ------ ------ -------------------------- — - <br /> --------------------------------------------------- — <br /> ------------------------------------------------------------------------------------------------------------- <br /> -------------------------------- <br /> -------- <br /> ------------------------------------------------- <br /> — ------------------------------------------------------------------------------------------------------------- <br /> ------------------------------ <br /> -------- <br /> ------- ---------------------------------------- — ------------------------------------------------------------------------------------------------------------- <br /> ------------------------------------------------------ <br /> ----- <br /> -------- ---------------------------------------- — <br /> ------------------------------------------------------------------------------------------------------------- <br /> ------------------- <br /> ---------------- ------------------------------------------- --------------------------------------------------------------------------------------------- <br /> -------- --------- <br /> ----------------------------------------- — ------------------------------------------------------------------------------------------------ <br /> --------- <br /> ----------------------------------------------------- — ------------------------------------------------------------------------------------------ <br /> -------- ---------------------------------------- — <br /> ------------------------------------------------------------------------------------------------------------- <br /> Comments: total depth is 51 feet bgs. <br />