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SOIL BORING LOG Boring No. B-2 Sheet 1 of 3 <br /> Client USA Station No.3756 Date 10/19/2006 <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 Bittinger <br /> Sample 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 /> — 1 <br /> asphalt surface <br /> ------------------------------------------------------ — ------------------------------------------------------------------------------------------------------------- <br /> 2 SP-SM SAND with SILT,fine grained,-5---1 0%silty fines,2%o fine gravel,dry <br /> ---- -- ----------------------------- --------- — -- - -- -------- <br /> ------------------------------ 3------------------- — ------------------------------------------------------------------------------------------------------------- <br /> 4 <br /> --------- -------------------------------------- ---------------------------------------- <br /> 5 <br /> --------------------------------------------------- 6— --------------------------------------------------------------------------------------------------- --------- <br /> -------- ---------------------------------------- ------------------------------------------------------------------- <br /> 7 ------------------------------------------ <br /> — <br /> -------- ---------------------------------------- — <br /> $ ------------------------------------------------------------------------------------------------------------- <br /> 9 --------------------------------------------------------------------------------- <br /> -------- ---------------------------------------- — --------------------------- <br /> 9 _ <br /> 16 100 1 0 SP SAND,fine grained_1%fines,dry,loose <br /> -------- ------------------------ -------------- — ------------------- --------------- <br /> S B2-10 25 8.45 _ 0 <br /> 1 <br /> ------------------------------------------------- — ------------------------------------------------------------------------------------------------------------ <br /> 1 2 <br /> ------------------------------------------------- 1 3— ------------------------------------------------------------------------------------------------------------- <br /> 1 4 SILT with SAND 14'-14.5',light olive-brown,- --5-10%-- -veryfine grained __ <br /> --------- <br /> -----------------------15------------------------ — -------- ---------------------------------------- ----------_ ML sand,dry.stiff <br /> S B2-14 25 8:50 60 1 5 <br /> -------- ---------------------------------------- — ------------------------------------------------------------------------------------------------------------- <br /> 28 _ SP SAND 14.5'-14.8',fine grained,1-3%fines,dry,loose <br /> ------------------------------------------------- 1 6-- — ----------------------------------------------------------------------------------------------------------- <br /> -------- ---------------------------------------- 1 7— ------------------------------------------------------------------------------------------------------------ <br /> -------- -------------------------------------- 1 8-- — ------------------------------------------------------------------------------------------------------------- <br /> 1 9 <br /> -------- ---------------------------------------- — ------------------------------------------------------------------------------------------------------------ <br /> 12 _ SP SAND,fine to medium grained,no fines,dry,loose <br /> S B2-19 1 18 8:54 90 1 1 2 01 0 <br /> Comments: <br />