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SOIL BORING LOG Boring No B-40 Sheet 1 of 8 <br /> Whent Arco Station 6100 Date 2/1 912 00 4 <br /> Address 25775 Patterson Pass Road Drilling Company Gregg Drilling ng type Mobile Drill B-80 <br /> Tracy CA Driller Chns <br /> Protect No U6100 Method_Mud Rotary hole dram 5" <br /> Logged By Scott Bittin er <br /> Well Pack sand 11 to ft Well Construction casing _ screen <br /> bent ft to ft casing diam screen slot <br /> grout ft to ft _ Depth to GW 0 ft Time/Date V ft Time/Date <br /> Sam to Blow Sam to Well Depth Descriptions of Materials PED <br /> Constru LITHO <br /> Type No Count Time Roem Ct. Scale COLUMN and Conditions PPM <br /> Asphalt <br /> 1 Road Base <br /> - <br /> ------ ----------------------------- ------ 2 <br /> — ----------------------- ------ ------ ---------------------------------------------------------------- <br /> 3 <br /> --------------- ---------- ---------------- --- ----------------- ------- --------------------- ---------------------- ----------------------------- <br /> --________________--- --- -------- - —4 MUCL CLAYEY-SILTISILTY-- -- CLAY(fill) greencsh black and olive brown dry— - ------- -- -- --- - - - ------ <br /> ------ <br /> - <br /> ------ ---------------- --- --------- ----- ----5 ------ <br /> — <br /> ------ -------------------------- 6------- — ---------------------- ------ ----- -------------------------------------------------------------- <br /> 7 <br /> ----------------- ------------ ------- ------- — ----------------- ------------------ ------------------------------------------------------------- <br /> 8 <br /> — <br /> ----- ----------------- ----------------- 9— - -------------------- --------------- -------------------------------------------------------------- <br /> -------- ------------- ------------ 1 0------- — <br /> - --------------- ---------- <br /> ---- --------- 1 --------------- ------ --------------------- ---------------------- -------------------------- <br /> 1 2 <br /> 3 <br /> ------- ------ ------- ---- --------- ------- 1— - -------------------- --------------- ------------------------------------------------------------- <br /> 1 4 <br /> --------------- -------------- -- ----- --- ----------------------- -------------- ------- -------- ray-16 <br /> 6-----5--dry- <br /> -----ML GLAYEY SILT 13 5-16 5',pale yellow 13 5'-16 gray i6-16 5 dry very <br /> 1 5 stiff <br /> ------ ----------------------------------------- — --------------- -------- -------------------- ------------------------- --------------------------- <br /> 5 B40-16 9 25 1 6 0 <br /> 1 7 <br /> _ SF SAND 16 5'-18 fine grained,2-3°/medwm grained sand 2-3%fines <br /> S 840-18 9 37 1 a moist medwm dense 0 <br /> - ---- <br /> --------------- ---------------- ------ -- ---------------- ----- ------------------- ------------------------------------------- --- <br /> -- 1 9 ML CLAYEY SILT hUht brownish gray with white caliche_dry_hard--------------- <br /> 2 0 <br /> Comments <br />