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SOIL BORING LOG Boring No B-36 Sheet I of 7 <br /> Mont Arco#6100 Date 915101 — - — - <br /> Address 25775 Patterson Pass Road Drilling Company_Western Strata Exploration rig type Mobile Drill B-61 <br /> Tracy CA Driller Gordon Jensen <br /> Project No D000 340 01 Method Mud Rotary hole diam 55 _ <br /> Logged By Scott Bittinger <br /> Well Pack sand ft to ft Well Construction casing screen <br /> bent ft to ft casing dram screen slot <br /> -grout ft to ft Depth to GW V ft TimelDate V ft Time/Date <br /> Sam le stow Sam le well Depth Descriptions of Materials PID <br /> Constru LITHO <br /> TVDe No Count Time Recov ct Stale COLUMN and Conditions PPM <br /> ASPHALT <br /> 1 ROAD BASE <br /> — <br /> ---- --- ----- ----------- 2------- ------- — - ------------- ------ ------------------------------------------------------------------------ <br /> 3 CL SILTY CLAY ium <br /> ----- -------- ---- ----- --------------- — - --------------olive--- gray-green--- ------moist- ----med-----------stiff----------------------------------------------- <br /> 4 <br /> — <br /> ------ -- ------ ------------ ----- ------ -- 5 - --- - <br /> 6 <br /> -------------- -- -- -- -------------- 7 <br /> -- -- ---------------------- -- ----- ------------------------------------------------------------- <br /> -8 <br /> ' ---- -------------- — ----------------------------------- ------ ----------------------------------------------------- <br /> ----- -------- --- ---- ---- <br /> --- ---------- <br /> _----- 9 ML CLAYEY SILT light brown trace Oran a mottles d ve hard <br /> 1 0 <br /> 1 1 <br /> 1 2 <br /> 1 3 <br /> 1 4 <br /> 1 5 174 <br /> 1 6 <br /> 1 7 <br /> ___ 1 8 <br /> ML SANDY SILT,light brown 15-30%fine grained sand dry very hard <br /> is <br /> S B36-20 10 151 1 2 SM SILTY SAND 19 5-20 4 70-75%fine to coarse grained sand 25-30% <br /> Comments <br /> //- [�e1ta <br /> Environmental <br /> Consaaltants, iinc_ <br />