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SOIL BORING LOG Boring No MW-8C Sheet 5 of B <br /> Client Arco station 2168 Date 801000 and 8181OR _ <br /> Address 441 W Charter Way Drilling Company Woodward Drilling Company n type BW-W <br /> Stockton,CA Driller Van Leonard <br /> &No D000-329-1 Method Hollow Stem Auger hole dram 0'-W s 16",90'-120 s 8" <br /> Logged By Steve Fischenich <br /> Sam le - Sample well c Depth LITHO Descriptions of Materials PID <br /> ConT NoTime Recov t Scale COLUMN and Conditions (P <br /> 8 1 <br /> 14 0% 8 2 SW SAND medium to coarse grained on plug <br /> 50 for 6— ---- ^--- —_ <br /> 8 3 <br /> 50 for 6" 12 50 10% a 4 <br /> 8 5 <br /> e 6 ML SANDY SILT,.ray_low plasticity,hard moist- O <br /> 8 7 <br /> 096 8 8 <br /> 8 9 <br /> D% 9 4 <br /> 9 1 <br /> 7__----- 814 75% 9 2 SNIT SAND,gray,fine to coarse grained,very dense,wet- 0 <br /> — ----- — --------------------------- ---- <br /> 14 _ <br /> 5D 9 3 <br /> 23 ---- 5096 s 4 ML CLAYEY SILT,gray,-moderate pla-icityl,hard-------------^-----_—___-_—___ 0-- <br /> --------------- ----------- ---8 ------------- — - ---------- <br /> 50 SANDY 5lLT,20 96 sand and fine grained gravel,80%sift <br /> ---- -- - ----- ------- 9 5 ----------------------------------------------------------------------------- ----- <br /> 35 30% 9 s ML SILT,gray.<5%sand,!ow elasticity hard,moist -------------_----"------,-' ------ <br /> 50 for 5" — <br /> 9 7 <br /> 25- ------ -----------3D% 9 8 ML SANDY SILT,40%fine grained sand,low plasticity,hard_moist -_- 1 1 <br /> -- ----._ _50 for 5" — ------------------------- --- <br /> s s <br /> 26 850 30% 10 o ML SANDY SILT,20%fine grained sand low plasticity,hard moist 0 <br /> Field Location of Boring Comments DnAed terminated at 90 feet bgs on August 3 to allow neat <br /> cement to cure after conductor casing installed Drilling resumed on August 8 <br /> Added 15 gallons of baste drilling mud at 90 feet bgs <br /> • <br />