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Project No.:70-03579.00 BORING NO. <br /> �1 GaAon' Client: Shell <br /> BB-46 <br /> Location: Mountain House, Neighborhood B <br /> G R O UP s E RV I c FS Logged By: P. McLaughlin/J.Adler <br /> Start Date: 5/13/2005 Start Time: 1620 Elevation:N/A <br /> LOG OF Finish Date:5/16/2005 Finish Time:0947 Boring Dia.:2.5/2" <br /> Driller: EnProb(to 10'). Gr£AI Method:Direct Push <br /> SOIL BORING <br /> Hammer Weight: N/A Drop: N/A <br /> Borehole Completion Data: Fully hydrated bentonite to 3'below grade,native soil to surface <br /> wQ x w o DESCRIPTION <br /> _J> > J Q = 2 <br /> a� 0-0a W w a <br /> Q~ aw Q o n w X00 <br /> U)? n x Q) a-- H o C�J D <br /> 1620 CLAYEY SILT <br /> dark brown,stiff <br /> 1 <br /> 2 <br /> ML <br /> 3 <br /> SANDY SILT <br /> 48 1625 brown,medium stiff,damp <br /> 4 <br /> SAND <br /> 5 greenish gray with dark gray mottling,fine-grained,loose,damp,hydrocarbon odor from 4-1/2'to <br /> 7' <br /> 6- <br /> 36 6.5 1630 <br /> 7 SP becomes brown,no stains or obvious discoloration,slight hydrocarbon or chemical odor <br /> 8 <br /> 9__ becomes light brown,no stains or discoloration,weak to no chemical odor <br /> 33 9.5 1640 <br /> 10 SANDY SILT <br /> ML dark brown,35-45%fine sand,low plasticity,compact,damp,no hydrocarbon odor <br /> 11 SILTY SAND <br /> light brown,35-45%fines,fine grained sand,low plasticity,compact,damp,no hydrocarbon odo <br /> 10835 <br /> 12 SM <br /> 13 SANDY SILT <br /> ML light brown,30-40%fine sand,low plasticity,damp,no hydrocarbon odor <br /> 14 CL SANDY CLAY-light brown,30-40%fine sand,damp,no hydrocarbon odor <br /> ML SANDY SILT-light brown,30-40%fine sand,damp,no hydrocarbon odor <br /> 15 SANDY CLAY <br /> light brown,30-40%fine sand,damp, no hydrocarbon odor <br /> 0900 <br /> 16 CL <br /> 17 SANDY SILT <br /> light brown,35-45%fine sand,low plasticity,no hydrocarbon odor <br /> 18 ML <br /> 19 SANDY CLAY <br /> 0906F///// <br /> CL light brown,30-40%fine sand,low plasticity,moist,no hydrocarbon odor <br /> Page 1 of 2 <br />