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' LITHOLOGIC LOG BORING No. BEL-4 Logged By:Jason Shipe Date Started:10/11/07 Client: PG&E Checked By:Rick McCartney Date Completed:10/11/07 Site:Balloter Substation Driller:Precision Sampling/Ernesto Northing:- Location:Linden,California Drilling Method:Hand Auger(0-5 ft)/Direct Push(5 ft-Total Depth) Easting:- Project No.:PGE-1035-400 Sampling Method:Hand Auger Buckei x 5'core barrel Elevation:- ' Sampling Interval:Continuous Boring Depth:10 Feet Page: 1 of 1 z E a t d c ? o p d F Sample I.D. m U o g c J DESCRIPTION t G w C N m aL. '. E o `u o0 v �^ o W m8 a 0 D0 3 ' 0- Aggregate base(12") GW Wet from 0.5 to 1 foot(drainage water). ' BEL-4-1.0 0 CL Lean CLAY,moderate brown,wet,very stiff,high plasticity,some 2 j gravel,no odor. Sample BEL-4-1.0 collected from 1 -1.5 feet bgs. o j At 2 feet,some fine-grained sand,slightly moist,no odor. t j At 2.5 feet,hand auger refusal on a rock(hardpan?);Geoprobe / used forfurther borehole advancement. 3 / At 3.5 feet,no fine-grained sand. ' 4- 4 CL SANDY CLAY,moderate brown,moist,stiff,high plasticity,fine-to medium-grained sand,trace fine to coarse gravel,no odor ' BEL-4-5.0 3 j Sample BEL-4-5.0 collected from 5-5.5 feet bgs. s j ' 3 j 8- 2 j .a _r1P Poorly graded GRAVEL,grayish brown,slightly moist,medium SP dense,coarse-grained,no odor. ' BEL-4-9, t --CL- 10Poorly graded SAND,dark yellowish orange,slightly moist,fine- grained,no odor. Sample BEL-4-9.5 collected from 9.5-10 feet bgs. Sandy CLAY,moderate brown,medium stiff,moist,medium- 12- 14- Notes: edium- 1214Notes:Boring completed to 10 feet bgs.Groundwater was not encountered.Borehole backfilled with neat cement from total depth to TERRA PACIFIC GROUP surface.Surface repaired to match surroundings. Environmental Engineering,Consufting,and ConstrWiici 1