Laserfiche WebLink
1 <br /> ' LITHOLOGIC LOG BORING No. BEL-3 <br /> Logged By:Jennifer Gruda Date Started:10/11/07 Client: PG&E <br /> ' Checked By:Rick McCartney Date Completed: 10/11/07 Site:Ballots Substation <br /> Driller:Precision Sampling/Ernesto Northing:- Location:Linden,California <br /> Drilling Method:Hand Auger(0-5 ft)/Direct Push(5 ft-Total Depth) Easting:- Project No.:PGE-1035-400 <br /> Sampling Method:Hand Auger Bucket/2"x 5'core barrel Elevation:- <br /> ' Sampling Interval:Continuous Boring Depth:10 Feet Page: 1 of 1 <br /> r E <br /> n a 0 OC <br /> ' x Sample I.D. c c z _Jm <br /> 0 V o u c DESCRIPTION <br /> a .° O :E <br /> n E O� m <br /> v rn m? 'a �0 3 <br /> ' B <br /> Asphalt-concrete(2") <br /> --- <br /> _GW_ Aggregate Base(6") <br /> BEL-3-0.75 2 ,d, -? �' SN! <br /> _____________ ________ _ _________ ___ _ ------- <br /> Well graded SAND,dusky yellowish brown,loose,medium-to <br /> ' NR <br /> 0 coarse-grained,some silt,no odor.SM Sample BEL-3-0.75 collected from 0.75—1 feet bgs. <br /> z 1 No recovery <br /> SILTY SAND,dark brown,slightly moist,loose to medium dense, <br /> 4 little clay,some fine gravel,no odor. <br /> At 2 feet,trace clay. <br /> At 3 feet,becomes moderate yellowish brown,little orange brick <br /> 2 pieces(larger diameter),trace cohesiveness. <br /> ' 4 At 4 feet,some orange brick pieces(1"diameter),increase <br /> cohesiveness. <br /> 3 Becomes dark yellowish brown,medium dense,trace <br /> NR Cohesiveness. <br /> ' <br /> s No recovery-during drive,drill rod chewed up core liner and <br /> unable to remove core section from drill rod.Cut off bottom section <br /> from 7-10 feet bgs to extract for soil sampling. <br /> ' BEL-3-7.0 3 SM SILTY SAND,dark yellowish brown,slightly moist,fine-grained,no <br /> odor. <br /> e ' <br /> Sample BEL-3-7.0 collected from 7.0—7.5 feet bgs. <br /> ' 2 CL Lean CLAY,moderate yellowish brown,dry to very slightly moist, <br /> medium stiff,low plasticity some silt,no odor. <br /> GW-GC At 9 feet,core liner crushed during drive(lots of resistance). <br /> ------ - Well graded GRAVEL with CLAY,fine to coarse gravel. <br /> ' to BEL-39.5 1 CL SILTY CLAY,dark yellowish brown,very slightly moist,stiff,high <br /> 2 plasticity,little fine-grained sand,no odor. <br /> Sample BEL-3-9.5 collected from 9.5—10 feet bgs. <br /> 12- <br /> 14— <br /> Notes <br /> 274Notes:Boring completed to 10 feet bgs.Groundwater was not <br /> encountered.Borehole backfilled with neat cement from total depth to TERRA PACIFIC GROUP <br /> surface.Surface repaired to match surroundings. <br /> ' Envimnmenlet Engineanng,Consulting.are Construction <br /> 1 <br />