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' valentine(Castle Motors) Boring Dia 8"
<br /> 2315 N EI Dorado LOG OF BORING MW-7 Tot Depth 955,
<br /> • Stockton,CA (Page 2 of 3) Casing Depth 89'
<br /> Project No 723 2 Casing Dia MCT
<br /> Date i 1120 2t/03 Screen Interval 39 59,78 89
<br /> Drilling Method HSA Slot Size MCT
<br /> (rCp(Og1Cdl Driller V&W Drilling Filter Pack SEE LOG
<br /> TeCknlcs Logged By J Angulo Annular Seal SEE LOG
<br /> Grout 0-27
<br /> Water Depth +/_365
<br /> Well MW-7
<br /> o OVM Elev
<br /> Depth Lab Time
<br /> in DESCRIPTION ¢ U (ppm)
<br /> Sample o M rn
<br /> Feet m C7 =>
<br /> 35 4 SANDY SILT-brawn to olive grey,wet,soft,some ML
<br /> 10 03 13 1l8-114"of sand layers,iron oxide staining(-20%),no SP
<br /> 1023 odor SM SAND PACK
<br /> SAND-coarse,dark brown,wet,loose,no odor SW SCREEN
<br /> SILTY SAND-olive grey,wet,dense,of-f sand grains,
<br /> 40 iron oxide staining(--10%),no odor SW
<br /> X SAND-fine to v coarse, brown, wet loose,pebbles to
<br /> 5mm,no odor
<br /> SAND-fine to v coarse, grey,wet, loose pebbles to 20
<br /> mm, no odor,with grey,2-4"silt layers, iron oxide staining
<br /> (<5%)
<br /> 45 SANDY CLAY grey,stiff,sl moist,CaCO3(?)veins& SW
<br /> nodules
<br /> SAND-(heaving sands,no sample recovery) SEAL
<br /> ' 50 11 15
<br /> CLAYEY SANDY SILT-brown,moist,stiff, black organic ML
<br /> nodules,iron oxide staining(--50%), no odor
<br /> ' CL
<br /> SILTY SANDY CLAY-grey,stiff,sl moist,CaCO3(?}veins
<br /> &nodules
<br /> 56 (as above-with more silt present and fractures more CL
<br /> easily,no odor}
<br /> 1205 SAND PACK
<br /> SANDY CLAY-olive grey to brown, moist,grains to CL
<br /> ' $ coarse, iron oxide staining,no odor SCREEN a SANDY SILT-olive grey to red,wet,coarse sand grains, ML
<br /> 60 1223 iron oxide precipitation(plating on sand grains),no odor ML
<br /> e SANDY SILT-dark brown,wet,fine to coarse sand grains, CL
<br /> hard fractured
<br /> 1250 33 SILTY CLAY olive grey to brown,moist to wet,v fine
<br /> 11 sand layers 2 4"in core SW SEAL
<br /> 2 65 13 oo 2i SAND-fine to v coarse, brown,wet,hard(cemented)no
<br /> ' 27 odor, re stained fractures(CaCO3?)
<br /> m 29
<br /> 1340 SAND-fine to medium,brown,moist,med dense,no odor
<br /> SILTY SAND-fine,brown,mots, grey lenses,med dense, SM
<br /> 7 no odor
<br /> $ 70
<br /> NN
<br /> 'Oh
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