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<br /> SECOR SECOR
<br /> Logged By: I Date Drilled: Drilling Con rector Project Name: Method/Equipment: Wall Numaer. Logged By: Date Drilled: Dolling Contractor Project Name: Method/Equipment: wGt Nvmbv.
<br /> STTC-Ozone Well Install Hollow Stem Auger STTC-Ozone Well Install Hollow Stem Auger
<br /> C.Melanion 11/5/03 Cascade Drilling Stockton,California CAL Split Spoon OS-44 C.Melanion 11/5/03 Cascade Drilling Stockton,Califomia CAL Split Spoon OS45
<br /> Boring Surface Groundwater Depth(ft.): Total Drive Drop Boring Surface Groundwater Depth(ft.); Taal Dove Drop
<br /> Diam.(in.): Elev.(1): $ 9.5 First Water Depth(ft.): m.0bs.): Din(in.): Diam.(in.): Elev.(1): 9.5 First Water Depth(1): wt.01e.): Din'. ):
<br /> 8 19.0 140 30 8 21.0 140 30
<br /> gg Z gg
<br /> Well I5 z u Well �- 3 u tv
<br /> j Description e _ 5 , Description o
<br /> Construction m c Construction m o
<br /> N S N y N
<br /> Traffic Rated Traffic Rated
<br /> Well Box Well Box
<br /> Grout Grout
<br /> 5 5 FAT CLAY(CH):black(10YR 2/1),stiff,damp,high 0 5 5 FAT CLAY(CH):black(10YR 2/1),stiff,damp,high 0
<br /> Splasticity,faint hydrocarbon odor(0,0,100). 6 OS 5 4 1210 5 plasticity,faint hydrocarbon odor(0,0,100).
<br /> As above,color change to dark gray(5Y-4/1).
<br /> o
<br /> Y --------------------------- g
<br /> 10 5 CLAYEY SANDY SILT(ML):brown(10YR 5/3),fine 37 10 5 ELASTIC SILT WITH SAND(MH):brown(10YR 52), 4
<br /> 7 grained sand,stiff,moist to wet,moderate plasticity,faint 42 OS-44 1220 5 fine grained sand,stiff,moist to wet,moderate plasticity, 54 OS-45 1050
<br /> 5 drocarbon odor 0 20 50 15. @10' 5 .t hydrocarbon odor 0 20 80. (rj10'
<br /> Bentonitc Bentonite
<br /> ELASTIC SILT WITH SAND(MFI):dark greenish grey RAT CLAY(CH).-dark greenish gray(10Y 4/1),stiff,
<br /> Chips (l0Y 4/1),stifl;moist,high plasticity,strong hydrocarbon Chips moist,high plasticity,strong hydrocarbon odor,(0,10,90).
<br /> odor,(0,10,90).
<br /> `. Sand ——————————————————————————— :';'Sand
<br /> 15 5 FAT CLAY(Cln:dark greenish grey(10Y 4/1),stiff, 284 15 5
<br /> 6 of hi h lastict strop h drocarbon odor 0 0 100. 346 OS-44 1230 7 FAT CLAY(CH):dark greenish gray(10Y 4/1),stiff, 377 OS-45 1100
<br /> 2"Sparge
<br /> 6 SANDY ELASTIC SILT(MH)siark greenish gray(5GY ®15' 2"Spurge 7 moist,high plasticity,strong hydrocarbon odor(0,0,100). SPH ®IS'
<br /> 4/1),fine grained send,stiff,moist to wet,moderate
<br /> Tip 6 plasticity,hydrocarbon sheen,strong hydrocarbon odor, 310 Tip 5 SANDY ELASTIC SILT(MH)slark greenish gray(SGY 249
<br /> 6 8 4/1),fine grained sand,stiff,moist to wet,moderate
<br /> 0 30 70.
<br /> 7 7 plasticity,hydrocarbon sheen,strong hydrocarbon odor, 69
<br /> 7 FAT CLAY(CH):dark greenish gray(IOY 4/1),stiff, 7 0 0 70).
<br /> 7 moist,high plasticity,strong hydrocarbon odor,(0,10,90). 75 9 FAT CLAY(CH):dark greenish gray(SGY 3 1,very stiff,
<br /> 20 7 ——————————————————————————— 20 9 moist,high plasticity,7 g p ty,moderate hydrocarbon odor, 32
<br /> (0,0,100).
<br /> 8
<br /> 9
<br /> The substrata descriptions above are generelized representations and based upon visual/manual classification of cuttings and/or The substrata descriptions above are generalized representations and based upon visuallmanual classification of cuttings and/or
<br /> samples obtained during drilling.Predominant material types shown on the log may contain different materials and the change from samples obtained during drilling.Predominant material types shown on the log may contain different materials and the change from
<br /> one predominant material type to another could be different than indicated.Descriptions on this log apply only at the specific location one predominant material type to another could be different than indicated.Descriptions on this log apply only at the specific location
<br /> at the time of drilling and may not be representative of subsurface conditions at other locations or times. at the time of drilling and may not be representative of subsurface conditions at other locations or times.
<br /> Project N. Date 929/04 DWR Log of Well Project No. Data 929/04 DWR Log of Well
<br /> OS44-SI.GPJ Figure OS44-51.GP1 Figore
<br /> LOG OF BOREHOLE LOG OF BOREHOLE
<br /> (sheet 1 of 1) (sheet 1 of 1)
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