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SECOR SECOR
<br /> Lozged By. Date Drilled: Drilling Contractor Project Name: Method/Equipment: wdi N—tw: Logged By: Date Drilled: Drilling Contractor Project Name: Method/Equipment: Wtl171omb¢
<br /> SITC-Ozone Well Install Hollow Stem Auger STTC-Ozone Well Install Hollow Stem Auger
<br /> C.Mclanion. 11/6/03 Cascade Drilling Stockton,California CAL Split Spoon OS-41 C.Melenioo 11/5/03 Cascade Drilling Stockton,California CALSplitSpoon 0$43
<br /> Boring Surface Groundwater Depth(ft.)T-19.5
<br /> Total Drive Drop Boring Surface Groundwater Depth(ft.): Tot.] Drive Drop
<br /> Diem.(in.): Elev.(ft.): 9.5 First Waterpth(ft.): wL(lbs.): Dis 6.): Diam.(in.): Elev.(ftJ: 7 9.5 First Water Depth(ft wt(Ibs.): Dist.(ia):
<br /> 8 140 30 8 19.5 140 30
<br /> i,
<br /> E 8 9
<br /> Well q u Well a 2 z
<br /> Description
<br /> Construction s o 2 Construction o s Description c 2 -9
<br /> 9 a n a R
<br /> .Traffic Rated u, .Traffic Rated
<br /> '*.'Well Box ;'Well Box
<br /> k e;
<br /> is Grout i;Grout
<br /> 5 5 FAT CLAY(CR)•bkrrk(lOYR 2/1),still;damp,high 5 5J'n
<br /> AT CLAY(CH):black(10YR 2/1),stiff,damp,high
<br /> •t •` 5 plasticity,faint hydrocarbon odor(0,0,100). 0 S-1 840 +' +` 5lasticity,faint hydrocarbon odor(0,0,100). 3 OS-43 1250
<br /> j
<br /> Y 10 5 SANDY SILT(ML)xhuk grayish brown(2.5Y 4/2),fine 2 SZ 10 7ILT WITH SAND(ML):brown(10YR 5/3),fine grained 21
<br /> 7 ed sand sti moist tow 0 30 70. 7and,stiff,moist to wet,medium plasticity,faint
<br /> 6 FAT CLAY(CR):dark greenish gray(10Y 4/I),fine 92 OS-41 850 7drocarbon odor 0 0 80. 193 OS-43 1300
<br /> Bemonite gained sand,stiff,moist,high plasticity,moderate odor, 10.5' '�o� AT CLAY(CH):dark greenish gray(10Y 411),stiff, 10.5'
<br /> Chips (0,10,90). Chips oist,high plasticity,strong hydrocarbon odor,(0,10,90).
<br /> Sand ——————————————————————————— ::( Sand
<br /> 15 5 SANDY SILT(ML)aiark greenish gray(IOY 3/1),fine 15 7S ABOVE,:(0,0,100). 299
<br /> 5 grained sand,stiff,moist,moderate plasticity,strong 299 OS41 900 7 311 OS-43 1310
<br /> 2"S ar e 5 drocarbon odor 0 30 70. 349 @15' 2"S ar e 8 SANDY SILT ,dark greenish 5GY 4/1,fine 368 @15'
<br /> P B FAT CLAY(CH):dark greenish gray 10Y 4/1),stiff, SPH P B (ML) Bra 8raY( )
<br /> Tip 6 moil high lastici strop h drocarbon odor 0 0 Ipo. / 102 ' Tip 7 grained sand,stiff,moist to wet,moderate plasticity,
<br /> ti�P--�--g-Y-------�,�_�_J
<br /> 6 SILTY SAND(SM)xlark greenish gray(5GY 3/1),fine 7 separate phase hydrocarbon sheen,strong hydrocarbon odor, 264
<br /> 5 grained sand,medium dense,wet,SPH sheen,strong 56 6 FAT CLAY 5 0 30 70.
<br /> 6 drocarbon odor.0 70 0 0. - 6 moist,high plasul'o)'tryemork gderate hydrreenish gray ocarbon odGY or, stiff,
<br /> FAT CLAY(CH)•derk greenish gray(I OGY 4/1),stiff, 76
<br /> y::.:.
<br /> 20 5 �moistih�h nlasticivf()0-100)------------_- 20 7 OO SANDY
<br /> 1 SANDY SILT(hII.,):dark grayish brown(2.SY 42),fine 1
<br /> t&rs ntd y n dstiff moist to wee j0_3 0 70._______j
<br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or The substrata descriptions above are generalized representations and based upon visual/manual 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 No. Date 929/04 DWR Log of Well Project No. Date 9/29/04 DWR Log of Well
<br /> OS-33-57.GP1 Figure OS-33-57.GPJ Figure
<br /> LOG OF BOREHOLE LOG OF BOREHOLE
<br /> (sheet 1 of 1) (sheet 1 of 1)
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