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IS MWH Boring ID: TW-11 ell ID: TW-11
<br /> Borehole Diam. in.:6.625 Total Depth(ft): 110.0 Protect SPX I Marley-Phase II Tempora Well Install
<br /> Northing ft� Eastin (ft), Job Number. 3850396.100203Sit :
<br /> e: Marl- CoolingTowers
<br /> Drill Start Date: 08.26-2004 Start Time: 15:30 Lo .ed B DougBurt Reviewed B
<br /> Drill Finish Date: 08.30.2004 Finish Time: 09:00 Drilling Contractor: RESONANT SONIC INT. Field Instrumentation:
<br /> De th 1st H'20 R: 655Z Date/Time: Drill Method: Rotaij Sonic
<br /> De th H O After Drilling(ft):65.6811 Date/Time: 09-02-2004 12:001 Driller'sName: Val Godo
<br /> Comments: Well Com .Date: 08.30.2004 Com letion Time: 13:30
<br /> Samplers: Backfill Date: NIA Backfill Time: N/A
<br /> Est.%of Soil
<br /> A o
<br /> m n
<br /> Well Coc 0.2
<br /> ,0a
<br /> 0a � m>
<br /> E :m° °
<br /> W o orL°
<br /> a 5o
<br /> >m
<br /> mpletionm Description cmmo
<br /> yid7 9rndc
<br /> V10
<br /> 55-58: Bentonit
<br /> chips
<br /> 5 5 15 1513
<br /> 6D-
<br /> 58-86:#3 filter
<br /> sand _
<br /> SM Silty Sand,dark grayish brown(10YR 4/2),loose, 35 50 15/
<br /> dry to moist,noncemented,Abundant mica,iron
<br /> oxide staining
<br /> 7
<br /> 60-85: 2"Sch 4 ML Sill With Sand and Clay,grayish brown(2.5Y 5 20 512
<br /> PVC 0.020" 5/2),soft,wet,weak cementation,Trace mica
<br /> slotted casing '' SP Poorly Graded Sand,very dark grayish brown m SQ
<br /> Ml. (2.5Y 3/2),loose,wet,weak cementation, I ---5-
<br /> SM Abundant quartz,gravel is well rounded,coarse 50 Oft
<br /> h sand is angular to subrounded,medium sand is d
<br /> hsubang_ular___ _ _ _�I _
<br /> SP ISandy Silt,brown(10YR 4413),stiff,wet,moderatgl 85 15 it/O
<br /> SP llcementation some mica JI fiO
<br /> 8 ML t Silty Sand,grayish brown(2.5Y 5!2),medium II 20 10 511
<br /> SM ldense`et,moderate cementation Some mica j4 = —
<br /> ML— Poorly Graded Sand,grayish brown(2-579f)-, 11 5 30 0/
<br /> loose,noncemented,Abundant quartz II
<br /> Poo>�Graded Sand With Gravel _____�
<br /> Sandy Silt With Clay,yellowish brown(10YR 5/4X
<br /> ensu oist strong cementation
<br /> ISiltySand,greyish brown(2.5Y 512),Idose, I
<br /> Inoncemenled�bundant quartz_
<br /> Sandy Silt,dark yellowish brown(10YR 4/4),stiff,
<br /> « wet,moderate cementation,Moderate plasticity,
<br /> abundant quartz
<br /> 0 9 ML reddish brown(SYR 4/4),Mottled w/olive brown 10 5 15 10 0/1
<br /> 0 (2.5Y4/4)and dark yellowish brown(IOYR316)
<br /> Sandy Silt With Gravel and Clay,olive brown
<br /> ML (2.5Y 4/4),medium dense,wet,noncemented, 5 40 5/1
<br /> Nonplastic
<br /> Sandy Silt Trace Gravel,dark grayish brown
<br /> (1 OYR 412),stiff,wet,weak cementation,
<br /> Moderate plasticity,abundant mica,mottled w/
<br /> dark yellowish brown(10YR411)
<br /> 86-110: SM Silty Sand,dark grayish brown(10YR 4/2),loose, 80 O/
<br /> 3 Bentonite chips wet,weak cementation,Low plasticity,abundant
<br /> 0 mic mottled w/dark yellowish browni10YR4/6L
<br /> 00 1O ML Silt With Sand,dark grayish brown(2.5Y 412), 5 20 7511
<br /> wvery stiff,wet,moderate cementation,Mottled w/
<br /> dark yellowish brown(1 OYR316)
<br /> s
<br /> N
<br /> 2
<br /> R
<br /> m ML Silt With Sand,dark grayish brown(2.5Y 4/2), 20 01
<br /> o hard,dry to moist,strong cementation,Mottled w/
<br /> o dark yellowish brown(1 OYR316)
<br /> 11
<br /> Sheet 2 of 2
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