|
' Advanced BORING LOG
<br /> GeoEnvironmental, Inc. NO MW-18
<br />' ��f_ BOREHOLE
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 100 FT.
<br />' Project PACIFIC CAR WASH Drilling Co CASCADE DRILLING
<br /> Site Location 4405 PACIFIC AVENUE Rig/Auger Type CME-75HT
<br />' STOCKTON Logged By T CUELLAR
<br /> CALIFORNIA Reviewed By C LEE
<br /> Project No AGE-NC-96-0229 Date(s) Drilled October 23, 2003
<br /> Notes Soli samples at 5 ft Intervals between 15 & 100 feet, = Water level dunng drilling Page 1 of 2
<br />' Boring completed as multi-level monitoring well MW-18 m Water level in completed well
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br /> ID (per 6") (ppm) Symbol Soil Description Completion Description
<br /> 0 Well cover,water-fight
<br /> NO SAMPLE No samples collected from surface grade k
<br /> to 10 feet locking cap !
<br /> -5
<br /> _10—
<br /> Cement grout seal
<br /> 1 to 30 feet
<br />' -3_r' MW 18-15 -- 0 SM Brown,dry,fine SAND wlsome silt,80%sand/
<br /> 24%fines,unconsolidated,no odor
<br /> -
<br /> 20— M W 18-20 20/25/27 0 =_
<br /> 5M Brown,dry,fine SAND w/some silt,80%sand/ i
<br /> 20%fines,unconsolidated,no odor
<br />' -
<br /> 25— MW 18-25 18/24/25 0
<br /> SP Pale brown,most,dense,fine gram SAND,less
<br /> than 5%fznes,unconsolidated,no odor
<br /> 30— MW 18-30 18/25/25 0 SP Pale brown,moist,dense,tine grain SAND,less Bentonite seal
<br /> i than 5%fines,unconsolidated,no odor 30 to 34 feet
<br /> No 3 sand filter pack
<br /> -35 ntwlu_3S �5125/?5 n t,ard f,",san,Jy s,1ry 1-I AY 34 to 41 feet
<br /> 70%fines/30%sand,no odor Screen interval
<br /> 35 to 40 feet
<br />' -
<br /> 40— M W 18-40 27/27/34 0
<br /> CL Dark brown,saturated,hard,fine sandy,silty
<br /> CLAY,70%fines/30%sand,no odor
<br /> I
<br />' -45
<br /> Bentonite seal
<br /> MW18 45 23/25/23 0 ML Dark brown,saturated to very moist,hard,fine 41 to 49 feet
<br /> sandy,clayey SILT,70%fines/3U%sand,no odor
<br /> -5 0 No 3 sand filter pack
<br /> MW 18-50 30/31/32 0 ML Dark brown,saturated,hard,clayey SILT,less 49 to 56 feet
<br /> than 10%fine sand,no odor Screen interval
<br /> 50 to 55 feet
<br />' 551MWl$-55 30/32/31 0 ML Dark brown,saturated,hard,clayey SILT,less
<br />
|