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LOG OF EXPLORATORY BORING
<br /> PROJECT NUMBER F90-02 01 BORING NO 1392-1
<br /> PROJECT NAME A Teichert & Son,Inc PAGE 2 OF 3
<br /> BY D Buchanan DATE 8113/92 SURFACE ELEV 20 56 ft
<br /> PENETRA— W LITHO— WEaL
<br /> PID RECOVERY TI013 Uj W J GRAPHIC DESCRIPTION DETAIL
<br /> COLUMN
<br /> (ppm) (ft/ft) (bless/ft) C�3J
<br /> 0 1 3/1 5 SILT(MI-)(continued)
<br /> I 15
<br /> SANDY CLAY(CL),grayish brown(2 5Y,5/2),
<br /> 65%medium plasticity fines,35% file sand,
<br /> subangular,90%quartz,5-10% feldspar,trace
<br /> 0 1 011 5
<br /> 25 dark grams,iron oxide staining common,caliche /
<br /> common, manganese oxide staining rare, very
<br /> stiff,damp, no product odor
<br /> 30
<br /> SAND(SP),brown (10YR,4/3), 5%a nonplastic fines,
<br /> 95% fine sand,95% quartz,5% dark rock
<br /> 30 fragments,trace feldspar,manganese oxide
<br /> 0 1 3/1 5 staining, ve dense, damR, no product odor
<br /> YEY SILT(W),light olive brown(2 5Y,5/4),
<br /> 53 85% medium plasticity fines, 1501,o fine sand,trace
<br /> medium sand, sand is subangular to subrounded,
<br /> 95% quartz,5%o dark rock fragments,damp,no
<br /> product odor
<br /> SAND(SP),dark grayish brown(2 5Y,4/2),trace
<br /> fines,20%fine sand,75-80% medium sand, sand
<br /> is 50%quartz,50%rock fragments(metamorphic /
<br /> 0 1 5/1 5 35 and igneous rock fragments and chert), trace
<br /> coarse sand,subrounded,rock fragments,quartz,
<br /> dense,damp, no product odor
<br /> 37
<br /> CLAYEY SILT(ML),light olive brown(2 5Y,5/4),
<br /> 85% medium plasticity fines, 155o fine sand,trace
<br /> medium sand, sand is subangular to subrounded,
<br /> quartz,5010 dark rock fragments,iron oxide and
<br /> manganese oxide staining common,damp,no
<br /> product odor
<br /> SILTY SAND(SM)(continued on next page)
<br /> REMARKS 40
<br /> iameter hollow-stem auger drillsng equipment and sampled with a modified
<br /> boring was drilled using 6-mch d
<br /> Calxfottua spht-spoon sampler equipped with stainless steel)users Boring was backfilled to the surface with cement
<br /> bentonite grout
<br /> E N
<br /> ASSOCIATES
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