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THE
<br /> TIM NIN • LOG OF SOIL BORING
<br /> LABORATORIES. INC. BORING M;F—,Z
<br /> Protect: Frontier Transportation Protect Number: 823502.01
<br /> Locafion. 425 Larch Road, Tracy, CA Date Started: August 16, 1996
<br /> Logged By; Patricia Jones Date Completed: August 16, 1996
<br /> Drilled By: Leo Prast Drill Type: CME-75
<br /> Auger Type: HSA
<br /> Depth to Groundwater: 10.06 feet Elevation:
<br /> SOIL SYMBOLS
<br /> (Bast) SAMPLER SYMBOLS UScs SOII Description Blows per Rsmarkc
<br /> AND FIELD TEST DATA foot
<br /> 0
<br /> ........... ..Asphaltic—concrete Pavement
<br /> CL CLAY, sand ; very dark gray
<br /> slightly plastic,
<br /> 309 very fine to fine sand,
<br /> slightly moist, no odor
<br /> Some, gray brown (2.5Y, 5/2),
<br /> 5 lasflc, 20% very fine to
<br /> fine sand, moist, no odor
<br /> 10 772/6
<br /> 2/6 .... . ....................................
<br /> 5 8 ppm
<br /> 3/6 SC SAND. clayey; gray {2.SY, 5/i}
<br /> very Fine to finegrained,
<br /> poorly graded, subangular,
<br /> C� 30l slightly plastic fines,
<br /> '.very moist to wet, petroleum
<br /> 'tYPe odor
<br /> ....................................
<br /> 4/6 CLAY, sandy; gray brown (2.5Y, PID: 150 ppm
<br /> 3/6 5/2), plastic, 30% very fine 6
<br /> 3/6 to fine sand, wet, petroleum
<br /> type odor, sand content
<br /> Increases to 45% with depth
<br /> SC ............... ......................
<br /> SAND, clayey; gray brown
<br /> .".".' (MY, 5/2), very fine to
<br /> 20 '.". '. 1/6 ffine grained, poorly graded, PID: 55 ppm
<br /> ell 2/6 C subangular, 20% slightly 5
<br /> 3/6 :plastic tinea, very wet..................
<br /> CLAY, sandy; gray brown (2.5Y,
<br /> 5/2), plastic, 25-35% very
<br /> SC fine to fine sand, very wet,
<br /> '.odor
<br /> . ........-•----•...............................
<br /> 25 ' " " '
<br /> 2/6 SAND, clayey; gray brown PID: 25 ppm
<br /> 6/6 CL 2.5Y, 5/2), very fine to 16
<br /> 10/6 inB grained, poorly graded,
<br /> .20% fines. very..wet
<br /> .
<br /> CLAY. sand, gra brown (2.5Y,
<br /> 5/2). plastic, 30-40% very
<br /> fine sand, vary wet
<br /> 30 Bottom of Boring
<br /> I
<br /> Notes:
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