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ai B-2A
<br />� B2
<br />'*_ - xAsf7ng bridge �6/263
<br />Jack Tone Road -j4o
<br />60
<br />.,.._ GRAVEL
<br />��'ery. /nose) broLVr'1, v�,-y fine,-'-.�rr-z�•..SA/V4Y�S:/��" }/.2�99�2/ �� / �/.'4 5 1
<br />Very /oose, c/a/ -A fx-ow�, Yer-c� fineSAN[DY,. C�AYfs Y $/GT
<br />so
<br />f`in� - icine SAND
<br />�5,0�100�25 3
<br />Very sh'FY, gray i brown, very Flria, SANDY,
<br />CLAYEY S/LT wifh e som
<br />4r� compacf, CGAY6y
<br />.�/LTY -very fine=fine .5'AND k04}2-3
<br />Comoacf, oran e-brown, S/LTY, f'�r7e - :`�'
<br />medium SAND 12.31114 } /8 y rF 51/4-1331
<br />30 Com aac�;_ may-6�own ay,� -c -- } } �!2} /7 'Y' 61 ,432
<br />fire, ,SANDY S/L T S LT Y ver F'i e - r'
<br />/ y 4
<br />3.4 /09 20 , r 7 114-1351
<br />Compact 61-own cemented, S/LT y very ,
<br />fire -medium .MND
<br />20 }3,-7 [99 EZ3 =. ,L 8- i/ 4}-31-}
<br />Dense, gray gray -brown, partly omen
<br />slight/y CLAYEY, very
<br />SANDY S/LT 133193120 ��:::-`.:; 9 �¢1441
<br />/O
<br />Very den,5e� brown, �ar-t/y cemented,S/G.Ty ':.'
<br />ver- f>ne —fine SAND
<br />y Bs ' ii 1 i 411oui-If
<br />5-23-77
<br />O
<br />LEGEND OF EARTH
<br />MATERIAL
<br />t-,
<br />}
<br />(
<br />UNI FI ED SOIL CLASSIFICATION
<br />MATERIAL
<br />SYMBOLS,
<br />'
<br />Pt
<br />OH I CH I MH OL I CL I ML SC I SM SP I SW GC I GM GP I GW
<br />Sands fines Clean sands Grovelswithfines Clean gravels
<br />NN Peat or
<br />with
<br />Gravel
<br />,, organic matter
<br />— -
<br />Highly
<br />° f' ° fi ° °
<br />Silts and clays Silts and clays >12 /o Ines <5 /o nes >12 /°fines <5 /ofines
<br />organic
<br />soils
<br />Liquid limitgreater than 50 Liquid limit less than 50 Sands -more than 50%of coarse Gravels- more than 50%of coarse
<br />fraction is smaller than N44 sieve. fractionis larger than N44sieve.
<br />�+::
<br />0
<br />Sand
<br />i
<br />4:'
<br />�;, :Fill material
<br />-
<br />1
<br />Fine grained soils Coarse grained soils
<br />(Mort than 50% is smaller than NQ 200 sieve) (More than 50% is larger than NQ 200 sieve)
<br />Silt
<br />Shale
<br />I
<br />LABORATORY CLASSIFICATION CRITERIA
<br />GW and SW - cus � greater than 4 for G W a 6 for SW; Cc= between I a 3•
<br />cloy
<br />Sandstone
<br />X50
<br />b 0100X°060
<br />t
<br />it
<br />E411
<br />CGP and SP- Clean gravel or sand not meeting requirements for GW and SW.
<br />blimits below"line or 1. less than 4.
<br />MA P.
<br />Sandy clay or
<br />�
<br />Limestone
<br />y
<br />1,r GM and S -Aftererg
<br />clayey sand
<br />i
<br />!
<br />I
<br />mot;
<br />o
<br />P
<br />` GC and SC -At ter berg limits above "A' tine with P. I. greater than 7.
<br />OH and MH
<br />Fine Coarse
<br />s Sandy silt or
<br />Metamorphic
<br />Fines (silt or clay)
<br />I Fine
<br />sand
<br />Medium Coarsl
<br />sand I sond l gravel
<br />1 gravel
<br />ICobblesjBoulders
<br />silty sand
<br />uuwwww
<br />rock
<br />a+�I
<br />CL /
<br />i
<br />i
<br />10 _.�� sieve sire: g + ; s
<br />NL a ML "'
<br />�'
<br />Silty cloy or
<br />cl0 a silt
<br />y y
<br />Igneous rock
<br />o
<br />10
<br />1 Classification of earth materials shown on this sheet is based on field inspection and
<br />Zo -0 40 16 W 70 90 96 1m
<br />LIQUID LIMIT should not be construed to imply laboratory analysis unless so stated.
<br />(BRUN/NO) 40-105
<br />I
<br />CONSISTENCY CLASSIFICATION
<br />FOR SOILS
<br />According to the Standard
<br />Penetration Test
<br />N2 of blows
<br />Granular
<br />Cohesive
<br />0-5
<br />Very loose
<br />Very soft
<br />6-10
<br />Loose
<br />Soft
<br />11 -20
<br />Semicompact
<br />Stiff
<br />21 - 35
<br />Compact
<br />Very stiff.
<br />36- 70
<br />Dense
<br />Hard
<br />>70
<br />Very dense
<br />Very hard
<br />P/
<br />>y
<br />P/ A/V
<br />A,o�arox. 9r'ound ,oi-of'i/e a/orgy
<br />upstream face of b�-idye
<br />60
<br />O 0 /z
<br />ark br-own, veryy fine -m�vm
<br />4 SANDY CLAY
<br />�o �r
<br />50 -
<br />g L iggh /` gray-&-cwn, veryy Foe,
<br />41 ;,.SANDY, CLAYEY SR7
<br />66g�.E
<br />Ltd 15 �.:... Lief brown, CLAYEY -vet U fine
<br />SANDY S/LT and CLAYEY S/C.T Y
<br />very fine fine SAND
<br />2 � �
<br />A;�.
<br />Gr-��y fo /i hf brown S/LTY ver-
<br />5-23-77 fine - fine SAND and very 4/,-;e -
<br />fine SANDY SILT
<br />° 2Q—.
<br />.� brown CLAYEY very tine
<br />SANDY S/LT wif'h cemenf-ea
<br />�` nodules
<br />5-25-77
<br />/0--
<br />PROF/ L E
<br />Sca/e: /" = /O'
<br />B. M. Brass p/af� Q/1/W corner- of exisfin9 611o9C
<br />V. 577, 82 - Sar7 JoaQuin Coun 7`c� c�a tum
<br />P-2
<br />P / P-2
<br />,4 45.1 o i S/L T Y SAND
<br />CL4YEYr�e-medvrn SAND
<br />' ` Brown gray, CLAYEY,
<br />SANO
<br />4 X""'Br'ownJ CLAYEY mine -
<br />lneo'ium SAND
<br />Very fine -fine, SANDY,
<br />CLAYEY SILT
<br />523-77
<br />5=23 -77
<br />PROF/L. E OF PROBES
<br />Hor-izonfa/: None
<br />LEGEND OF B 0 R I N G OPERATION S MOORE & TABER NORTHERN CALIFORNIA
<br />Plan of any boring -
<br />ROTARY BORING • PENETRATION TEST CON3ULTINC3 ENOINEER9 AND OEOL001979
<br />-- i
<br />size Location
<br />B-No. APPROVED �' ` 1 JOB No. 3/. 76/77-2
<br />Rotary boring Location B- No. Tti �r� I� -,� �. -,�
<br />Top hole elev. REGISTERED CIVIL ENGINEER No. 1)
<br />Diamond core boring v/ 2•d Top hole elev.
<br />9 Moisture (/o dry wt) Casing __._Sample number Pushed ---P � I
<br />size Auger boring Dry density (lbs./cu.ft.) Sets„ _Size of sample (inches) ,a SAN JOAQUIM COur1JTY
<br />Unconfined compressive �'+ 11 Grcphic representi:tion "
<br />Blows per foot Blows per foot. 12
<br />" Sample boring strength (tons/sq.ft.) (Using a 1401b.hommer 19 of drivinfl rase.
<br />(Using 140 lb. 20 JACK TONE ROAD BRIDGE N� 12bj
<br />ran Designates other soils to s ,7 �, with a 30°drop) hammer with 21� '( �(�/ �'
<br />N ti., - r (j
<br />ti Jet boring C- Consolidation %12.4pog 4 ,.•• 1 11.416sJ 30'rdrop) 4144 A T
<br />r---1 S- Direct shear '''' 12
<br />rest
<br />pit '31 y....-�' Conformable material change s N, FK, SOUT�N LlrrL
<br />� JOHA45 CREEK
<br />E -Expansion Elevation 6
<br />t Approximate material thongs 10
<br />T-Trioxiol compression Date :•;' 21 LOG OF T EST BORINGS
<br />21/4 Cone penetrometer Unconformable material change s,
<br />40
<br />O 21/ " Cone enetrometer ---�
<br />O 2 p BY: J.o.D. ,
<br />Me of Date 20 4J Scale' As shown Date June /977 Drawing
<br />boring
<br />Blows per foot Check by;t-. P. T.
<br />� I
<br />! STATE NO. 29C-4
<br />s
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