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<br />LEGEND 0 F' EARTH, MATERIALS � 'OPERATIONS
<br />)LEGEND t3 E N p O F+, B (� R I N MOORE TABER NORTHERN CALIFORNIA
<br />UNIFIED SOIL CLASSIFICATION MATERIAL SYMBOLS CONSISTENCY CLASSIFICATION ROTARY BORING PENETRATION TEST CONSULTING ENGINEERS AND OEOLOOISTs
<br />Pt OH C CH � MH OL I CL I ML SC ISM SP f SW GC GM GP GW - -Plan of any boring
<br />FOR SOILS Location .�
<br />Sands with fines Clean sands Gravels with fines Clean grovels rzqPeat Qt g;2e B•NO• LocationHighly o 0 0 o Grovel Rotary boring �or 4 1 ••i la+�-, t- 3� •Z ` JOB No.
<br />$sits and cloys Silts and clays >12 /ofines �5 /°fines >12 /ofines <5 /ofines panic` mutter Top hole elev. H
<br />B—i�o, APPROVED 375/67-4.3
<br />osoils liquid limitgreater than 50 l(qutd limit lessiflon50 Sands -more than 50%of coarse Grovels• more than 50%ofcoarse - Dill
<br />According t9 the Standard Penefrati0nTest a Diamond Core boring � e o/ /� Top holeelev. � REGISTERED CIVIL ENGINEER No. e11 roS
<br />sails Moisture ( /o dry wt.) Casing V d El li tl 11 In 4 i u1111
<br />� - fraction is smaller than Ng4 sieve. fraction Is larger than N24sieve. .,:.; Sand malaria) N4 Of blows Granular Cohesive Bet,y Sample number pushed ----�•P �'/
<br />Fine grained soils Coarse grained soils Dry density (IbS✓CU.ft.) -
<br />(More than SO°/p is smollet than Ng 200 sieve) (More than 50% is larger than Ng 200 sieve) y y size Auger boring p —Size of sample (inches) to SAl1/ �IOAQU/N CQUNT Y
<br />IABQRATQRYCIASSIFICATIONCRITERIA % Sllt U',f',1$h0le 0-5 Vef iQQse Vef Soft N Unconfined Com reSSIVe �:.::; Blows per foot 11 Grryhia nepresent0lon
<br />1f�ddddddddd Blows per foot
<br />50 �` 0 (0ao)a 6-10 Loose Soft L Sample boring strength (torts/sq.ft) (Using a 1401b.hammer p �'' 1912 of driving rose.
<br />OW and SW• C s —�- greofer than 4 for G W 8 6 for SW; C n between I a 3. :.z. (Using 140 I b.
<br />cN f " °p ° 010 x 060 Cloy Sandstone Designates other soils tests :• :'- with a 30°drop) g 2120!40 Y
<br />30
<br />GP and SP- Clean grovel or sand not meeting requirements for GW and SW.
<br />' ll -20 Semicompact Stiff �; Jet boring C - CO�sQlidation'" hammer with
<br />• . g q _ C�i2.4 1105124 i 1.4 65 41 � -
<br />• �Jc GM and $M-Afterber limits below line or P, 1. less than a Sandy clay or -) t • 3o°'df0 ) 44Zi L oNE TREE ROAD BRIDGE /2�$
<br />S- Direct shear p
<br />12
<br />� --� --�— � Limestone , 2t - 35 Com ��� B - Expansion GWs L--�� Conformable material change a
<br />� „ . � clayey sand pact Very stiff (•- =Teat pit .�,
<br />GC and SC-Afferberq limits above A line with P, I, greater than 7. t---,I pa on Elevation �` ` Approximate material change t3
<br />_ _ OH and MH
<br />Fines (slit or cloy) Fine Medium Coorsl Fine coarse �Cobble+ouider.
<br />s .:Sandy silt or JUMetamorphic 36-70 Dense Hard I ■ T-Trlaxiol compression Dote l0
<br />10 l sand #and
<br />(sands grovel gravel silty sand rock /4 Cone penetrometdr Uncdnformable material change 21Y 1
<br />�-- LOGi OF TEST BORINGS 4�
<br />•- c .M MLea Sieve sires + M ; s Silty clay or >70 Very dense Very bald p 21/2" Cone penetrometer �, --�
<br />Igneous O 40 , ,
<br />o`—p ao -L am 1� Classification of earth materials shown on this sheet is based on field inspection and clayey silt g eous rock Date of Date 20 4) By:.� 0. D.
<br />4
<br />LIQUID LIMIT should not be construed to imply laboratory anolylis unless so stated, boring Blows per foot Scale: ire /O' Date.; December- 075 Check by: R.D.S. Drawing
<br />(/BUi� 1#0) 46.10e
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