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<br />Elevation reference:
<br />¢` of roadway at centEr ofbrio'ge
<br />E/ev. /00.00 -Assumed'
<br />B- 6 3 B 4 102.1 2
<br />--- -- -- ---
<br />/00.0 3s --� - - - �00.0 ---- - ' - (L oose� brown, S /LTY very fine -coarse SAND �fi //J
<br />Sem/Waom act a'ar!< brown aria' broyvn /a Bred Ver:' - - - - - - -t 14+�� -- - - - - - - -- - - - - y y f3r/dge Ver %pse, bi-oL►�n, very fines to medium SANDY
<br />fii�e to coarse SAND w/'t/7 SILT and very o irie fo coarse � ��, / I/.4I/3 �\ dick-� ��1,16110,51201
<br />S/LT with very sma/7 ROOTS.
<br />SANDY GRAVEL (fi/�:' :�+�Approx. ground orofi% a/any 2 I/.4I22 3„ Cor»pacf brown, rn/caeeous, very fine,
<br />Vera /oYase, brown, oran e-brown ¢•some blue green, very ; 2 I /.41¢ I f �'` ' SANDY CLAYEY S/L T
<br />fine to coarse SAND w171 some m/cocl SILT 3� south face of ex/sfiny bl-idgLe ``
<br />- _/1Q---------
<br />!00_ T_ --I
<br />�0 - -- - -� - - - �G W.- E/ 85.8 - - --- - -- - - - - - - -- -- -- --- -- - - - / -- - -'� 3 I / 4� O
<br />Wafer- .surface F ,2 /o / 76 9
<br />- -- - - -- ---- - -
<br />- iderzJ-loose blue=�reer�, m/caceovs,-S/LTY-werzz�� fine-fo :�., �� _ _ f _ __-�s..ws_�� $�•ZC �.'::�- - - ------------ - - - - - - ----—.------ - - - - - ----- - - - - -- ---
<br />med/um .SA/VD /n/e/-/ayered with very fine, SAA/DY, IO2�80 �¢/ 31i,4�¢ I 9 :30-76 -� �1 — 9-30-76
<br />ORGANIC SILT o f ts�rn of�/ia-�P ::.
<br />;:;•� - /— 10.4192131 .• 411,4161
<br />I/I ( very soft b ac �f `GA- 7V7C- ve
<br />4 r -
<br />S' / y
<br />fine SANDY, SILTY CLAY. �!
<br />BQ- o m acf, a 1-e / ce /. /7 I -- ---- L oseto serr7/co - - - - --- P - d rk blue- -9 en1 m ca ous, 5 ----- '.1 - - - -- - --- --- - - -- -- - P- - - - --------- -- - - - - - --- - -- - - - -- -- - - 141 Loose=semicompac¢ - cornpacf blue- reen
<br />,SILTYvery fine fo medium SAND �', 5 I14I 7 I �:'�- -- 1- : --�- -- L - - - - - - - - ---- --
<br />" �` m/caceous/ very fine fo rnedium SANDY
<br />.:Z
<br />Sem/compact to compact, blue - ; i 10.2194130 : ' 6 I/ 4120 I S I LTI SILTY SAND
<br />ray SAND T % / 23
<br />28
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<br />' s I/4I9 Y s/L
<br />2 I / 4122 13 ! •; .
<br />:
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<br />7
<br />- 7 48 : •r . 711,41211
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<br />70 6 _
<br />f 71141111
<br />47
<br />Z..' ;
<br />7// I 11.2197129 ; .: . 81141171
<br />7 / ,
<br />10, 2197128 ��.�: 8 I/ 4112 1' '38
<br />N.'
<br />38
<br />60 —_ Sem/campact- compact, br own, very fine,SAeVDY, CLAYEY --- -- - - --- - - - -- -- - - -- - - - - - - --T3 --- -- -- - - — -- --- -- --- - -- - --- -- - - - --9 11,4116 I Seri -compact brown, ver- fine,
<br />- --- -- -- y - - - -- - - - -- - - �Q --- -
<br />9 / 4 // s9 SANDY, CLAYEY SILT and SILT Y, very
<br />SILT, part/y cemented• I LOI9/ I32 :,��.= I 1 � fire fo one SAND ar�f/ cemented.
<br />68 143 187138 \ /0l/41/71 , P y
<br />I2.4I94128 `'� /O I/4I24� 240� �S6 Vol
<br />y} -- 2 4 7 l 80 /e0 8
<br />/ 2 O 2
<br />- / 76
<br />�Q d� 10.11/051! l/ /.¢
<br />P
<br />JF
<br />.. �• 62
<br />Dense - very dense, 9r-ay -br-own, S/LTY,
<br />Very dense brown gray -brown 3/1-T Y very fine fo coarse Ve/-y fine Ao coarse SAND
<br />SAND with scaffeli GRAVEL, /ayera°d. % /2 v.4v3s�i
<br />�::;•.
<br />:: •.
<br />lip-
<br />/' Oil
<br />t7a / I //z I /7 i iS1s /9 1 /.4 1/70t1 -- -- — — — — — — — — --- --- — -- ---- -- ---- ---- — ---- — -- — — ---- -- — — --
<br />ray 9 —.30— 76 —.
<br />Dense, gray -brown, layer ed, S/LTY, very f7r�e fo fine SAND` 141141671 PROF/L E €
<br />Corn a ci, blue -green, SI L T Y Very fine % rrmed/ul-n "lam
<br />SAND 9-2-9 030- 76
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<br />® LEGEND. OF EARTHMATERIALS LEGEND OF BORING OPERATION ER NORTHERN CALWORNIA
<br />y �+ S MOORS � TAB
<br />ER
<br />CLASSIFICATION CONSULTING ENGINEERS AND GEOLOGISTS
<br />_ ,. ROTARY BORING PENETRATION TEST
<br />Pt OH � CH � MH UNIFIED
<br />�� � � MLL S CLASSIFICATION
<br />�I� SIP I SW I �GC � GM GP �'G�y � MATERIAL SYMBOLS CONSISTENCY FOR SOILS Plan of any boring t ,
<br />L Location IIII
<br />Sands with fines Clean sands Gravels with fines Clean gravels Nam, Peat Or size Rotary boring B-No. Location
<br />- Highly o , o o ® Gravel Nor anic matter y g To hole elev. APPROVED ' � � I I- 7 -'� JOB No. 375167-//
<br />Silts and clays Silts and clays >I2 /ofines <5 /ofines >12 /ofines <5 /ofines 9 According to the Standard Penetration Test P B- No.
<br />- organic g 2'5' TO hole, REGISTERED CIVIL ENGINEER No. �tl(�y�
<br />Liquid limitgreoter than 50 Liquid limit less than 50 Sands -more than 500 of coarse Gravels- more than 500 of coarse N
<br />/ se P 0 / soils 0 a
<br />�11111111111111111111 lam rid f rin .. I' Illnhu oI IIIu IIIJ: uudlull 111 'I llnl,aolll ll a:IIIYIY:II III:IYudl'IIoII II a,II,rw Yal�IrIII,Islo,ln llYltY lum tnd:,+r o6l..Lo.Illa:I'ol luulluaellllnam ll'aIIII,I:I, IIaIII uIIrI, III IruInIYII'In II II'
<br />tti: — D 0 CO a 60 MO!$tUr (° ) Casing � u us:llldlY'Ylllml "aeVllllla�"'II lud4 g Set — Pushed P
<br />fraction is smaller thanN44 sieve. fraction is larger than N44sieve.4;;•• Sand Fiif material N4 Of blows Granular Cohesive a /o dry wt.) Sample number _,_!
<br />g ...
<br />/o Y 50 /o is lar er s Dry density (Ibs./cu.ft.)
<br />n 500 o size Auger boring Unconfined compressive -Size P sample (inches) Blows er foot 10
<br />" (More than
<br />grained s g soil NQ 200 sieve)
<br />R T than e g g P ) P
<br />s smpl elr than N4 200 sieve) LABORATORY
<br />A (More than Coarse rained 1
<br />eo A oRY c ) i Silt � Shale 0-5 Very loose Very soft P Q
<br />CLASSIFICATION CRITERIA N Blows per t1 2 Grrphic representl,tlon
<br />A U/N OUNTY .
<br />O
<br />D p 2 6- l0 Loose Soft ® Sample boring strength (tons/sq.ft) (Using a 1401b.hommer 1t► 19 of driving roL. A C A /
<br />x5o GW and SW- C - —�- greater than 4 for G W a 6 for SW • C - ( .jp) between I a 3" Desl nates other soils tests „ ( Using 140 lb. 20 PARADISE �O/�"i ® BRIDGE ! 833
<br />Jet boring hammer with
<br />W / u- Dip �- D,p x D60 ®Clay Sandstone rNt g .�, - with a 30 drop) 21
<br />z4c: CH / II -20 S@miCOmpact Stiff i:�ti C -ConsolidationI2.4 �105j24 1 L4 65 n 4I44 � A t. /� O�s'
<br />� GP and SP- Clean gravel or sand not meeting requirements for GW and SW. 30 dr0 )
<br />Sandy clay or r'-� S- Direct shear '�'' P
<br />�,� GM and SM-Atterberg limits below "A line or P 1. less than 4. Limestone r G,W.S. 12 TOM PA/N SLOUGH
<br />t� clayey sand 21- 35 Compact Very stiff i , Test pit _ Z._..�\ Conformable material change 5 e
<br />-0 % GC and SC-Atterberg limits above "A" line with P. I. greater than 7. L__, E - Expansion Elevation `� C.
<br />t OH and MH Date_, Approximate material change 6 10
<br />Gn, CL �/ Fine I Medium ' oars gravel
<br />Coarse I I Sandy Silt Or �Metomorphic 36- 70 Dense Hord I p T-Triaxial compression
<br />Fines (silt or clay) Cobbles Boulders �t ® 2 / Cane penetrometer "` 21
<br />4• P .' Unconformoble material change LOG 01= TEST BORINGS
<br />f0 Sieve sizes sand g sand osand� ravel ravel -M s0 ' silty sand lock Y dense Very hard O 2 n P 40 ( ,
<br />-- p yML60L 8 Silty clay or igneous rock �i0 Very d Y O 2I/ Cone penetrometer .: B
<br />Date 20 4 „_ , Y: J.O.D.
<br />20,I 30 4D 5D Y0 70 so so Classification of earth materials shown on this sheet is based on field inspection and clayey Silt Date of Scale: / /O Date: October, /976 Drawing
<br />LIQUID LIMIT should not be construed to imply laboratory analysis unless so stated. boring Blows per foot Check by:C.E.H.
<br />w !81 LI I. I16€ullllx IIIiIIi III ..b I. I .I u� II 'I ml,�Ildm I Iw I I usm:::uu-I , I �' IIII I x ne �:eII. .ol,: II. I II JII I. LI:II: I� tl.I I I +� III„dIYI Id IF ,P :, III.
<br />--"---.—.--....-.,,-.-,- ...f..---,-„_ .:. r z'.:.. ,�I I , ,o• ', w 9 lY P a, _. , II ! 1 IIW ,• c � , _ .I_ 5.
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<br />v. A Ae. '•v x of �y , H i. _ A 'e. `t9 • ?., , '.4., is _ R. h 4 s /+td . > ih , d- V r✓ S - . - - �" s � • .. x uY .. r .� w' A -t ..,-,._ _ .z,-..-_.-. ,
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<br />10 OF TE5 r'' ,f3 ORINGS 4
<br />V.
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<br />25 STATE NO. 29C-312
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