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M 7B.M.ASCE brass disc El ev n Y9, 52 EX ,1OTIAIGlt VAAIILLENIAOAD `,-EX15T11VG (t_ 5TAIVLEY ROAD BRI G �EXiSTiN G 7-BM.. US.G.E. brass d4sc ( R M No. 1) S. E, wl*r-),g wa I I El evERti on 10 0.3 n P L A N PROFILE "S 4 A N K RO LE N 0 C H A N DATE /0 100 Inn A 5ho AS 151wown _9ro d ear ace at- do nstrecq exist'brl* e s 15h n As shown Approximate ground surface profile E3- . �2 1 -9 r? 7 119 B rmo A,9 51 n downstream edge -i,-)g birldge 9 & P 7 fn)A r hrown //.7' Idy (2- 2 90 1 /1 c 9c of exl*st 4 y ti/L /7 Ati t3hum-i 6 25 W 85.2 with 57 7. 3 /07 /6, - 311 Brown SANDY S/L7- w* (A4 L) br ni wa t G& Dark rown - CL Dark brown -red SlLrY CLAY --- Stream water surface �_ #__ - R 40 5/LT 4 9 Elev. 70.4 4-29-71 49 70/ SANDY SILT- (A-) Dark brown SILTY, CLAY SAND Y go/- IC3 0 W;4- 57 /0 1 ne rf?®VFL As _35ho Dark brown 5AIVOY C;LAY&Y 4 /r. 10 Z/ I am .10 U5 RCS 45 G A V,6L 58 8 I - -• (ML) SILT (5 SILry CLAY P_ 14 45 overt WS. T El. 75.6 Very IL) ZIML) 7 20 Brow 8 ri-ora `0 Ver fine- 15 (MLIC L) M�,f 74. 8 f-ji�e coarse SAA D w1kh ?4 4-28-71 Ell r Cray very '7 7 SANDY SILT layer,3 (SWIML) Flile- COar,5C r 7, L3 Pin SAND 4-30- SA Y S/ Dark brown verg Fj�)e-coarz5e SECONDS ER FOOT 7 , /-, =f 1. r-_- s r ML -51 r SAND with fine GRAY- -5589 N W1, f-h me Z -70 SAND wif-h Flne-ccar-se -44-7-7f 65 L 70 0 C;L E L 7T-Y N07 GRAVeL (6 W) 196 ers some en 4-30-71 55 1107115 1/1 1/, 150-�j 4 -30- T1 A', Semicornpact - very dense fine- Gray ver n _1C y F1* e- med- r-ro I. - aye /MW 9M 11-412-31 0 4,9?7 1 cj_� @ � - q coarse GRAVEL ;,vl,-h brown 'ur &C t- brown CLAYEY SAND D k brow SA AID S/Lry sAND to SANDY CLAY tcgt- 55" 0 _r dine -coarse gray o n,9 e jr-inc-c arse very LAY Z5, 3r. C31/ (GA4) 94 27 rp 60 GO bottom brow ILT layers 20 40 BOO 80 100 Bro - Ora e - 9ra 4-30-71 _j 16 1141,-3 10 20 W 4 11-41531 SECONDS PER FOOT AY A1,1D Z. Uj Uj SILT ;11.1, . Z 13-61101194 ,5 11411,51 ease fine- arse G VEL_ Darrown cry F/' e - 0*0 Pine- barse LrY co e D wi CLAY Y ll�qhf brown -purple CLAY SA D 4-01921 r SILTY CLAY CLNo, 111) 5-3-71 "loe arse RAVE 4-27 7/ Co LES i th 0 40 �6 711.4-1871 e 6 t y cc an to 40 alters ( SW SC) Very dense or-5r-)9e - brown very Fine - ;P;ne to very fine - coarse -SILTY SAND with Slightly A 30 T .14. cemented layers :3n /5 T1 G BRI GE la -71148 F- - 2 Ile I LEGEND 0 F E A RTH MATERIALS LEGEND 0 F. BORING OPERATIONS . ......... . MOORE & TABER NORTHERN CALIFORNIA UNIFIED SOIL CLASSIFICATION MATERIAL SYMBOLS CONSISTENCY CLASSIFICATION CONSULTING ENGINEERS AND GEOLOGISTS Pt Plan of any boring ROTARY BORING PENETRATION TEST j::L MH M S FOR SOILS Location _JCH_I- 0 CL ML C TS P SW GC P 1-. .111- .., I B-No. 371/48 F_ I Hi ghly Sands with fines Clean sands Grovels with fines Clecingravels Gravel Peat �r Rotary boring Location Silts and clays Slits and clays >12%fines <5%flnes >12%fines <5"/ofines Organic matter e ev. JOB No. 37 V4 8 F-2 organic Liquid limit greater than 50 Liquid limit less than 50 According to the standard Penetration Test Top hole I B-No. APPROVED Bolls Sands- more than 50% of coarse Gravels- more than 50t9�'oofcoorse 4� Diamond core boringMoistureTop hole elev. RE . GISTERED CIVIL ENGINEER No.9165 fraction is smaller than NQ 4 sieve. fraction is larger than h,24 sieve *. At. Sand Fill material M dry wt.) Casing N2 of blows Granular Cohesive Sample number Fine grained soils Coarse grained soils N --- rr____n_1 Dry density (lbs./cu.ft) Set -- Pushed -P (More than 50 % is smatter than NQ 200 sieve) More than 50 % is larger than N2 200 sieve) Auger boring -Site of Sample (inches) Silt Shale 0-5 Very loose Very soft LA Unconfined compressive —,a COUNTY OF SANJ JOAQUINJ LABORATORY CLASSIFICATION CRITERIA Blows per foot 11 Grcphic representc:�tlon Seconds 'Oe�ri foof--' Sample boring strength (tons/sq ft) --* 12 D (Dq,)p 6-10 Loose Soft (Using a 1401b.hommer 19 of driving roe. 5C GW and 9 X W- C greater than 4 for Gw a 6 for SW; bet keen IS 3. soils 20 w u DID So M CH Cc= DID X' Dtests (Using No 2'' Designates other s With ®ClaySandstone H Jet boring t 8 US-\ a 30"drop) 21 Z40 11-20 Semicompact Stiff C - Consolidation =4130- GP and SP - Clean gravel or sand not meeting requirements for GW and SW. T65] —1 T1_4 McKliri).dn—Teriy - _ZV GM and SM-Afterberg limits below "A7 line or P 1. less than 4. Sandy clay or r"l-L"'- r S- Direct Shear air hainmer—, 44 t , __� Limestone 0 `v GC and SC-Atterbarg limits above "A' line with P. I. greater than 7. Mclayey sand 1W 21-35 Compact Very stiff Test pit E - Expansion Conformable material change operating at 115 12 STANLEY ROAD at LITTLE JOHN CREEK(#1889) P _J� Elevation OH and MH Approximate material change -6 3y) Fine Sandy silt or Metamorphic 36-70 Dense Hard Date P.3.0 10 Fines (sift or clay) d medium 'coax Fine I coarse 1cobble413 2/4 'Gone penetrometer T - Triaxial compression ::0 am. 10- L / son sand I sand I gravel I gravel oulders U I silty sand rock �W Unconformable material Change 21 31 Sieve sizes - �cla >70 Very dense Very hard 40 LOG OF TEST BORINGS C -.7 Silty clay or 21/2 Gone penetrometer ML &D' 0 _f�T_A_ yey SiltT@( T 30405060 70 90 90 Classification of earth materials shown on this sheet is based on field inspO( tion and Igneous rock dote of Date 20 By E. LIQUID LIMIT should not be construed to imply laboratory analysis unless so stated. boring Se0onds per fo6t Scale 1 10, Date May 197 1 Drawing SEEM Check by P li,) FTF14:3: F U rA-RT"1'31i _ G , U, .4 A �PI 'eA. t - �,A " C 10- Q I I �Ie� 77 4 NN NZ EY ROA 40 7 !� , V, 1� /I "ji I DRAW1W NO.! 5e1406h_ NO .188,9 /3 25 Y�r ILE TAI-F NO. 29C-1 12 S 4 _2 IQ