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! ! SAMPLEISAMPLER TYPE GRAPHICS UNIFIED SOIL CLASSIFICATION SYSTEM(ASTM D 24 7) GEO-PROBE SAMPLER Cuz4 and . WELL-GRADED GRAVELS, CLEAN �r GW GRAVEMIXTURES WITHOR NO GRAVEL 1sCa3 • LITTLE OR NO FINES PUSH TUBE SAMPLER •I WITH o a <5% Cu<4 and/ ° POORLY GRADED GRAVELS, $ FINES or 1>Cc>3 GP LCxITRAVrL.SANDfLE OR NO MIXTURES WITH WELL MATERIAL GRAPHICS $ `a WELL-GRADED GRAVELS, E GW-GM GRAVEL-SAND MIXTURES WITH WELL BACKFILL MATERIAL GRAPHICS m Cuz4 and • LITTLE FINES R 1sCc%3 WELL-GRADED GRAVELS, GROUNDWATER GRAPHICS '-" GRAVELS • GW-GC GRAVEL-SAND MIXTURES WITH SZ WATER LEVEL(level where first observed) o WITH I LITTLE CLAY FINES S 5%TO t WATER LEVEL(level after exploration completion) t 12% GP•GM POORLY GRADED GRAVELS, w ° Q WATER LEVEL(additional levels after exploration) v g FINES GRAVEL-SAND MIXTURES WITH Cu-4 and/ ❑ LITTLE FINES OBSERVED SEEPAGE 8 0 or 1>Cc>3 POORLY GRADED GRAVELS, GP-GC GRAVEL-SAND MIXTURES WITH NOTES o LITTLE CLAY FINES report The and log key are an Integral part of these logs. All data and Interpretations In this lag are subject to the explanations and Cy 9 GM SILTY GRAVELS,GRAVEL-SILT-SAND b limitations stated in the report. c MIXTURES 2,tinea separating strata on the logs represent approximate I- € GRAVELS boundaries only. Actual transitions may be gradual or differ from mW WITH> CLAVEV GRAVELS, those shown. B � 12% GC GRAVEL-SAND-CLAY MIXTURES 3.No warranty Is provided as to the continuity of soil or rock 'E FINES conditions between Individual sample locations. E O CLAYEY GRAVELS, 4.Logs represent general soil or rock conditions observed at the point o l7MVE4SAND•CLAYSILT MIXTURES of exploration on the dale indicated. r 5.In general.Unified Soil Classification System designations m CLEAN Cuz6 and M WELL-GRADED SANDS,SAND-GRAVEL 5F presented on the logs were based on visual classification In the field S SANDS 1s Ccs3MIXTURES WITH LITTLE OR NO FINES and were modified where appropriate based on gradation and index m WITH ••••• n property testing. o y = i POORLY GRADED SANDS, Cine and/ {:;;% 6.Fine grained sails that plot within the hatched area on the Plasticity u� FINES or 1>Cc>3 SAND-NAVEL MIXTURES WITH i Chad•and coarse grained soils with between 5%and 12%passing O $ LITTLE OR NO FINES w the No.200 sleve require dual USCS symbols,Is..GW-GM.GP-GM, m >: GW-GC.GP-GC,GC-GM,SW-SM,SP-SM.SWSC,SP-SC.SC-SM. m WELL-GRADED SANDS,SAND-GRAVEL iS MIXTURES WITH LITTLE FINES i T.It sampler is not able to be driven at least 6 Inches,511%Indicates y Cuz:6and •• number of blows required to drive the identified sampler X inches with m 1:Ca3 a 140 pound hammer falling 30 inches. O EWELL-GRADED SANDS,SAND-GRAVEL y B SANDS « MIXTURES WITH LITTLE CLAY FINES z o 5%TO 12% POORLY GRADED SANDS, FINES SP4111111 SAND-GRAVEL MIXTURES WITH CuA and/%`.'% LITTLE FINES or 1,Cc�3 POORLY GRADED SANDS, no ❑ IS tri SAND-GRAVEL MIXTURES WITH m LITTLE CLAY FINES om yl m JW SILTY SANDS,SAND-GRAVEL-SILT $ MIXTURES mre 04 ° SANDS m1 N WITH> SICCLAYEY SANDS,SAND-GRAVEL-CLAY ❑ 12% MIXTURES ZZ FINES DI N CLAYEY SANDS,SAND-SILT-CLAY �d �" MIXTURES - ML INORGANIC SILTS AND VERY FINE SANDS,SILTY OR I CLAYEY FINE SANDS SILTS WITH SLIGHT PLASTICITY wis INORGANIC CUYS OF LOWTO MEDIUM PLASTICITY,GRAVELLY fl JN N E c D SIL'(S�ANd Limit GL CLAYS,SANDYCLAS-SILTSYSOF EAN PLASTIAYS CITY, w less than 50 CL-ML WORGANIC DY CLAYS, SOF CO VS.LEAN GRAVELLY �`o I CU SANDY CLAVE SILTY CLAYS,LEAN CLAYS Z d o i ORGANIC SILTS 8 ORGANIC SILTY CLAYS $ z mo — OL IN LOW PLASTICITY EW INORGANIC SILTS,MICACEOUS OR Lg' mq� MH DIATOMACEOUS FINE SAND OR SILT SILTS AND CLAY INORGANIC CLAYS OF HIGH PLASTICITY, uLiquid Limit CH FAT CLAYS greelx Nen 60) FAT CLAYS S ORGANIC SILTS OF OH GAN MEDIUM-TO-HIGH PLASTICITY m N PROJECT NO.: 133385.4 GRAPHICS KEY PLATE DRAWN BY: G.G. (OKL INrELDER CHECKED BY: D.H. BENJAMIN HOLT DRIVE A-1 J Bright People. Right Solutions. DATE: annD13 IMPROVEMENT PROJECT � �\ GETTYSBURCKTACE CALIFORNIAICAVENUE `/ REVISED: STOCKTON, ALIFOR