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SAMPLER AND DRILLING METHOD GRAPHICS UNIFIED SOIL CLASSIFICATION SYSTEM(ASTM D 2487)
<br /> WELL-GRADED GRAVELS,
<br /> BULK/GRAB/BAG SAMPLE
<br /> CLEAN Cu>4 and •' GW GRAVEL-SAND MIXTURES WITH
<br /> GRAVEL 1sCcs3 LITTLE OR NO FINES
<br /> MODIFIED CALIFORNIA SAMPLER > WITH
<br /> (2 or 2-1/2 in.(50.8 or 63.5 mm.)outer diameter) <5% POORLY GRADED GRAVELS,
<br /> FINES Cu-4 and/ o3 GP GRAVEL-SAND MIXTURES WITH
<br /> CALIFORNIA SAMPLER y or 1>Cc>3 o LITTLE OR NO FINES
<br /> (3 in.(76.2 mm.)outer diameter)
<br /> STANDARD PENETRATION SPLIT SPOON SAMPLER s • WELL-GRADED GRAVELS,
<br /> (2 in.(50.8 mm.)outer diameter and 1-318 in.(34.9 mm.)inner GW-GM GRAVEL-SAND MIXTURES WITH
<br /> diameter) o Cu>4 and LITTLE FINES
<br /> `T 1sCF3 WELL-GRADED GRAVELS,
<br /> SHELBY TUBE SAMPLER -' GRAVELS • GW-GC GRAVEL-SAND MIXTURES WITH
<br /> oWITH LITTLE CLAY FINES
<br /> HOLLOW STEM AUGER @ 5%TO
<br /> 12% POORLY GRADED GRAVELS,
<br /> FINES ° GP-GM GRAVEL-SAND MIXTURES WITH
<br /> SOLID STEM AUGER > o Cu<4 and/ LITTLE FINES
<br /> or 1-Cc-3
<br /> o o POORLY GRADED GRAVELS,
<br /> WASH BORING ° GP-GC GRAVEL-SAND MIXTURES WITH
<br /> ,,- °, t o LITTLE CLAY FINES
<br /> � m
<br /> 6 GM SILTY GRAVELS,GRAVEL-SILT-SAND
<br /> GROUND WATER GRAPHICS d 02 MIXTURES
<br /> Q WATER LEVEL(level where first observed) O1 GRAVELS
<br /> 5 WITH> CLAYEY GRAVELS,
<br /> WATER LEVEL(level after exploration completion) `-' j 12% GC GRAVEL-SAND-CLAY MIXTURES
<br /> Q
<br /> < FINES
<br /> WATER LEVEL(additional levels after exploration)
<br /> 0 O CLAYEY GRAVELS,
<br /> OBSERVED SEEPAGE o GC-GM GRAVEL-SAND-CLAY-SILT MIXTURES
<br /> m
<br /> L
<br /> NOTES m` CLEAN Cu2:6 and SW WELL-GRADED SANDS,SAND-GRAVEL
<br /> •The report and graphics key are an integral part of these logs. AllSANDS 1sCrr3 MIXTURES WITH LITTLE OR NO FINES
<br /> data and interpretations in this log are subject to the explanations and
<br /> limitations stated in the report. LD
<br /> �o POORLY GRADED SANDS,
<br /> rn w FINES Cu<6 and/ SP SAND-GRAVEL MIXTURES WITH
<br /> •Lines separating strata on the logs represent approximate __J or 1>Cc>3 LITTLE OR NO FINES
<br /> boundaries only. Actual transitions may be gradual or differ from p Y
<br /> those shown. h
<br /> W cc SW-SM WELL-GRADED SANDS,SAND-GRAVEL
<br /> •No warranty is provided as to the continuity of soil or rock Z MIXTURES WITH LITTLE FINES
<br /> conditions between individual sample locations. a `m Cum and
<br /> of m lscc-3
<br /> •Logs represent general soil or rock conditions observed at the w 'E° SANDS SW SC WELL-GRADED SANDS,SAND-GRAVEL
<br /> point of exploration on the date indicated. rn WITH MIXTURES WITH LITTLE CLAY FINES
<br /> •In general,Unified Soil Classification System designations < 0 5%TO
<br /> presented on the logs were based on visual classification in the field12% POORLY GRADED SANDS,
<br /> and were modified where appropriate based on gradation and index FINES SP-SM SAND-GRAVEL MIXTURES WITH
<br /> property testing. °1
<br /> C Cu<6 and/ LITTLE FINES
<br /> ccor 1>Cc>3
<br /> •Fine grained soils that plot within the hatched area on the 0 POORLY GRADED SANDS,
<br /> Plasticity Chart,and coarse grained soils with between 5%and 12°/, o SP-SC SAND GRAVEL MIXTURES WITH
<br /> passing the No.200 sieve require dual USCS symbols,ie.,GW-GM, '= LITTLE CLAY FINES
<br /> GP-GM,GW-GC,GP-GC,GC-GM,SW-SM,SP-SM,SW-SC,SP-SC, r
<br /> SC-SM. a SM SILTY SANDS,SAND-GRAVEL-SILT
<br /> •If sampler is not able to be driven at least 6 inches then 50/X MIXTURES
<br /> indicates number of blows required to drive the identified sampler X 0SANDS
<br /> inches with a 140 pound hammer falling 30 inches. WITH> CLAYEY SANDS,SAND-GRAVEL-CLAY
<br /> ABBREVIATIONS Z 12% SC MIXTURES
<br /> WOH-Weight of Hammer a FINES
<br /> WOR-Weight of Rod
<br /> SC-SM CLAYEY SANDS,SAND-SILT-CLAY
<br /> MIXTURES
<br /> ML INORGANIC SILTS AND VERY FINE SANDS,SILTY OR
<br /> CLAYEY FINE SANDS,SILTS WITH SLIGHT PLASTICITY
<br /> J kiINORGANIC CLAYS OF LOW TO MEDIUM PLASTICITY,GRAVELLY
<br /> SILTS AND CLAYS CL CLAYS,SANDY CLAYS,SILTY CLAYS,LEAN CLAYS
<br /> y E d (Liquid Limit INORGANIC CLAYS-SILTS OF LOW PLASTICITY,GVELLY
<br /> p o 1 m less than 50) CL-ML CLAYS,SANDY CLAYS,SILTY CLAYS,LEAN CLAYS
<br /> Z m
<br /> `w o — ORGANIC SILTS&ORGANIC SILTY CLAYS
<br /> a L a N _ OL OF LOW PLASTICITY
<br /> rY a* INORGANIC SILTS,MICACEOUS OR
<br /> J
<br /> v = MH DIATOMACEOUS FINE SAND OR SILT
<br /> LU
<br /> 2 -- SILTS AND CLAYS INORGANIC CLAYS OF HIGH PLASTICITY,
<br /> Z o (Liquid Limit CH FAT CLAYS
<br /> LL greater than 50) ORGANIC CLAYS&ORGANIC SILTS OF
<br /> OH MEDIUM-TO-HIGH PLASTICITY
<br /> PROJECT NO.: 20173772 GRAPHICS KEY FIGURE
<br /> DRAWN BY: G.G.
<br /> KL EINFEL DER CHECKED BY: S.W. 6
<br /> McFadden Construction Shop Building
<br /> Bright People. Right Solutions. DATE: 3/14/2017 3855 East Farmington Road
<br /> Stockton,California
<br /> REVISED: -
<br />
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