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i. i <br /> r ita Project: Eclipse Development, Phase IV,36th St. Pipeline Key to Log of Boring <br /> 1 o Project Location: City of Everett,Washington <br /> a Project Number: 33758986 <br /> I rt w <br /> cc SAMPLES <br /> t } 7 <br /> �? o c E <br /> . , 6 -;� r io Q o MATERIAL DESCRIPTION REMARKS AND <br /> I, aa) o-- <br /> —aa) Q E o > 0 OTHER TESTS <br /> n I- z m O 0 D <br /> . 1 2 D 4 I5I 6 7 8 I9I 10 12 <br /> N COLUMN DESCRIPTIONS <br /> 1 Elevation:Elevation in feet referenced to mean sea level(MSL) <br /> t or site datum. <br /> e r 1 m 10 Well Completion Schematic: Graphic depiction of subsurface <br /> a 2 Depth: Depth in feet below the ground surface. material encountered;typical symbols are shown below <br /> 0 <br /> Sample Type: Type of soil sample collected at depth interval <br /> z 13 I shown;sampler symbols are explained below. 12 Remarks and Other Tests: Comments and observations regarding <br /> j 2 drilling or sampling made by driller or field personnel. Other field and <br /> i; ! I 5 4 Sample Number: Sample identification number. laboratory lest results,using the following abbreviations: <br /> g 5 Blows/6in. Number of blows required to advance driven <br /> o sampler 12 inches beyond first 6-inch interval,or distance noted, <br /> o <br /> e. using a 300-lb or 140-lb hammer with a 30-inch drop. <br /> 1 r o 16 I OVM:Organic Vapor Monitor,expressed as parts per million <br /> 0 Trace 0 -10% Little 10-20% <br /> 0 7 Graphic Log: Graphic depiction of subsurface material Some 20-35% And 35-50% <br /> li encountered;typical symbols are explained below. <br /> Descriptions and stratum lines are interpretive;field descriptions may have been <br /> 8 USCS: Graphiclsr depiction of subsurface material encountered; modified to retied lab test results. Descriptions on these logs apply onlyat the <br /> typical symbols are explained below- specific boring locations and at the time the borings were advanced the are not <br /> ' 9 Material Description: Description of material encountered;may warranted to be representative of subsurface conditions at other locations or times. <br /> - a include color,moisture,grain size,and density/consistency. <br /> z Symbols Typical Descri icons TYPICAL SAMPLER <br /> ± F co Major DivisionsP <br /> Graph Letter GRAPHIC SYMBOLS <br /> o ro Clean r►•sv Well-Graded Gravels,Gravel-Sand Mixtures,Little or no <br /> o ro •!�••a GW Fines r Dames&Moore <br /> o c Gravels Sampler <br /> F aa. °, N o (little or pit i� Poorly-Graded Gravels,Gravel-Sand Mixtures,Little or no <br /> > Ili `o La ° no fines) :1=� C'P Fines <br /> r c i z t- ;•' Relatively Undisturbed <br /> z m COrO 9 t a Sample <br /> ` w :o o °, g m Gravels r� .li GM Silty Gravels,Gravel-Sand-Silt Mixtures <br /> a U) N o O c with Fines ' /$ <br /> m o v . (appreciable ' r X Disturbed Sample <br /> i r w c Z m m amount of fines) +'��� GC Clayey Gravels,Gravel-Sand-Clay Mixtures <br /> m 5) •y ,O N J+/�r <br /> _ N . 6 o m .f <br /> a >+ a E o-2 a Clean Sand -==•' i,,? SW Well-Graded Sands,Gravelly Sands,Little or no Fines LI Standard Penetration Tel <br /> 166 o U) <br /> a . w C % c a (little or - <br /> — <br /> d 0 v a S c v no fines) : S P Poorly Graded Sands,Gravelly Sands,Little or no Fines <br /> N :M m = c o _ - 0 No Recovery <br /> R o ,° Y z <br /> a v B.Lt. o, Sands with SM Silty Sands,Sand-Clay Mixtures <br /> z o ( o Fines • <br /> 1 f * g N 2 m (appreciable ,. Grab Sample <br /> f F amount of fines SC Clayey Sands,Sand-Clay Mixtures — <br /> i O U _ )' 'a <br /> ' a = °' Inorganic Silts and very Fine Sands,Rock Flour,Silty or TYPICAL WELL <br /> w p m ML Clayey Fine Sands or Clayey Silts with Slight Plasticity GRAPHIC SYMBOLS <br /> � UJ E <br /> r c -' 52)B ,� C Silts Liquid Limit CL Sandy Clays Inorganic ,Silty ys of Low to <br /> edn'um Cayslasticity,Gravelly Clays One pipe in bentonite <br /> a F.t m 'v_ o m in and Less than 50% j� Cla r <br /> pellets <br /> m <br /> } N o Clays == OL Organic Silts and Organic Silty Clays of Low Plasticity , <br /> i I o — — One pipe in filler <br /> m i16.. N MH Inorganic Silts,Micaceous or Diatomaceous Fine Sand or pack <br /> w ro o d Silty Soils <br /> — <br /> One slotted pipe in <br /> ii 5 Silts Liquid Limit P,,, OH Inorganic Clays of High Plasticity,Fat Clays r filter pack <br /> r - a -— and Greater than 50% _ <br /> oo Clays CH Organic Clays of Medium to High Plasticity,Organic Silts <br /> v V Bentonite Seal <br /> U Highly Organic Soils 1'- PT Peat,Humus,Swamp Soils with High Organic Contents <br /> a <br /> Note: Dual Symbols are used to indicate borderline soil classifications <br /> w Figure A-0 <br /> URS <br /> t. t <br />