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LOG OF EXPLORATION PIT NO. EP-6 <br /> This log is part of the report prepared by Associated Earth Sciences,Inc.(AESI)for the named project and should be <br /> s read together with that report for complete interpretation.This summary applies only to the location of this trench at the <br /> time of excavation.Subsurface conditions may change at this location with the passage of time.The data presented are <br /> a simplfication of actual conditions encountered. <br /> DESCRIPTION <br /> Grass/Topsoil <br /> Loose, slightly moist, dark brown, organic rich, silty, fine to medium SAND, trace gravel (SM). <br /> - <br /> Vashon Lodgement Till <br /> 2 _ Dense, slightly moist,gray,silty,fine SAND, some gravel; cobbles(<6 inches in diameter)present <br /> (SM). <br /> Weathered to medium dense,tan from 0.5 to 2 feet; discontinuous light patches of oxidation <br /> 3 — present. <br /> 4 — <br /> Vashon Advance Outwash <br /> 5 — Dense,slightly moist, gray, fine SAND,trace to some gravel,trace to some silt;occasional silty <br /> layers (<2 inches thick); stratified (SP-SM). <br /> 6 — <br /> 7 — <br /> 8 — <br /> 9 — <br /> 10 — <br /> 11 — <br /> 12 — <br /> 13 — Bottom of exploration pit at depth 12.5 feet <br /> No seepage. No caving. <br /> 14 — <br /> 15 — <br /> 16 — <br /> 17 — <br /> 18 — <br /> 19 — <br /> 20 <br /> s <br /> N <br /> Stormwater Infiltration Assessment <br /> Everett, WA <br /> associatedCD <br /> 000110,.> <br /> Logged by: ADY Project No. 170671 H001 <br /> Approved by: JHS earth 12/14/17 <br /> sciences <br /> a � • i n c o r p o rate <br />