1901 W MUKILTEO BLVD Geotech Report 2022-10-25

UNIFIED SOIL CLASSIFICATION SYSTEM GROUP GROUP NAME MAJOR DIVISIONS SYMBOL CLEAN GW WELL-GRADED,FINE TO COARSE GRAVEL COARSE - GRAVEL GRAVEL GP POORLY-GRADED GRAVEL GRAINED MORE THAN 50% GRAVEL GM SILTY GRAVEL OF COARSE FRACTION RETAINED ON SOILS NC).4 SIEVE WITH FINES GC CLAYEY GRAVEL SAND CLEAN SW WELL-GRADED SAND,FINE TO COARSE SAND SAND SP POORLY GRADED SAND MORE THAN 50% RETAINED ON MORE THAN 50% NO.200 SIEVE OF COARSE FRACTION SAND SM SILTY SAND PASSES NO.4 SIEVE WITH FINES SC CLAYEY SAND FINE - SILT,AND CLAY ML SILT INORGANIC GRAINED LIQUID LIMIT CL CLAY LESS THAN 50% SOILS ORGANIC OL ORGANIC SILT,ORGANIC CLAY SILT AND CLAY MH SILT OF HIGH PLASTICITY,ELASTIC SILT MORE THAN 50% INORGANIC PASSES LIQUID LIMIT CH CLAY OF HIGH PLASTICITY,FLAT CLAY 3 NO.200 SIEVE 50%OR MORE 0 co ORGANIC OH ORGANIC CLAY,ORGANIC SILT N 0 HIGHLY ORGANIC SOILS PT PEAT ,, 0) a NOTES: u°, V 1) Field classification is based on visual SOIL MOISTURE MODIFIERS: .4 examination of soil in general accordance with ASTM D 2488-93. Dry-Absence of moisture,dusty,dry to a the touch 0 2) Soil classification using laboratory tests ti is based on ASTM D 2488-93. Moist Damp,but no visible water. re Wet-Visible free water or saturated, 3) Descriptions of soil density or usually soil is obtained from (n consistency are based onbelow water table M interpretation of blowcount data, visual appearance of soils,and/or test data. , LL Project Number , NELSON GEOTECHNICAL No. Date Revision By CK o 974316 Scriven Residence ASSOCIATES, INC. 1 10/27/16 Original DPN ABR 4 ImprovementsGEOTECHNICAL ENGINEERS & GEOLOGISTS G z Figure 4 Soil Classification ChartCO 17311-135th Ave.NE,A-500 Snohom'sh County(425)337-1669 Wood'nvflb,WA 98072 Wenatchee/Chebn(509)665-7696 CO