3620 W MUKILTEO BLVD Geotech Report 2025-08-13

, UNIFIED SOIL CLASSIFICATION SYSTEM MAJOR DIVISIONS GROUP GROUP NAME SYMBOL E CLEAN GW WELL-GRADED,FINE TO COARSE GRAVEL I GRAVEL GRAVEL GRAVEL GP POORLY-GRADED GRAVEL GRAINED MORE THAN 50 OF COARSE FRACTION OF GM SILTY GRAVEL RETAINED ON . SOILS NO.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% MORE THAN 50% RETAINED ON OF COARSE FRACTION NO.200 SIEVE PASSES NO.4 SIEVE SAND SM SILTY SAND 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 CLA SILT AND CLAY MH SILT OF HIGH PLASTICITY,ELASTIC SILT MORE THAN 50% INORGANIC PASSES LIQUID LIMIT CH CLAY OF HIGH PLASTICITY,FLAT CLAY NO.200 SIEVE 50%OR MORE ORGANIC OH ORGANIC CLAY,ORGANIC SILT HIGHLY ORGANIC SOILS PT PEAT NOTES: 1) Field classification Is based on visual SOIL MOISTURE MODIFIERS: examination of soil in general Dry Absence of moisture,dusty,accordance with ASTM D 2488-93. the touch dry to 2) Soil classification using labratory tests Moist- but no visible water. is based on ASTM D 2488.93. Damp, Wet-Visible free water or saturated, 3) Descriptions of soil density or usually soil is obtained from Co consistency are based on below water table 8 interpretation of blowcount data, EH I BIT visual appearance of soils,and/or test data. PAGE.,2L0F,241 PROJECT NUMBER NELSON GEOTECHNICAL No. Date Revision By CK 366502 Strickland/Nielsen �NGA-1. ASSOCIATES, INC. I 3r�o3 Original AOJ' DU Soil Classification GEOTECHNICAL ENGINEERS&GEOLOGISTS E Figure 3 173111-1350.Am NE.A-500 Snaa=Ceunty(425)337-1669 W W8C 4,WA 90072 Wentd.p/fi.dan(509)76s..2r56 (425)469-1669/Fax 481-2510 nr..nd.or.gaWed�w.n 2