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UNIFIED SOIL CLASSIFICATION SYSTEM <br />GROUPSYMBOL <br />MAJOR DIVISIONS <br />GROUP NAME <br />CLEAN <br />GW <br />WELL -GRADED, FINE TO COARSE GRAVEL <br />COARSE- <br />GRAVEL <br />GRAVEL <br />GP <br />POORLY -GRADED GRAVEL <br />GRAINED <br />MORE THAN 50 % <br />GRAVEL <br />GM <br />OF COARSE FRACTION <br />SILTY GRAVEL <br />RETAINED ON <br />SOILS <br />NO.4 SIEVE <br />WITH FINES <br />GC <br />CLAYEY GRAVEL <br />SAND <br />CLEAN <br />SV1/ <br />WELL -GRADED SAND, FINE TO COARSE SAND <br />SAND <br />MORE THAN 50 <br />SP <br />POORLY GRADED SAND <br />RETAINED ON <br />MORE THAN 50 % <br />NO. 200 SIEVE <br />OF COARSE FRACTION <br />PASSES NO.4 SIEVE <br />SAND <br />SM <br />SILTY SAND <br />WITH FINES <br />SC <br />CLAYEY SAND <br />FINE - <br />SILT AND CLAY <br />ML <br />SILT <br />INORGANIC <br />GRAINED <br />LIQUID LIMIT <br />CL <br />CLAY <br />LESS THAN 50 % <br />SOILS <br />ORGANIC <br />OL <br />ORGANIC SILT, ORGANIC CLAY <br />SILT AND CLAY <br />MH <br />SILT OF HIGH PLASTICITY, ELASTIC SILT <br />MORE THAN 50 % <br />INORGANIC <br />PASSES <br />LIQUID LIMIT <br />CH <br />CLAY OF HIGH PLASTICITY, FAT CLAY <br />NO. 200 SIEVE <br />50 % OR MORE <br />ORGANIC <br />OH <br />ORGANIC CLAY, ORGANIC SILT <br />HIGHLY ORGANIC SOILS <br />PT <br />z <br />L: <br />tf <br />PEAT <br />R <br />NOTES: C <br />a <br />1) Field classification is based on visual SOIL MOISTURE MODIFIERS: a <br />examination of soil in general g <br />accordance with ASTM D 2488-93. Dry - Absence of moisture, dusty, dry to <br />the touch ° <br />2) Soil classification using laboratory tests a <br />is based on ASTM D 2488-93. Moist - Damp, but no visible water. <br />3) Descriptions of soil density or Wet - Visible free water or saturated, <br />c <br />consistency are based on usually soil is obtained from <br />interpretation of blowcount data, below water table o <br />visual appearance of soils, and/or o <br />test data. 1-2 <br />d <br />a <br />Project Number <br />Nelson Geotechnical <br />No. <br />Date <br />Revision <br />By <br />CK U <br />1040218 <br />Garcia Residence Addition <br />Soil Classification Chart <br />N G A '`�- Associates, Inc. <br />Geotechnical Engineers & Geologists <br />1 <br />6/15/18 <br />Original <br />OPN <br />e <br />CTC <br />Figure 4 <br />W- wile 01ft. East Wenatchee 01nce <br />77311.1351h Ave. NE, A4i80 56261nduaty Lane, N2 <br />z <br />NbadW WA99o72 Goat Nleru4hee, WAfaia02 <br />(425)486-1669/F-481-2518 vmw.nalsongeotxhcom (589) 685.769B/ Fax: 665.7692 <br />Z <br />