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( <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br /> ( _ _ <br /> MAJOR DIVISIONS GROUP GROUP NAME <br /> ( SYMBOLI <br /> I CLEAN GW WELL-GRADED,FINE TO COARSE GRAVEL <br /> COARSE - GRAVEL <br /> GRAVEL GP POORLY-GRADED GRAVEL <br /> IGRAINED MORETHAN50% GRAVEL GM SILTYGRAVEL <br /> OF COARSE FRACTION <br /> � RETAINED ON -- <br /> SOILS N0.4SIEVE WITH FINES GC CIAYEYGRAVEL <br /> I SAND CLEAN SW WELL-GRADED SAND,FINE TO COARSE SAND <br /> SAND � <br /> SP POORLY GRADED SAND <br /> ( MORE THAN 50°h MORE THAN 50% <br /> RETAINED ON OF COARBC-FRACTION <br /> N0.200 SIEVE pASSES NO.4 SIEVE SAND SM SIL7Y SAN� <br /> IWITH FINES SC CLAYEYSAND <br /> I FINE - SILT AND CLAY ML , si�T <br /> INORGANIC - <br /> GRAINED LI�UID LIMIT CL cv�v <br /> I LESS THAN 50°� <br /> SOILS ORGANIC OL ORGANIC SILT,ORGANIC CL4Y <br /> I SILT AND CLAY MH SILT OF HIGH PLASTICITY,ELASTIC SILT <br /> INORGANIC <br /> i MORE THAN 50°h <br /> PASSES LI�UID L�MIT CH CLAY OF HIGH PLASTICITY,FLAT CLAY <br /> � NO.200 S�EVE 50°h OR MORE <br /> ORGANIC QH II ORGANICCLAY,ORGANICSILT <br /> IHIGHLY ORGANIC SOILS PT i PEAT <br /> NOTES: <br /> I 1� Field classification Is based on visual SOIL MOISTURE MODIFIERS: <br /> examinalion of soil in general <br /> accordance wilh ASTM D 2488-93. Dry-Absence of moisture,dusty,dry to <br /> lhe�ouch <br /> I 2) Soll classilicatlon uslrg laboratory tests <br /> is based on ASTM D 248&93. Molsl-Damp,but no vlsible tvater. <br /> 3) Descrlptlons of soll denslry or Wet-Vlsible free water or saturated, <br /> wnsistency ara based on usuaily sal Is obtalned from � <br /> beiow water tehle <br /> Interprotation of blowcounl dala, 7 <br /> visual appearance of soils,endfor Z( � <br /> tasl data. <br /> I Project Number �./�.�, NEL90N GEOTECHNICAL NO. D�ta Rlvl�lon By CK � <br /> � 755706 Aghaghafar Residence N� V A z AS90CIATES� iNa � ,�, ono�� �aw MOR g <br /> Soil Classification GEOTECNNICAL ENGINEER9 &GEOLOG19T8 <br /> I Figure6 ini�nan�,.�ciwm w�r�co.n��a�ut.�� � <br /> Wunwr.WApCA �v+�1T+�l�li�� <br /> palus�roors.,�e�a�o •+..y.ewam+ <br /> 2 <br />