Laserfiche WebLink
� <br /> MAJOR DIVISIONS LETTER NPICAL DESCRIPTION <br /> I SYMBOL <br /> e -gra e grave s, grave-san mix ures, i e <br /> ( L GRAVELS CLEAN GW or no fines. <br /> � GRAVELS Poorly-graded gravels, gravel-sand mixtures, <br /> � �, More than 50% <5% fines GP little or no fines. <br /> Z@ of coarse Silry gravels, gravel-sand-silt mixtures, <br /> Ia� fraction is larger GRAVELS GM non- lastic fines. <br /> � (n '� .� than No. 4 sieve with fines GC Clayey gravels, gravel-sand-clay mixtures, <br /> I � J � �' lastic fines. <br /> p E o Well-graded sands, gravelly sands, little or no <br /> w o N SANDS CLEAN SW <br /> � � ,� Z More than 50% SANDS Poorly-graded sands or gravelly sands, little or <br /> "' <5% fines SP <br /> Q c of coarse no fines. <br /> � ,=m., fraction is SM Silty sands, sand-silt mixtures, non-plastic fines. <br /> I V o smaller than No. wi h fiDn s <br /> � 4 sieve $C Clayey sands, sand-clay mixtures, plastic fines. <br /> � M L norganic si s, roc our, c ayey si s wi s ig <br /> � `� �°�—' SILTS AND CLAYS plasticiry. <br /> w �, �n norganic c ays o ow o me ium p as ia , ea <br /> Z m o Liquid limits C� clay). <br /> i � JE N less than 50% <br /> o Z �L Organic silts and organic clays of low plasticity. <br /> � � � m MH Inorganic silts, elastic. <br /> w � � � SILTS AND CLAYS <br /> Z d a� Liquid limits greater C�-{ Inorganic clays of high plasticity, (fat clays). <br /> � � E than 50% <br /> IN �H Organic clays of high plasticity. <br /> HIGHLY ORGANIC SOILS PT Peat. <br /> DEFINITION OF TERMS AND SYMBOLS <br /> L J Densit SPT (Blows/Foot) 2�� Outside diameter split spoon <br /> p W Very loose 0-4 I sample� <br /> p � Loose 4-10 <br /> Z � Medium dense 10-30 2.4" Inside diameter ring sampler or <br /> �Q � Dense 30-50 � Shelby tube <br /> �� Very dense >50 Z Water level (date) <br /> Consistency SPT (Blows/Foot) Tr Torvane reading, tsf <br /> ` Very soft 0-2 pp Penetrometer reading, tsf <br /> o �- Soft 2-4 DD Dry density, pcf <br /> I J Q Medium stiff 4-8 LL Liquid limit, percent <br /> — U Stiff 8-15 p� Plasticity index <br /> I � Very stiff 15-30 <br /> Hard >30 N Standard penetration, blows per foot <br /> IProposed Community Health Center Figure A-1 � <br /> I The Riley Grorip, Inc. project Number Date Drawn: a <br /> / i�s�z tiowon w:�y��,�a��;�s�,so�i�n Unified Siol Classification System <br /> Ilo�hcll.�vnshing�on 9so�� 2009-154 O6/02/09 <br /> riu,nc:a�s,ais.u;st •r,r:a�s.ais.o3i i Address:SWC 14th Street and Broadway Ave, Everett,Washington <br /> I <br />