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q <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISION :thou TYPICAL NAMES <br /> GRAVELS GW '' l40 lr14W W.,e#Of -wnd mkW m Me or no A," <br /> Um S1 OOIRSL fw 1/2rlOF GP •j PaWy exp rrwbo cr rVv*-ucnd�At�R Me or no Ihm <br /> CyCy��A «s 4 NEW SM GIG SPhy-rcrAd4 dr"-.md-01 mbrhrw <br /> .�. GC CteM VvQd• Vvyd-sand-Liay entdwgo <br /> SANDS SW: tNs aradea such n wvvmy BM4%Ilttlo or no Rhoo <br /> HM T144N 1/2 OF SP, Paaty �Ztad aando or wma0y aa�da 0M or no lino <br /> COARM fRACTiOH< <br /> Na. a SERE gat Sm : testy owd4 mmdc-dt rnlrt:rea <br /> Sc Clam amda aan"ay mtrhraa <br /> WX�1 M aa+dadts andys 11th OM Yphl pl Ina wde,rqq* Saw. Nty a aayrY <br /> ar da <br /> SILTS & CI.AYs CL h k soya of jog to Mahan pint%any,gravelly cloy, <br /> LS v I --- LLGSO soady ekya, dty d4)% Isan sa)u <br /> H i GI„?�silf` Wq�k at. and.,.3. dty deya Wa plastaty <br /> IGH a„vItoow so r rasn <br /> laaaaa or dtaiernoosara Aw amr.dy ar dty <br /> SILTS CLAYS CH kwvarnlc day.o}high plosuaYy.tot day <br /> u>ao <br /> OH Orrmle ray a!madhem to hlgh plaallertx arpmla ply Jaya <br /> agank she <br /> . �, ... KMIT aft"AlC SOILS PfE Parrll and othr h1gNy oryonla sell <br /> CLASSIFICATION CHART <br /> RANGE OF GRAIN SIZES <br /> CLASSIFICATION f U.S. Standard Grain Size <br /> Sieve Size In Millimeters <br /> BOULDERS Above 12" Above 305 <br /> COBBLES 12" to 3" 305 to 76.2 <br /> GRAVEL 3" to No. 4 76.2 to 4.76 <br /> COARSE 3' to 3/4' 76.2 to 4.76 <br /> FINE 3/4' to No. 4 19.1 to 4.76 <br /> SAND No. 4 to No. 200 4.76 to 0.074 <br /> COARSE No. 4 ro No. 10 4.76 to 2.00 <br /> EINE No. 10 to No. 40 2.00 to 0.420 <br /> MEDIUM No. 40 to No. 200 I 0.420 to 0.074 <br /> SILT CLAY Below No. 200 Below No. 0.074 <br /> GRAIN SIZE CHART ❑n 'GROUNDWATER <br /> �i�❑TECHNOLOGY. INC. <br /> ;,,,,, OCTum 13tn, I= - W4 f <br />