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s4'`�r` :3;� �„ - .y, '.� ''��� L"� -�'hv� i i-�.. �,���t.� `�+`x .Jerr�- �"�.-� l �,�, -..�• st 'y.'w•!""'� ,:j .y�i �,w� . <br /> r-Y <br /> gn <br /> i <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br /> MAJOR DIVISio- N attasaais <br /> GRAVELS W TYPICAL NAMES <br /> is <br /> tdOl4f 7}IIJt <br /> or GP <br /> •� �Rodd ge�ye w Ybwf-eond mtafia� tlt0a w d f� <br /> yj 00.185E FR�Ch(pl > .,j. PAY t1'FdM Iovd.a <br /> A I� Ila 4 ME wN C� Wand'sasd m!y> fR fi0e w y tbas <br /> �U^tRvwiS Pevel-.md-aft mprt� . <br /> Gc �OeY•asla tMd-rasd-ayY�,y rsa <br /> r IWa VOW w,M or Vc.W,aMlk Rt o or no Fhae <br /> lrtxtE �sru s-� OF <br /> 8 00APm rRAc ZN< SP r601Y V dad amda r <br /> Va. a SEW9� R++fy aal4 Me W no&d.1 $AI tfiy w+dc asd�_aft mArpssf <br /> Sc ftayay—4k aan's-day rhmmee <br /> hor r��a .an <br /> SILTS a[ CLAYS �` rA,101all da regia Raa, tlty r deysy <br /> ti rr aft,UM fniht arwt=any <br /> Y�r LLG77 CL o,n°Ey'd�a]R of soya j medeun pfaesany� �a„uy day. <br /> �--� UL i ft-LP vita and plaeUatt <br /> r4unk aity 81.0Fes y <br /> kfH �e'sarlro dtti mkoaooue or cklarnowaua <br /> SILTS a"it <br /> t1+s sandy or alty <br /> sc CLAYS sloaU <br /> W50 CH &W90nk days of hto pfcousfly; tat days <br /> OH ::�� arWre do)a of medlam to hlfh pbatld7y, tvlcnlc aty Jaye, <br /> rYanlc dta <br /> waalcr odauv:c saF� <br /> Pf Peet and othr hlQtdy or fatfe sato <br /> CLASSIFICATION CHART <br /> RANGE OF GRAIN SIZES <br /> CLASSIFICATION <br /> U.S. Standard Groin Size <br /> Sieve Size <br /> In Millimeters <br /> 8OULDERS --- <br /> Ab°ve 1211 Above 305 <br /> COBBLES 12" to 3" <br /> 305 to 76,2 <br /> GRAVEL 3" to No. 4 <br /> 75.2 to 4.76 <br /> �• COARSE 3" to 3/4" <br /> FINE 76.2 to 4.76 <br /> 3/4` to Nc. 4 ID-1 to 4.76 <br /> SAND No. 4 to No. 200 4.76 to 0.074 <br /> COARSE No. 4 ro No. 10 <br /> I1NE4.76 to Zoo <br /> No. 10 to No. 40 2.00 to 0.420 <br /> MEUM No. 40 to No. 200 <br /> 0.420 to 0.074 <br /> SILT CLAY Below No. 200 Below No. 0.074 <br /> GRAIN SIZE CHART 0 <br /> GROUNDWATER <br /> TECHNOLOGY, INC, <br />