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ur <br /> lik <br /> ;d <br /> WATERWORK <br /> �.A <br /> 9 METHOD OF SOIL CLASSIFICATION <br /> €" <br /> ;4AJQR DIVISIONS SYMBOLS TYPICAL NAMES <br /> GRACED GRAvELS IR GRAVEL-SAND MIXTURE! LITTLL OR NO FINES <br /> GRAVELS I <br /> €" In Ga p POCRLY GRADE] GRAVELS OR GRAVEL--SANG NI%TIRES LITTLE CR NO FINES <br /> .-J u 1, <br /> E3 I <br /> 41E i1fW L/2 <br /> GM SILTY GRAVELS, GRAVEL-SAN4D-S[LT M!XTUR£] <br /> 1CF � . <br /> COARSE YRd CUXH) . <br /> Z^ GIG a CLAYEY GRAVELS,CRAVEL-SAhD-CLAY MOMR£S <br /> tY°� <br /> SW VELL GRADED SANDS CR G2AVELY SANDS LITTLE CR NO FINES <br /> Lo SANDS <br /> LJ Zff Y: POORLY GRADED SANDS CR G2AVELY SANDS LITTLE CR 40 FINES <br /> 14- SP k'.+ <br /> <s <br /> p u vaeC YHm L!'a SM SILTY sANDS.SAND-S Lr MIXTURES <br /> U mwsf ruermm< <br /> . Y NR SNCVC <br /> . - Sc CLAYEY SANIlS. :Ah'D{LAY FLIYTtiR£S <br /> INORGANIC SILTS AND VERY FINESAN= ROCK FLCVER,SILTY DR CLAYEY <br /> ML !I FINE SANDS OR CLAYEY SILTS VrTH SLIG4T R .^ <br /> AS.CITY <br /> _Y SILTS E CL.+YS <br /> _ u INaRGAM[C CLAYS CF UM TO NC]ILRM ML.ASTICITY, PAVELY CLAYS. <br /> C3'-" C.L. SANDY CLAYS. "JLrt CLAYS.LEAN CLAYS <br /> N 8 LLC5O <br /> Ca 4 � GL li CRGANIC SILrs AND CRGAN[G SILTY CLOYS LDV PLASTICITY <br /> W <br /> Q� <br /> MH ••• SOILS.��,LASTIC sSTCACEOUS CR 7FATiI4AGECCUS PM:uLaY CR SILTY <br /> �'a SILTS � CLAYS <br /> G.q D+DMANLC CLAYS CF MICH PLASTICITY,FAT CLAYS <br /> r-4 z L050 ,, <br /> <L CH �ii ORGANIC CLAYS OF MEDIUM TO HIGH PLA57LCITY.O2GANIC SILTY CLAVI <br /> oRGANIC MIS <br /> Pt PEAT AND OTHER Ha2-LY MGAr4C SOILS <br /> HIGHLY QRC?NIC SOILS <br /> 1. CLASSIFICATION CHART <br /> < UNTF E7 SOA CLASJ:nCATICN SYSTEM > <br /> a <br /> RANGE CF GRAIN SIZES SANDS AND GRAVELS 31OWS/FST <br /> CLASSIFICATION US VANDARO MAIN SIZE <br /> C9 SIEVE SIM IN MILL:!£TERS VERY LOUSE <br /> SpttL.ERS ABOVE l2' AH7VE I]' LC13SL + - tO <br /> 4 MEDWA MISE 10 - io <br /> 1 COHHLES j 12' TO 3• 713 rD T� DENSE 30 - 56 <br /> LA <br /> GRAVEL 3• TO Na. a 762 TO 4676 VERY CENSE QUER 5¢ <br /> # O7ARSE a' tO 1/i' 762 TO t9s <br /> FINE ]/4, TO NM 4 t9.1 TO 4.76 RELATIVE DENSITY <br /> aN0 NO, 4 m Na no 4.760 rO U74 SILTS AND CLAYS SrLOVS/FOOT <br /> CoARIC LLD. 4 TO NR 17 4360 TO R.® - <br /> NEDIUM mi to TO NIL 40 ;= rO IL420 VERY SOFT ¢ - 2 <br /> F'9 FINE rd 40 TSI ra 200 1420 ra OZ74 Soft 2 - 4 <br /> MCIlIUM St1FL 4 - S <br /> VERY :TIFF 16 - 32 <br /> GRAIN SIZE: CHART HARD avGR 3z � <br /> • NUMBEK OF SLOWS CF 140 POUND HAMMER FALLING ]B WOES TO DRIVE + CONSISTENCY <br /> INCti MD. i1-]/8 :MCN 1,3.) SPt[T SPOON tASTM D-L586> <br /> P: <br />