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TABLE i8-1-A-~OIL CLASSIFICATION CNART-.{Canti~ued) <br />' t~.assslFlcAnoN tztltEltu- <br />Gr = D6p/Dto Gtratu than 4 <br />. Cz ° DIOD~D6o Between 1 and 3 <br />Not meeting both aituia for GW <br />Atterbetg limits plot blow <br />"A° line or piawctty index Atterberg limits plotting <br />less than 4 , in hatched area at+e bor- <br />Attetbetg limits plot below derlino dassificatioas <br />CLASStFiCATtON ON BASIS OF P6iCENTAGE OF FINES "A"line and plasticity index ~i~°8 nse of dual <br />boll. <br />~ a~an 1~ztc ~ ~ t7s w~l sieve GW GP, sw, SP greater than 7 - ~ <br />syc to 12% Pass No. 200 ~ ~' ~' ~' ~ Cu = D6p/Dl0 Gteatu than 6 <br />(75 sieve t3ordalG,e ~ficatton <br />requkMg use of dual symbols <br />__ ~D~3 <br />Cz Dto x Dm Behvecn 1 and 3 <br />' Not meeting both aitcria for SW <br />Atterberg limits plot below <br />"A" lint or htsticit indeu <br />less than 4' P Y ~~ Lmits piottmg <br />in batched area are bor- <br />. Auerberg limits plot above duline dassi5cations <br />use of dual <br />7 laniaty index <br />. g <br />a sym6oLs <br />ce <br />than <br />Plasntxty ctwrtr <br />~ of fine~yrained sons andfinetraction ot~oarse-grained. <br />Atterberg finks pbgtng to latched aroa arc borderline dasstfiraHons <br />nqulrhg use of dual symbols. ~ <br />x Equation of A-line: ~ J..- A-t~ne <br />a Pl=0.73 r-t--mil <br />_c <br />v <br />O <br />0. <br />tltN <br />1 <br />7 •__-__ _ Il> r s_ <br />0 • <br />0 10 ~ ~ ~ `.~ 60 70 l30 90 100 <br />U4uld LJmit . <br />Y~suaFMamwt Me~gifigtion <br />.. .,.u, <br />__ <br />