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NIFIED SOIL CLASSIFiCAT1ON <br /> CrhaHa for Aulgnkp Croup SymboY end Croup NrMS Utkrg Labsremry Tase/t <br /> ~~ <br />C"O1p ~1ea <br /> Symbol <br /> Coarar-Crakrd GrovW moro than Cisan GrovMa c so Cu > 6 and 1 < CC <3a GW Well <br />raded <br />reed' <br /> Soils moro than 50% of coanr then 5% fines g <br />g <br /> 50% rotakrsd on fraction rotairrsd on <br /> Na. 200 slew No. 6 sieve Cu < 6 and/or 1 > Ce > 3r GP Pearly gndad gnvaf <br /> <br /> <br />i Gnvde with Fnsa c <br />moro than 12% hose Furs elasdfy ar ML or MH GM SRy grewl,C,H <br /> FiMS elaedfy n CL rt CH GC CLyay graralf°" <br /> Sarrdt 50% of rrrro C4an Sande Lisa Cu > e ertd 1 < Ce < 3r SW WaFgredsd nand' <br /> o} coanr fraction than 5% fkrest <br /> peaces No. a. tiew Cu < 8 and/or 1 > Cc > 0` SP Poany graded sand' <br /> Sande with Fnse Finsa rJateify s• ML or MH SM Sgry aarrda'" <br /> man than 12% fhraa° <br /> Fors CArrdN as CL or CH SC CWey sarrd°J1 <br /> Far-Grairsd Sods Sihs arM Cleya iMrganb A > 7 artl pbta on or above 'A IIM] CL Len clel/'~s <br /> 50% or man Liquid Rmit lees <br /> passse the than 50 PI < a or pbts 6ebw 'A' line] ML SRl'u" <br /> NO. 200 sieve <br />~ orgardc Liquid l4nit -oven dried Organic rdaV'~rs <br /> < 0.75 OL <br />Sihe arrd Clays iMrganb <br />Liquid Ilmit 50 <br />ar moro <br />organb <br />R pbn on or strove 'A' RM <br />P1 Iota bsbw 'A' RM <br />Liquid Rrnit -oven dried <br />< 0.75 <br />Liptud limb - Mt dried <br />Highly orgsnb wRa PrlmadlY organic malts', dark in cob', and organic odor <br />ABaead on the meterid peaaing the 3tin. <br />(75-mml sieve .rCU~Osa~Ovo ~ ~ tD'a)a <br />%f field sample contained cobbles or D, x DN <br />6ouldero, or both, add 'with cobbles or <br />haulden, or both' [o group name. <br />cGrevela with 5 to 12% fines require dud °If soil cgmdna > 15% send, add 'with <br />symbols: send' to group name. <br />GWriM well-graded gravel with silt °If hose elesdfy m CL-ML, use dud symbol <br />GW~'iC well-graded gravel with clay GC-GM, or SC-SM. <br />GP-GM poody graded greed with silt "If fines ors ofgardc, add 'with organic fines' <br />GP-GC poody graded growl with clay to group name. <br />°Sends with 5 to 12% fines require dud 'lt soil conteina > 15% gravel, add 'with <br />cymbals: greed' to group name. <br />SW-SM welFgreded send with silt ]I} Atterberg limits plat in shsdsd eras, sail is <br />SW-SC wall-graded send with clay a CL-ML, silty clay. <br />SP-SM poody graded sand with silt <br />SP-SC poody graded send with clay <br />r <br />w <br />p <br />U <br />y m <br />< <br />ii <br />r° <br />r <br />CH Frt <br />ON <br />PT Poe[ <br />5f soil contains 15 [0 29% plus No. 200, add <br />'with nand' or 'with gravel', whichever is <br />predominant <br />4f soil eonteina ~ 30% plus No. 200 <br />predominantly send, add 'sandy' to group <br />name. <br />"1f soil contdne ~ 30% plus No. 200, <br />predominantly growl, add 'gravelly' to group <br />name. <br />"Pt > 4 end plots on ar ebovs 'A' line. <br />°PI < 4 or plots below 'A' line. <br />rPl plots on or ehgw 'A' line. <br />°PI plots below 'A' Tine. <br /> <br />r. rx,r w r~.-~~..r r <br />w n..~w r~r .r .~~ <br />r,~... <br />r'u ... <br /> (( <br /> ~~I <br /> <br /> <br />Emr, d V - h <br />~'"~w u <br />r' <br />tu~i qQl <br />a <br />ti G~ <br />O~' <br />' <br />oa <br />G~' I <br /> MH o a OH <br />-~-=~'yt%'-''- ML oa OL <br />I <br />0 <br />e ~° ~r m m .° ]° n m m ra ics sic <br />t1gUm l.llrl7 (LL) <br />' ~ lf~rr~co <br />