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PARTICLE-SIZE DISTRIBUTION ASTM D 421 AND D 422 <br />US STANDARD SIEVE OPENING SIZES <br />7• ~ r ~s .ns as aio axo aea aao aioo a:ao <br />d00 <br />90 <br />P 80 <br />E <br />R 70 <br />C <br />E 60 <br />N <br />T 50 <br />P 40 <br />A <br />S 30 <br />S <br />I <br />N 20 <br />G <br />ZO <br />0 F~-I <br />1000 <br />100 10 ] O.l 0.01 0.001 <br />PARTICLE SIZE (mm) <br /> Coarse Fine Cor Med Fine Silt or Cla Size <br />COBBLES GRAVEL SAND F'~S <br />SAMPLE #: <br />DEPTH (ft): <br />DESCRIPTION: <br />,Y with trace <br />to coarse sand <br />16 <br />MONTGOMERY WATSON/LAB TESTING/CO <br />953-2903 <br />MC (As tested): 22.2% <br />LL: 49 <br />PL: 20 <br />PI: 29 <br />Gs: Gs <br />DATE: <br />TECH: <br />REVIEW: <br />GOLDERASSOCIATES INC. <br />LAKEWOOD,COLORADO <br />