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<br />~, <br />U.S. SIEVE OPENING IN INCHES I U.S. SIEVE NUMBERS I HYDP.OMETER <br />6 4 3 2 1.5 t ~ 1/2316 3 4 6 810 is t6 20 30 40 50 60 100140200 <br />195 1 1 ,l 11 l ,~ I 1 l~, 11 1 I I I II ! .l I ~ I I II 11 1 Il l l !!! <br />35 1 l~ 1 ~ I\ i I! ( ~ ~l!1 ~ l~:l ! 1 11 Ill 1 <br />8oI I ~ P~~IIi I II1 I III I I l it l <br />;oI i I !! I\ I' ! I I ~I! <br />65 l <br />H- <br />x <br />~ 60 <br />w <br />> 55 <br />m <br />w 50 <br />z <br />LL <br />h 45 <br />z <br />w <br />~ 40 <br />w <br />a 35 <br />30 <br />25 <br />20 <br />15 <br />10 <br />5 <br />0 <br />IVV lU 1 U.l <br />GRAIN SIZE IN MILLIMETERS <br />0.01 0.001' <br />COBBLES GRAVEL SAND T O <br />Y <br /> coarse fine coarse medium fine SIL <br />R CLA <br />-~ <br /> Specimen Identification Classification LL PL PI Cc I Cu <br /> • T-1 19.Oft POORLY GRADED SAND(SP) NP NP NP 1.45 4.15 <br /> m T-5 9.Oft POORLY GRADED SAND with GRAVEL(SP) NP NP NP 0.81 9.14 <br /> • T-7 19.Oft OORLY GRADED SAND with SILT and GRAVEL(SP-SM NP NP NP 0.53 28.49 <br /> <br />c <br />P <br /> Specimen Identifcation D100 D60 D30 D10 ~ %Gravel %Sand %Sil t %Clay <br /> • T-1 19.Oft 19 0.752 ~ 0.444 ~ 0.181 ~ 5.5 ~ 91.1 3.5 <br />c RI T-5 9.Oft 25 1.549 0.462 0.169 21.2 I 74.3 4.6 <br />~ • 7-7 19.Oft 25 1.97 t 0.269 ~ ~ 31.5 ~ 57.1 ~ 11.4 <br />GRAIN SIZE DISTRIBUTION <br />I Project: Nature's Park Proposed Gravel Study <br />1 ~~ rr peon I Job #N21015~8 0 & Hwy 257 Milliken, Colorado <br />Date: 12-14-01 <br />