Laserfiche WebLink
<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />U.S. SIEVE OPENING IN INCHES <br /> <br />U.S. SIEVE NUMBERS <br /> <br />HYDROMETER <br /> <br />100 <br /> <br />6 4 2 1.5 1314 1/23/8 3 4 6 810 1416203040 50 70100140200 <br />T I I I I II I ill <br /> ~ <br /> \ <br /> '\ <br /> ~ <br /> 1\ <br /> \ <br /> \ <br /> \ <br /> ~ <br /> -- <br /> <br />90 <br /> <br />80 <br /> <br />P <br />E <br />R 70 <br />C <br />E <br />N <br />T60 <br /> <br />F <br />I <br />N <br />E50 <br />R <br /> <br />B <br />Y 40 <br />w <br />E <br />I <br />G30 <br />H <br />T <br /> <br />20 <br /> <br />10 <br /> <br />o <br /> <br />100 <br /> <br />10 <br /> <br />I 0.1 <br />GRAIN SIZE IN MILLIMETERS <br /> <br />SAND <br />coarse medium fine <br /> <br />0.01 <br /> <br />0.001 <br /> <br />COBBLES <br /> <br />GRAVEL <br />coarse fine <br /> <br />SILT OR CLAY <br /> <br />Specimen Identification <br /> <br />. B-4 57.0 ft <br /> <br />Classi fication <br /> <br />WC% <br /> <br />%Gravel <br />41.9 <br /> <br />% Sand <br />53.2 <br /> <br />%Silt %Clay <br />4.9 <br /> <br />SP-SM <br /> <br /> <br />GRADATION CURVES, ASTM D-422 <br /> <br />CONTINENT AL DAM <br />HINSDALE COUNTY, COLORADO <br /> <br />NORTHWEST, INC. <br />Consulting Engineers & Scientists <br /> <br />PROJECT No. <br /> <br />DATE <br />Fehruary 18, 1995 <br /> <br />FIGURE <br />No <br /> <br />B-20 <br /> <br />7147-G <br />