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<br />r <br />rol•m ~-! 16 <br /> MECHAN ICAL ANALYSIS CHART <br /> U. S. Standard Sieve Openings in inches U. S. Standard Slave Numbers Hydrometer <br /> 100 2 I% I 4 F IQ__!~FZT2, i 4 00 1 <br />i 0 <br /> 90 <br /> 10 <br /> 8 0 <br /> 20 <br /> <br />r <br />7 L <br />o <br /> ~ <br /> Y ' <br /> .m I s <br /> 6 c <br /> a, q0 <br /> a <br /> v <br /> ~ <br />SO c <br />50 <br /> 5 c <br /> `o <br /> 8 ~ <br /> 40 <br /> 60 <br /> ~ I c <br />m <br /> o ~ <br /> 3 o <br /> ~ 70 a <br /> 20 I 80 <br /> 10 <br /> p <br /> ° <br /> °oo so to s I o.s o.l o.os aol aoos o.o oi <br /> Grain Size fn Millimeters <br /> RA SAN <br /> <br />Coarse 'ne <br />Coarso a ium Ine SILT or OLAY <br /> Sample of CLAY from test hole 3-2 at depth 18 feet. ' <br /> LL = 36 <br /> PI = 15 <br />T <br />t7 <br />G <br />Z <br />N <br />r+ <br />N <br /> <br />