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j GEOTECH'_ <br />Civil, Structural & Geotechnical Engineers <br />222 South Park Ave • Montrose. CO 81401 <br />Sieve Analysis and Atterbera Limits Ph.. (970) 249 -6828 • FAX- (970) 249 -0945 <br />Project Name <br />Bowie Mine Gob Pile Road <br />Date <br />10/25/2012 <br />Project Location <br />Paonia, CO <br />Project # <br />12- 274 -CMT <br />Client <br />Bowie Resources <br />Sample by <br />JLH <br />Test Location <br />Class Vi road base <br />Tested by <br />Si <br />Sample # <br />2 <br />1 54.2 <br />30 -650/6 <br />Sieve Analysis <br />ASTM C136 / C117 <br />Sieve <br />p(mm) ening <br />% Passing <br />Clasos 6 <br />3" <br />76.2 <br />100.0 <br />3/4" <br />19.0 <br />100.0 <br />100% <br />3/8" <br />9.5 <br />72.6 <br />#4 <br />4.75 <br />1 54.2 <br />30 -650/6 <br />#8 <br />2.38 <br />42.9 <br />25-55% <br />#40 <br />0.425 <br />23.5 <br />#200 <br />0.075 <br />8.6 <br />3 -12% <br />Atterbern Limits <br />ASTM D4318 <br />Liquid Limit (LL) NP <br />Plastic Limit (PL) NP <br />Plasticity Index (PI) NP <br />NP = Non - Plastic <br />Soil Description brown well - graded GRAVEL with silt and sand CDOT Class VI <br />USCS Classification GW -GM <br />#200 #40 #10 #4 3/4" 3" <br />100 <br />80 <br />70 - <br />tM <br />.E- 60 <br />ti 50 - <br />C <br />d <br />40 - -- -- -- - -- - _ .� <br />a. <br />30 <br />20 0­1 00 1000 <br />10 ...- -- —_ - - - -- - <br />0• <br />0.01 0.1 1 10 <br />Particle Diameter (mm) <br />C)ay /Sdt <br />Fine Medium Coarse <br />Fine I Coarse <br />FINES <br />SAND <br />GRAVEL <br />% Fines = 8.6 % Sand = 45.6 % Gravel = 45.8 <br />100 <br />