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Vector Engineering Inc. <br />143E Spring Hill Drive, Grass Valley, CA 95945 530-272-2448 <br />LABORATORY SERVICES <br />FORWARD INC. <br />re: <br />FORWARD LANDFILL STAGE 1A CLOSURE <br />PARTICLE/ANALYSIS <br />TEST REPORT <br />ASTM D-422 <br />021605.06 <br />GRAVEL SAND <br />BOLDERS COBBLES <br />COARSE FINE COARSE MEDIAN FINE <br />US SIEVE SIZE, INCHES US STANDARD SIEVE SIZE No. <br />6" 3" 1.5" 3/4" 3/8" 4 10 20 30 40 50 100 200 <br />Lab Sample No: <br />1681B <br />Report Date: <br />November 1, 2005 <br />SILT AND CLAY <br />HYDROMETER <br />0 <br />Sample ID <br />Description <br />% Gravel <br />% Sand <br />% Silt - Clay <br />U, <br />® <br />CL -33 <br />100 <br />0.0 <br />i I <br />80.8 <br />I' <br />90 <br />10 <br />I <br />i <br />20 <br />"I <br />70 <br />30 <br />60 <br />40 <br />abi <br />i <br />� <br />l <br />l <br />I <br />I <br />0� 50 <br />Z! <br />I <br />� <br />50 <br />4013- <br />i <br />i <br />'. <br />30 <br />70 <br />60 <br />i i i i i i <br />! <br />20 <br />10 <br />90 <br />100 <br />0 <br />1000.00 100.00 <br />10.00 <br />1.00 <br />0.10 0.01 0.00 <br />Particle Diameter, mm <br />d <br />E <br />Sample ID <br />Description <br />% Gravel <br />% Sand <br />% Silt - Clay <br />U, <br />® <br />CL -33 <br />Brown Silty Clay with Sand <br />0.0 <br />19.2 <br />80.8 <br />Size Passing, mm D60 = 0.03 D30 = 0.01 D10 = 0.00 5 micron (%) = 19 <br />Coefficient of Curvature, Cc: 2.09 Coefficient of Uniformity, Cu: 21.86 Fineness Modulus = 0.23 <br />These results apply only to the above listed samples. The data and information are proprietary and can not be released without authorization of Vector Engineering Inc. <br />By accepting the data and results represented on this page, client agrees to limit the liability of Vector Engineering. Inc. from Client and all other parties claims arising out of the use of <br />this data to the cost for the respective test(s) represented here, and Client agrees to indemnify and hold harmless Vector from and against all liability in excess of the aforementioned limit. <br />)excel 1 Protects 1 021605 1 16 1 - A Print Date: Reviewed Bv: LSN: <br />DCN: MA-rp (rev. 6104/05) 11/14/05 7067ik <br />