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Geo-Con <br />• INITIAL SLURRY <br /> <br />DRY ADDITION CALCULATION <br />PC1100 <br />Trench <br />(calculate from difference rrt <br />1. Back011 Placed 14631.0 cu feet backfilt profiles) <br />Dry Weight of Soil in (use dry weight as <br />2. Backfill Volume 1463100 pounds measured in lab test) <br />3. Jumbo Bags Added 3 each <br />• 4. Total eentonite Added 9000 Ibs (30001bs per bag) <br />5. %DRYADDITION 0.6 % (=#4/#2) <br />SLURRY TEST RESULTS <br />2/28/2007 <br />1T7TIAL SLURRY TEST RESULTS <br />TIME vlscosnv lsec~ <br />40 SEC MIN DENSITY (YCF) <br />>= 64 PCF FILTRATE <br /><= 25 ml pH <br />6.5 to 10 COMMENTS <br />9:30 37 65 16.0 8.5 <br />10:00 40 <br />11:00 40 <br />14:00 44 65 <br /> <br /> <br />TRENCH SLURRY <br />TRENCH SLURRY TEST RESULTS <br />STATION <br />NUMBER VISCOSITY <br />(SEC) r- q0 SEC DENSITY (PCF) <br />15 PCF < Bae7dJ1 COMMENTS <br />24+00 90+ 85 <br />24+90 90+ 87 <br /> <br /> <br /> <br /> <br /> <br /> <br />BACKFTLL TEST RESULTS <br />SOH.-BENTONITE BACKFII.L TEST RESULTS <br />TIME STATION LAB <br />SAMPLE # SLUMP <br />3" to 6" UNIT <br />WEIGHT <br />Ye Passing <br />#200 Sieve <br />Moisturr: <br />Content <br />9:30 22+00 4" 125 <br />14:00 22+30 4" 115 <br /> <br /> <br />Note: The station Cor the backSll test is the station where it was placed. <br />Page 1 of f <br />