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{~~~ Geo-CoB <br />• INITIAL SLURRY <br />• <br />DRY ADDITION CALCULATION <br />PC 1100 <br />Trench <br />(calculate from difference in <br />1. Backfill Placed 2688.0 cu feet backfill profiles) <br />Dry Weight of Soil in (use dry weight as <br />2. Backfill Volume 268600 pounds measured in lab test) <br /> 3. Jumbo Bags Added 2 each <br />• 4. Total Bentonde Added 8000 ibs (3000 Ws per bag) <br /> 5. %DRYADDRION 2.2 % (=#4/#2) <br />SLURRY TEST RESULTS <br />2/24/2007 <br />INITIAL, SLURRY TEST RESULTS <br />TIME vtscosmr (sec> <br />40 SEC MIN DENSITY (PCF) <br />r- 64 PCF FH.TRATE <br /><= 2S ml pH <br />6.S to 10 COMMENTS <br />8:00 37 <br />10:00 37 <br />10:00 37 64 20.5 8.5 <br />12:00 37 <br />14:00 42 64 <br /> <br />TRENCH SLURRY <br />TRENCH SLURRY TEST RESULTS <br />STATION <br />NUMBER VISCOSITY <br />(SEC) x 40 SEC DENSTTY (PCF) <br />15 PCF <Bseldill COMMENTS <br />19+70 90+ 87 <br />20+40 90+ 83 <br /> <br /> <br /> <br /> <br /> <br /> <br />BACKFILL TEST RESULTS <br />SOIL-BENTON7TE BACKFILL TEST RESULTS <br />TIME STATION LAB <br />SAMPLE q SLUMP <br />3" to 6" UN[T <br />WEIGHT <br />C <br />'~ Passing <br />#200 Sieve <br />MoBhro <br />Cooteot <br />9:00 18+40 3.5" 121 <br />13:00 18+60 3" 122 <br /> <br /> <br />Note: The station far the back011 test is the cation whets h was ptacod. <br />Page 1 of 1 <br />