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~~~ Geo-Con <br />• INITIAL SLURRY <br />SLURRY TEST RESULTS <br />1/6/2007 <br />INITIAL. SLURRY TEST RESULTS <br />TIME vscosmr (sec] <br />40 SEC MIN DENSITY (PCF) <br />k 64 PCF FILTRATE <br /><= 25 ml pH <br />6.5 to 10 COMMENTS <br />10:30 44 64 15.0 8.3 <br />14:30 51 67 <br /> 0 <br /> 0 <br /> 0 <br /> 0 <br /> 0 <br /> 0 <br />TRENCH SLURRY: <br />TRENCH SLURRY TEST IIESULTS <br />STATION <br />NUMBER VISCOSITY <br />(SEC) >= 40 SEC DENSITY (PCF) <br />7S PCF <BacldrU COMMENTS <br />83+40 79 77 <br />81+60 90+ 84 <br />82+40 90+ 86 <br /> 0 <br />• <br />DRY ADDITION CALCULATION <br /> PC1100 CAT 375 <br /> Trench Trench <br /> (cak:ulate from tlifference in <br />1. BackfiA Placed 6600.0 7450.0 cu feet backfi8 profiles) <br /> <br />Dry Weight of Soo in (use dry weght as <br />2. Backfill Volume 660000 745000 pounds measured in lab test) <br /> <br />3. Jumbo Bags Added 5 3 each <br /> <br />4. Total Bentonde Added 15000 9000 Ibs (30001bs per bag) <br />• <br />5. %DRYADDITION 2.3 1.2 % (=#4!#2) <br />BACKFILL TEST RESULTS <br />SOH.-BENTONITE BACKFILL TEST RESULTS <br />TIME STATION LAB <br />SAMPLE k SLUMP <br />3" to 4" UNIT <br />WEIGHT <br />'~ Passing <br />#200 Skye <br />Moisture <br />Content <br />11:00 79+50 S 109 <br />11:30 84+50 4 113 <br />15:30 83+00 S 113 <br />15:30 81+00 3 121 <br /> 0 <br />Note: The statioa kr the back611 test is the station where d was placed. <br />Page 1 of 1 <br />