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MW ADVANCED EARTH SCIENCES NFOOTHILL SANITARY LANDFILL MW <br />SINGLE INTERFACE DIRECT SHEAR TESTING (ASTM D 6243) <br />Upper Shear Box: Foundation soil compacted to approximately 90% of max dry density at OMC + 4% (yd a,, = 98.5 pcf, OMC = 23.0%) against <br />Bentoliner NWL45 GCL (Lot 25051811, Roll #502252695, peel = 58.1 lbs, upper surface wetted by spraying distilled water) with heat -burnished side up against foundation soil <br />Lower Shear Box: Concrete sand <br />0 4- <br />0.0 <br />0.8 1.6 2.4 <br />Displacement (in.) <br />3.2 <br />12000 <br />6000 <br />a� <br />3000 <br />0 L <br />0 <br />Shear Strength S a R <br />Parameters(2) (deg) (pso <br />Peak <br />LD <br />O Peak ❑ LD <br />Normal stress (psf) <br />U <br />Test Shear Normal Shear Soaking in Distilled Water Consolidation Lower Soil Foundation Soil GCL Shear StrengthFailure <br />No. Box Size Stress Rate Stress Time Stress Time Ya wi (Of Ya w, mr w; (of Tp TLD Mode <br />in. x in. s in./min s hour s hour pcf) % c % % % % s s <br />1F 1 12 x 12 1 12000 1 0.04 12000 16 <br />NOTES: <br />(1) GCL internal failure. <br />DATE OF REPORT: 6/22/2015 <br />FIGURE NO. B -lb <br />PROJECT NO. SGI14012 <br />DOCUMENT NO. <br />FILF. NO <br />10000 <br />1F <br />8000 <br />4Z <br />y <br />6000 <br />L <br />L <br />Q <br />4000 <br />2000 <br />0 4- <br />0.0 <br />0.8 1.6 2.4 <br />Displacement (in.) <br />3.2 <br />12000 <br />6000 <br />a� <br />3000 <br />0 L <br />0 <br />Shear Strength S a R <br />Parameters(2) (deg) (pso <br />Peak <br />LD <br />O Peak ❑ LD <br />Normal stress (psf) <br />U <br />Test Shear Normal Shear Soaking in Distilled Water Consolidation Lower Soil Foundation Soil GCL Shear StrengthFailure <br />No. Box Size Stress Rate Stress Time Stress Time Ya wi (Of Ya w, mr w; (of Tp TLD Mode <br />in. x in. s in./min s hour s hour pcf) % c % % % % s s <br />1F 1 12 x 12 1 12000 1 0.04 12000 16 <br />NOTES: <br />(1) GCL internal failure. <br />DATE OF REPORT: 6/22/2015 <br />FIGURE NO. B -lb <br />PROJECT NO. SGI14012 <br />DOCUMENT NO. <br />FILF. NO <br />