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the(t,AgroUpINTERFACE DIRECT SHEAR <br /> ASTM D5321 <br /> Checked By: <br /> Project Name: FORWARD LANDFILL Proj.No.: 809918 Date: 09/14/2000 <br /> Sample Number: INF-213 Load,psf.: 13,000 Tested By: DGC <br /> SampleDescription: SANDY CLAY/GEONET(NET DOWN)/SS TEXTURED HDPE,60 mil,(SMOOTH SIDE UP). <br /> NORMAL <br /> LOAD COMPACTED SOIL <br /> GEONET(NET DOWN) <br /> TEXTURED HDPE Max.Dry Density,pcf. 110.5 <br /> (SMOOTH UP) Olpt.Water Content% 15.3 <br /> Soil Initial w/c.,% 17.3 <br /> Initial Density,pcf. 99.5 <br /> SHEAR DIRECTION Soil Final w/c.,% 19.9 <br /> All components of the liner system were exposed+3/16"on soil. As ty,inch. 0.018 <br /> DISPLACEMENTS, SHEAR, TEST SHEAR LOAD VS. DISPLACEMENTS <br /> .001 /div. PSI. CONDITIONS <br /> 0 11 1.Anchor the SS textured HDPE onto <br /> 50 1943 the bottom box with the smooth side 4000 <br /> Am kk 100 2898 up and spray with water. <br /> IS 150 3173 2.Placed the geonet so that the net is <br /> 200 3150 1 in contact with the smooth HDPE and <br /> 250 3147 spray the textile(top side)with water. <br /> 300 3145 3. Compact the subgrade material to 3000 <br /> 400 3008 90%of max. dry density at opt. +2% <br /> 500 2848 water content onto the upper box and <br /> 600 2820 placed it on top of the textile(geonet). <br /> 700 2932 4.Apply the full normal load. a <br /> 800 2937 S.Flood the whole system with water <br /> 900 2873 and allow to hydrate and consolidate 104 2000 <br /> 1000 2798 or approx. 18-20 hrs. before shearing. <br /> 1100 2834 6. Shear at 0.04 inches/minute. <br /> 1200 2892 7.Failure occurs in between the <br /> 1300 2896 Geonet and the smooth face of the <br /> 1400 2846 HDPE. 1000 <br /> 1500 2796 <br /> 1600 2843 <br /> 1800 2869 <br /> 2000 2816 <br /> 2200 2873 <br /> 2400 2816 0 <br /> 2600 2839 0 1000 2000 3000 <br /> 2800 IL 2843 DISPLACEMENTS,(.001"/div.) <br /> Syx93t&u <br />