Laserfiche WebLink
II <br /> %#1 L.Ivv If\l.JIV Iv I CIV IriLr 100— <br /> A Texas Research Intemationat Company <br /> 111 111:1111 Is <br /> INTERFACE FRICTION TEST REPORT <br /> Tient: Holdrege& Kull TRI Log#: E2128.56-09 <br /> Project: Forward Landfill Test Method: ASTM D_5321 <br /> Test Date: 6/10-6/13/01 <br /> Tested Interface: Clay Soil vs. Single-Sided Textured Geomembrane vs. Drainage Rock <br /> Upper Box: Drainage rock <br /> 20000 <br /> C, 18000 Floating: Single-sided textured geomembrane <br /> 16000 (textured side to clay) <br /> ri <br /> b 14000 <br /> 12000 Lower Box: Clay soil compacted to 99.9 pcf at <br /> 10000 19.3%moisture content(90%maximum <br /> E. e000 dry density at t 3%of optimum moisture content <br /> a as determined by a modified Proctor test). <br /> 6000 <br /> 0 <br /> i; 4000 Interface Interface soaked and loading applied <br /> 2000 Conditioning: for a minimum of 24 hours prior to shear <br /> 0 <br /> 0 5000 10000 15000 20000 250oo Test Condition: Wet <br /> Normo)Stress(est) <br /> —tiros o;cpbC.rn of Sheor Strnee(U1166(Fit) Shearing Rate: 0.04 inches/minute <br /> ra. <br /> Trial Number 1 2 3 4 5 <br /> Bearing Slide Resistance(lbs) 12 17 17 28 48 <br /> 1 Normal Stress(psf) 1415 4310 7125 11134 21601 <br /> Large Displacment Shear Stress(psf) 451 1700 2223 3734 6896 <br /> Corrected Shear Stress(psf) 439 1683 2206 3706 6848 <br /> Secant Angle(degrees) 17.2 21.3 17.2 18.4 17.6 <br /> RESULTS: Large Displacement Friction Angle and Y-intercept <br /> at 3.5-in. of Displacement _ 71 <br /> Regression Friction Angle (degrees): 17.4 <br /> Y-intercept or Regression Adhesion(psf): 123 <br /> Regression Line: Y= 0.313 X t 123 <br /> Regression Coefficient(r squared): 0.996 <br /> Notes 1) The normal stress and shear stress values contain an area correction. quality Review/Date <br /> 2) The regression line includes the origin, <br /> 3) Sliding occurred alternately along the clay-geomembrane interface and the drainage rock-geomembrone interface. <br /> The testing herein Is basad upon accepted industry practice as well or,the test method listed. Test results reported herein do not apply <br /> to samples other than those lcated. TRI neither accepts responsibility for nor makes claim as to the Gnat use and purpose of tho material. <br /> TRI observes and maintains client confidentiality. TRI limits reproduction of this report,except)n full.without prior approval or TRI. <br /> tea, <br /> 9063 Bee Caves Road Austin,TX 78733-6201 (512)263-2101 (512)263-2558 1-800-880-TEST <br /> I <br />