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Vector Engineering Inc. LARGE SCALE DIRECT SHEAK REf'UK I <br /> Laboratory Services Test Method ASTM D-5321-B <br /> 12438 Lome Rlcs Drive.,Suite C.Gress Vettey.CA 95045 <br /> (530)272.2448 Far(W 272.8553 <br /> m ALLIED WASTE P`°i°`t^t°"' FORWARD LANDFILL P140"O' 986011-938B <br /> t <— Board Spacers <br /> Materiel r: <— Brown Clay Soil Lsnt: 938A <br /> Lsnr <br /> Material 2: —> GSE 60 mil HPDE T/S BAH Clamped <br /> subsaete: —> Concrete Board <br /> STRENGTH ENVELOPE 16000 <br /> at 0.5 in.dis lacement <br /> Test Normal Shear Secant <br /> Point Stress Stress Friction <br /> psi I psf psf Angle <br /> 1. 27.8 4000 1260 17 12000 <br /> C, <br /> 2. 55.6 8000 2400 17 g <br /> LU <br /> 3. 118.1 17000 4810 16 8000- <br /> W <br /> o: <br /> w _ <br /> Adhesion: 190 psf vi <br /> 4000 <br /> Friction Angle: 15 degrees <br /> Coefficient of 027 <br /> Friction: <br /> 0 <br /> 0 4000 8000 12000 16000 20000 <br /> ®r NORMAL STRESS <br /> 7 NOTE GRAPH NOTTO SCALE <br /> STRENGTH ENVELOPE 16000 <br /> at 2.5 in.displacement) <br /> Test Normal Shear Secant <br /> Point Stress Stress Friction <br /> psi I psf psf Angle <br /> 1. 27.8 4000 1420 20 12000 <br /> c <br /> 2. 55.6 8000 2680 19 <br /> to <br /> W <br /> 3. 118.1 17000 5850 19 8000 <br /> rr <br /> w <br /> Adhesion: 0 psf ai <br /> 4000 <br /> Friction Angle: 19 degrees <br /> Coefficient of 0,34 <br /> Friction: <br /> 0 <br /> 0 4000 a00 12000 16000 20000 <br /> NORMAL STRESS(psf) <br /> NOTE GRAPH NOT TO SCALE <br /> The Friction Angle and Adhesion(or Cohesion)results given here are based on a mathematically determined best fit line. Further <br /> interpretation should be conducted by a qualified professional experienced In geosynthetic and geotechnical engineering. <br /> 9y eccsphnq the data Crit nuu/t reproaented can Nu peps,cvont oqf to limit the howlrty ci Vector Enprnesrxp,Inc.awn dram and etl other parties kr Gema ensinp Out d use d this dote to <br /> the t rtr the roa eche tea a enfsd hereon and Client rear to mdemndy and hoN harmless Vactrr horn and ocamt e4 liability in excess OI the si"Menhoned Ilmd <br /> Report Date: Ent«.d ey Reviewed 9y: ' Lab Log: <br /> 12/29/98 Page 1 of 2 938B <br />